Product Attribute Glossary

  • °K:
    Color Temperature is a measurement in Degrees Kelvin that indicates the hue of a specific type of light source.
  • AC Adapter:
    The type of AC adapter.
  • Accepts AC Adapter:
    Allows a type of external power supply, often enclosed in a case similar to an AC plug.
  • Accessory Lens Mount Size:
    This is the size of a lens mount for accessory lenses.
  • Accessory Shoe:
    Similar to a hot shoe, but most likely lacking electrical contacts for communication with the camera. Refers to a slot where various accessories will be mounted to the camera. Also referred to as a Cold Shoe.
  • Additional Information:
    This is any additional information pertaining to a product.
  • AF Area Mode:
    A term used by Nikon to describe the various functionality of their advanced AF systems. The various modes are Single Point, Dynamic, and Automatic.
  • AF Assist:
    A light source emitted either from a camera or external flash unit that helps a camera to obtain accurate autofocusing results in low-light conditions. The light will not impact the resulting exposure as it deactivates before the image is captured.
  • AF Assist Beam:
    A light source emitted either from a camera or external flash unit that helps a camera to obtain accurate autofocusing results in low-light conditions. The light will not impact the resulting exposure as it deactivates before the image is captured.
  • AF Detection Range:
    The maximum range of the Autofocus system
  • AF Points:
    Refers to Autofocus points on a digital camera. A camera can have as many as 51 AF points.
  • Album Capacity:
    The number of pictures that a photo album can hold.
  • Angle of Coverage:
    Applies only to large format lenses. Angle of Coverage is the maximum area a lens can cover accurately.
  • Angle of View (diagonal):
    Area of a scene that a lens covers or sees. Determined by the focal length of the lens
  • Angled Display:
    An LCD monitor that folds out from the camera body, making it easier for the user to compose, record and photograph subjects at extreme angles, such as very high or low; as well as self-portraits.
  • Antenna Type:
    Type of antenna.
  • Approximate Consumption:
    This is the approximate power consumption with normal use.
  • Approximate Working Range:
    This is the approximate working range of a wireless device (such as a microphone or pocketwizard) before it loses connectivity.
  • Attachment:
    An accessory that can be attached to the hotshoe of a camera.
  • Audio:
    This is the type of audio recording or speaker on a camera.
  • Audio Recording:
    Describes the camera's audio recording capability. Will describe the type of microphone and any additional XLR/miniphone jacks.
  • Author:
    The writer of the book.
  • Auto Distance Range:
    This is the range a flash will automatically detect a subject. Auto modes will find the correct distance and zoom for appropriate light coverage.
  • Auto F stop range:
    The range of aperture suitable for automatic flash modes.
  • Auto F Stop Range:
    The F-stop range used in an automatic aperture priority mode.
  • Auto Focus System:
    The type of auto focus sytem.
  • Autofocus:
    All digital cameras come equipped with an Autofocus, or AF Mode. While in Autofocus the camera automatically focuses on subjects based on the AF Area Mode the user has selected.
  • Base Attachment Size (bottom):
    This is the plate size that is used to attach to the head of the tripod.
  • Batteries:
    The type of battery the device uses. These types range from short-term disposable (Alkaline), long-term single-use (Lithium) and rechargeable (NiCd, NiMH, LiIon).
  • Battery Life:
    The amount of time a battery stays charged.
  • Body Only:
    Indicates the item is only the body of the camera, and does not include any lenses
  • Borderless Paper Sizes:
    This is the size of the paper.
  • Bounce Capability:
    The ability to direct a flash to bounce on ceiling or nearby wall. Bounce and swivel flash heads allow more creative flash techniques and lighting effects.
  • Brightness:
    Paper brightness affects the images printed on the paper, especially the vibrancy of the colors. The brightness of a piece of paper is typically expressed on a scale of 1 to 100 with 100 being the brightest. The multipurpose bond paper used in copy machines and desktop printers generally has a paper brightness in the 80s. Photo papers are normally in the mid to high 90s.
  • Buffer/Ram:
    A memory device that accepts printer output from one or more computers and transmits it to the printer. This lets the computer dispose of its printer output at full speed without waiting for each page to print. Printer buffers with automatic switching are connected to two or more computers and accept their output on a first-come, first-served basis.
  • Built In-Head:
    This is a type of tripod head that is part of the construction of a tripod and cannot be detached.
  • Built-in Diopter:
    Built in mechanism to adjust the viewfinder clarity to an individual's eyesight. While adjusting the diopter does not directly affect the focus of the camera, images will be out of focus if manually focusing when the diopter has been adjusted, for example, to fit the needs of someone who has imperfect eyesight. The built-in diopter is usually found right next to the viewfinder on a camera in the form of a small dial or slider switch.
  • Built-in Flash:
    A flash that is embedded or part of the camera. Built-in flashes are found in both DSLR and Point & Shoot cameras. Although practical because of their small size and ease of use, built-in flashes are often ineffective and/or unflattering as a main source of light.
  • Camera Attachment Size (top):
    This is the tripod's head size.
  • Camera Mount:
    The trace or base where the camera is fixed or secured to eliminate vibration.
  • Camera Type:
    The type of camera. Examples: SLR, point and shoot, mirrorless.
  • CD/DVD Printing:
    Type of printing paper used to create custom CD/DVD labels.
  • Centre Column:
    Extendable center column to gain more height on a tripod without extension of the legs.
  • Channels:
    This is the number of wireless channels for a transmitter.
  • Character Size:
    Value that is assigned to the character fonts that are available on a device such as a calculator.
  • Closed Length:
    The length of a lens (or a camera with a non-interchangeable fixed lens) when it is compressed to its smallest/most compact size. This is usually at the widest focal length in the zoom range.
  • Color Depth:
    Color or bit depth is the amount of information of the item being scanned; the higher the bit depth, the more colors get used and the better looking your scan will be. Grayscale images are 8-bit images, with 256 levels of gray. Color images scanned with a 24-bit scanner will have nearly 17 million colors; 36-bit scanners will give you more than 68 billion colors.
  • Color Filter System:
    The amount of pixels on a camera sensor that are used when an image is captured. Although sometimes smaller than the total pixel count, it is an insignificant difference.
  • Color Management:
    Software used to correct color of displays and printers.
  • Color Space:
    Digital cameras use additive RGB gamuts to capture color in numerical values. This refers to the options of various color spaces that can be used. The most common are Adobe RGB and sRGB
  • Color Temperature:
    Refers to the relative warmth or coolness of white light. Color temperature is conventionally stated in the unit of absolute temperature, the kelvin, having the unit symbol K.
  • Column Cross Section:
    This is the cross section of a tripod column. Some columns are shaped smooth and circular, while others are faceted with a flat or grooved sides.
  • Compatible Media:
    A storage medium that is compatible with your portable device, in a form that can easily be removed or accessed by a PC such as a type of memory card that is compatible with your camera.
  • Connectors:
    These are audio or video cables used to connect a camera or videocamera to another source.
  • Continuous Shooting Speed:
    Refers to the number of frames that can be captured per second (fps = frames per second).
  • Contrast Ratio:
    Measure of a display system.
  • Copier Resolution:
    The number of pixels that form an image by height and width.
  • Copier Special Features:
    Any special features of a copier.
  • Copier Speed:
    The average speed a copier will scan and copy a document.
  • Counter Balance:
    Tripods have a counterbalance system which allows a camera to remain in the tilt position
  • Coverage:
    This is the maximum viewing area through a camera's viewfinder.
  • CPU:
    CPU is the abbreviation for central processing unit. The CPU is the brains of the computer where most calculations take place.
  • Custom Functions:
    Manually programmed functions on a flash unit.
  • Custom Functions:
    Programmable buttons on a camera that can be used for various custom functions.
  • Definition :
    This is the quality of records, ranging from standard to high definition.
  • Depth Rating:
    Design parameters and measures of a submarine's ability to operate underwater. The depth rating of a waterproof digital camera determines if it's suitable for snorkeling or SCUBA diving.
  • Dialing Options:
    Speed Dialing, Group Dialing
  • Digital Zoom:
    A function of a digital camera that makes an image seem close-up.
  • Digits Displayed:
    Number of digits that are visible on a device such as a calculator.
  • Dimensions:
    Dimensions
  • Dimensions:
    Dimensions
  • Direct Print Capability:
    Allows camera to connect directly with a compatible photo printer and make prints without the need of a computer.
  • Direct Print Capable:
    Allows camera to connect directly with a compatible photo printer and make prints without the need of a computer.
  • Display Color:
    Number of colors that are visible on a device such as a calculator.
  • Display Resolution:
    Usually measured in dots per inch or pixels per inch. Number of pixels displayed per inch.
  • Display Type:
    The type or brand of the screen.
  • Dots:
    A measurement of the LCD Monitor's resolution not by width by height, but rather the total amount of dots.
  • Drive Modes:
    Also referred to as release modes, cameras often have several different modes in which they will capture images including: single shot, continuous drive (low and high), self timer, and mirror lock-up.
  • Dual Flash Capability:
    Supports use of dual flash ports (either SD or CF).
  • Earphone Jack:
    This is a jack used to connect headphones to a device for audio monitoring.
  • Effective Pixels:
    The same as effective resolution, but measured in Megapixels.
  • Effective Resolution:
    The amount of pixels on a camera sensor that are used when an image is captured. Although sometimes smaller than the total pixel count, it is an insignificant difference.
  • Elements / Groups:
    The individual pieces of glass that form the overall optical construction. Most lenses have between four and eleven elements to bend the light rays to ensure a perfectly formed image appears on the light sensitive surface, such as a film or CCD. The elements are arranged in groups and may be seen in specification sheets as, for example, 6 elements in 4 groups. That configuration may have two single elements and the other four grouped in pairs.
  • Energy Star Compliant:
    This refers to energy-efficient products that reduce greenhouse gas emissions and other pollutants caused by the inefficient use of energy; and also offer savings on energy bills without sacrificing performance, features, and comfort.
  • Envelope Types:
    This is the envelope type.
  • Environmental Conditions:
    Environmental conditions of a certain product can withstand. Some cameras are capable of being waterproof, shockproof, dustproof, etc...
  • Erase Modes:
    Erases images.
  • Exposure Compensation:
    Refers to the option for the user to override the internal light meter in the camera to either OVER or UNDER expose based on middle/18% gray. This is especially useful when photographing either extremely white/bright scenes or when in very dark/dimly lit scenarios.
  • Exposure Compensation:
    Refers to the option for the user to override the internal light meter in the camera to either OVER or UNDER expose based on middle/18% gray. This is especially useful when photographing either extremely white/bright scenes or when in very dark/dimly lit scenarios.
  • Exposure Control:
    The settings on a camera that adjust to get the correct exposure. Shutter speed, aperture and ISO sensitivity are generally three basic types of exposure control.
  • Exposure Modes:
    The various programmed, automatic, semi-automatic, and/or manual shooting modes which a camera has available for use. (e.g. Program, Shutter Priority, Aperture Priority, and Programmed Automatic)
  • Exposures:
    The amount of light hitting the film depending on aperture and the shutter speed.
  • External Flash System:
    An off camera flash used for more creative lighting.
  • External Power Source:
    Outside power source that supplies power to an electronic device.
  • External Power Supply:
    This is an external power supply that is separate from a devices battery.
  • Eyepoint:
    This refers to how far away you can have your eye from the viewfinder and still see the entire image.
  • Face Detection:
    Type of face detection that a camera has.
  • Fax Capability:
    The capability to send and receive documents through a fax machine.
  • Fax Features:
    Special features that differentiate one fax machine from another.
  • Fax Memory:
    Fax memory is a specification that is usually measured in pages.
  • Fax Resolution:
    The amount of ink or toner dots in a given area. The higher the resolution, the better the print quality.
  • Fax Speed:
    The transmission speed of the fax machines' modem. Recorded in kbps.
  • Film Advance:
    A mechanism for moving film from one spool to another incrementally one frame at a time.
  • Film Counter:
    Mechanism for recording the number of film frames exposed or for calculating the number of exposures remaining on a roll of film or memory card.
  • Film Size:
    Refers to the format of the film being used. (35mm, 120, 4x5, etc...)
  • Film Speed:
    Refers to the ISO rating of the film. Film speed relates to light sensitivity. The higher the ISO, the more sensitive the film is to light.
  • Film Type:
    Refers to the development process by which the particular film uses. The most common are black and white, color negative (C-41), and color reversal (E-6)
  • Filter Construction:
    This is the construction of a type of filter. The type of process used to create a filter can affect its price. Filters can be constructed out of regular glass that sandwiches a coloured gel in between or in high-end filters, raw elements are added to the molten optical glass so there is no risk of uneven colour or fading.
  • Filter Diameter:
    Almost every modern lens has a filter ring/thread on it for a UV filter. Filter Diameter refers to the size (diameter) of the front ring. There are several common sizes.
  • Filter Effect:
    Allows various filter effects to be done in-camera while shooting. Common filter effects are vivid, neutral, sepia, black and white, negative, cooling, warming, etc...
  • Filter Factor:
    When placed in the optical path, many filters block a certain amount of light from reaching the lens. Filter factor relates to how much exposure compensation is required in order to adjust for this. Most cameras have TTL metering and will be able to do this automatically.
  • Filter Type:
    The type of filter for a lens. Filters can be screwed on the front element or dropped in for larger zoom lens.
  • Flash Control:
    Controlling the length of time of the flash by metering the light, either manually or electronically.
  • Flash Exposure Compensation:
    A technique to compensate a measured exposure level against other factors which may render a less-optimal image.
  • Flash Modes:
    Different modes that determines how a flash will be used in a photo.
  • Flash radio control:
    The control of flash through radio frequencies. Some flash units have built in radios with multiple channels.
  • Flash Ratio Control:
    This is the ability to use ratio output the power of multiple flash units. This feature is useful for allowing one flash to be brighter than the other without manually programming each flash.
  • Flash Type:
    This is the type of flash used to add more light to an image.
  • Focal Length:
    Focal Length
  • Focal Length:
    The distance between the film and the optical center of the lens when the lens is focused on infinity.
  • Focus Adjusting:
    This is a fine-tune adjustment to make auto-focus more accurate on a lens.
  • Focus Adjustment:
    Focus Adjustment
  • Focus Control Type:
    Type of focus control ranging from automatic focus points to full manual control.
  • Focus Drive:
    The internal autofocus drive of a lens.
  • Focus Modes:
    The types of focus modes an item has.
  • Focus Range:
    The minimum and maximum range of focus with a certain lens.
  • Focusing Range:
    The range a camera is able to focus on for a certain image.
  • Focusing Screen:
    Refers to a thin translucent plate of glass that rests in the pentaprism of a DSLR camera that allows a user to compose images in the viewfinder. Some cameras have several screens (both OEM and 3rd party) that can be interchanged.
  • Focusing System:
    The type of focusing system used to capture a sharp image. Some simple cameras have fixed (infinity) focus. Most modern cameras have autofocus systems which determine the distance to the subject automatically. There are two main types of autofocus: active autofocus, where an infrared light (or a sonar pulse) is emitted by the camera and reflected by the subject, and passive autofocus, where the image transmitted by the lens is analysed for its sharpness by a detector inside the camera.
  • Focusing System:
    This is the auto-focusing system of the video camera. Common types of auto-focus is active, passive, phase detection, and contrast detection.
  • Frame and Album Size:
    The dimensions of a frame or album.
  • Frame Rate:
    The frame-rate is the frequency of images of a movie that are displayed every second. The higher frame rate a movie has the smoother objects move in the movie.
  • Frame Rate:
    Not to be confused with burst rate for still images, "Frame Rate" refers to the amount of frames per second (fps) that are recorded during video capture.
  • Frame Type:
    The type of frame. They can be wooden, glass, or metal.
  • Frequency:
    The frequency a radio controlled device can operate on.
  • Frequency Range:
    This is the approximate frequency range that wireless device can operate on.
  • Front Accessory Thread Size:
    An adapter that allows threaded accessories to filter kits, such as Lee's Foundation Filter kit.
  • Front Lens Cap Size:
    This is the size of a front lens cap. Standard sizes for snap-on lens caps include: 27mm, 28mm, 30mm, 34mm, 37mm, 39mm, 40.5mm, 43mm, 46mm, 49mm, 52mm, 55mm, 58mm, 62mm, 67mm, 72mm, 77mm, 82mm and 86mm.
  • Guide Number:
    The number which indicates the effective power of a flash unit.
  • HDMI Terminal:
    This is a type of high quality video output on a camera.
  • HDMI Terminal :
    This is an output for HDMI cables for high definition playback.
  • HDTV Compatibility:
    Refers to a device's ability to output high definition audio and video. These devices often require HDMI cables to connect with a HDTV.
  • Headphone Monitoring:
    This allows the monitoring of audio while recording with a video camera with headphones.
  • High and/or Low Voltage Power:
    This is the maximum or minimum voltage required to power a device.
  • Hot Shoe Voltage Protection:
    This is a small cover used to protect a hotshoe while it is not in use.
  • Image Formats:
    The types of files that a particular camera produces. All cameras output JPEG images, but some of the more sophisticated models will shoot in RAW mode. RAW Image Formats will vary based on manufacturer.
  • Image Preview Screen:
    An image preview screen used for quick image playback.
  • Image Sensor:
    Describes the makeup, build, and technology of the sensor that is in the camera. An Image Sensor is a device that converts an optical image to an electric signal. It is used mostly in digital cameras and other imaging devices. It is a set of charge-coupled devices (CCD) or CMOS sensors such as active-pixel sensors.
  • Image Stabilization:
    This is a family of techniques used to reduce blurring associated with the motion of a camera during exposure. Image stabilization helps in low light situations using slower shutter speeds.
  • Impedance:
    The the ratio of the voltage phasor to the electric current phasor, a measure of the opposition to time-varying electric current in an electric circuit.
  • Independent Pan Lock:
    This is an independent locking mechanism for ball-head tripods. It will lock the rotating head while allowing horizontal panning.
  • Ink Cartridge Configuration:
    This is the configuration of ink cartridges in a printer. The ink cartridge configuration can affect the print quality.
  • Ink Palette:
    The type of color.
  • Ink Type:
    This is the type of ink used in an inkjet printer. Most inkjet printers use liquid ink, whether it is pigment-based ink or dye-based ink. Pigment-based inks bond to the paper somewhat better than dye-based inks, reducing the likelihood that ink will bleed through the paper. Dye-based printer ink provides brighter colors in a wider range but bleed-through is more common. Waterproof ink also is a popular option, because most liquid inks will bleed if the final product becomes wet.
  • Input Level:
    This displays the audio line input level of the camera's microphone.
  • Interchangeable Microphone Heads:
    Allows use of interchangeable microphone heads that serve various purposes, such as dynamic, ribbon and condenser heads.
  • Interface & Connectivity:
    The connectivity of an interface to a network.
  • Internal Memory:
    This is the internal data storage of a device that does not include expandable memory.
  • Interpolated Resolution:
    Software process of adding pixels to an original image.
  • ISBN #:
    Stands for International Standard Book Number. Identifies books nationally with a 10 digit number
  • ISO range:
    Refers to the lowest and highest ISO sensitivity options the user has with a particular camera. (e.g. The Canon 5D Mark III has an ISO Range of 100-25,600)
  • ISO Range:
    Refers to the lowest and highest ISO sensitivity options the user has with a particular camera. (e.g. The Canon 5D Mark III has an ISO Range of 100-25,600)
  • ISO Speed:
    The ISO speed setting dictates sensitivity to light. The higher the ISO speed, the more sensitive the film or digital sensor is to light. Higher ISOs have the effect of noise in an image. The actual ISO at which the noise occurs varies from camera to camera. Low ISOs are generally used for brighter lighting conditions and high ISOs are often used for low light or action shots.
  • ISO Speed:
    The ISO speed setting dictates sensitivity to light. The higher the ISO speed, the more sensitive the film or digital sensor is to light. Higher ISOs have the effect of noise in an image. The actual ISO at which the noise occurs varies from camera to camera. Low ISOs are generally used for brighter lighting conditions and high ISOs are often used for low light or action shots.
  • Lateral Tilt:
    This is the lateral tilt of a tripod allowing the tripod head to tilt on it's lateral axis, left to right.
  • LCD Screen:
    The brand or type of LCD (Liquid Crystal Display) screen. These are usually found on the back of a camera.
  • LED:
    A light source often used in video as a constant light source. These often attach on or off camera and use their own power source.
  • Leg Cross Section:
    This is the cross section of a tripod's extending legs.
  • Leg Sections:
    Number of leg sections.
  • Legs Tube Diameter:
    This is the diameter of a tripod leg. A thicker diameter tripod leg will be more sturdy, but will often mean added weight.
  • Length:
    The measurement of something from end to end.
  • Length:
    Length
  • Lens:
    One or more pieces of optical glass or similar material designed to collect and focus rays of light to form a sharp image on the film, paper, or projection screen.
  • Lens Aperture:
    Range of Aperture size
  • Lens f/Stop Range:
    This is the minimum and maximum aperture of a lens.
  • Lens Filter Size:
    The size of the filter that fits the lens.
  • Lens Hood:
    This is the type of lens hood.
  • Lens Magnification Factor:
    This is the magnifying factor of a lens. Macro lenses will often be described by their “magnification factor”. A lens with a 1:1 magnification factor produces a projected image on the sensor which is the same as the subject.
  • Lens Min. Focus Distance:
    The shortest distance that a lens can focus.
  • Lens Mount:
    The type of lens mount.
  • Level Control:
    Regulates manual audio control on a camera.
  • Load Capacity:
    The maximum amount of weight that can be held by an apparatus.
  • LP Mode:
    This is a mode on camcorders that allows additional recording time on tape. Although it provides extra footage on the same amount of tape, it can result in dropped frames and noise playback.
  • Macro Magnification Factor:
    A lens with a 1:1 magnification factor produces a projected image on the sensor which is the same as the subject. A 1:1 magnification factor is usually considered the minimum for a lens to be described as a “macro” lens. Specialist macro lenses are often 1:3 or even 1:10 magnification factors, meaning that 1mm across the subject becomes 3mm or 10mm when projected onto the sensor, thus 3 or 10 times magnification.
  • Manual Exposure:
    Manually choosing the shutter speed and aperture.
  • Manual Exposure:
    Manual exposure is a camera mode which is non-automatic, and requires the photographer to set their own aperture and f-stop for each shot. This mode does not rely on the camera’ s internal metering system, but requires you rather to take a reading with a separate flashmeter to determine correct settings. When using external flash units, your camera should be adjusted manually.
  • Manual Sync Speed:
    The maximum sync speed of a flash unit while shooting in manual mode.
  • Material:
    The substance that something is made out of.
  • Material:
    Material
  • Materials:
    Substance that something is made out of.
  • Max Resolution:
    The highest resolution that a display device can support.
  • Max Shutter Speed:
    The fastest amount of time a shutter can remain open. This is practical for stopping motion completely.
  • Max Supported Document Size:
    The maximum size of a document that can be used.
  • Max. Power Consumption:
    Maximum power consumption that a scanner uses.
  • Maximum Aperture:
    How wide a lens can be opened.
  • Maximum Burst:
    Refers to the maximum number of shots that can be taken continuously before the internal buffer is filled and the shutter release is locked, temporarily preventing further exposures.
  • Maximum Height:
    The maximum height that a tripod can extend to.
  • Maximum Height (With Center Column Down):
    Maximum height of a tripod with center column down.
  • Maximum Input Power:
    The maximum RF signal input level that is non-destructive to the operation of the equipment.
  • Maximum Operating Range:
    This is the maximum amount of distance of a wireless device before it loses transmission.
  • Maximum Paper Size (Rolls):
    Maximum paper size in rolls of paper.
  • Maximum Paper Thickness:
    The maximum amount of paper thickness.
  • Maximum Printable Area:
    This is the maximum printing area of a type of paper.
  • Maximum Recording Time:
    The longest amount of time something can be recorded.
  • Maximum Recording Time:
    The longest amount of time something can record.
  • Maximum Resolution:
    The maximum size of a print with optimum quality.
  • Maximum Shooting (frames per second):
    This is the maximum frames per second a camera can take before it begins buffering. It is referred to as burst or drive mode on different cameras.
  • Maximum Sync Speed:
    Fastest shutter speed.
  • Maximum Wattages:
    Maximum Wattages
  • Megapixels:
    A megapixel is one million pixels. It is commonly used to describe the resolution of digital cameras. For example, a 7.2 megapixel camera is capable of capturing roughly 7,200,000 pixels. The higher the megapixel number, the more detail the camera can capture. Therefore, the megapixel count is a significant specification to look for when buying a digital camera.
  • Memory Card Capability:
    Memory cards that is compatible with a certain product.
  • Memory Card Size:
    The amount of storage space on a memory card.
  • Memory Card Type:
    The type or brand of the memory card. Common types of memory cards are SD, Memory Stick, SDHC, SDXC, Micro SD, and Compact Flash.
  • Memory Cells:
    This is a type of memory bit used for storage.
  • Meter Modes:
    The various modes in which the camera will measure light. Most DSLRs and some advanced point and shoots have the ability to meter an entire scene (matrix/evaluative) or a specific point (centerweighted/spot)
  • Meter Modes:
    The various modes in which the camera will measure light. Most DSLRs and some advanced point and shoots have the ability to meter an entire scene (matrix/evaluative) or a specific point (centerweighted/spot)
  • Metering Range:
    The range that the meter can work in. Usually indicated as exposure values.
  • Metering System:
    The metering system measures the amount of light in a scene. It calculates the best exposure values based on the amount of light.
  • Microphone Jack:
    This jack allows microphones to be plugged into a camera or camcorder for audio capture.
  • Microphone Terminal:
    This is a port for microphone input.
  • Minimum Aperture:
    How wide a lens can be opened.
  • Minimum Focusing Distance:
    The minimum focus distance is the shortest distance at which a lens can focus. In the case of digital SLR cameras, the distance to the subject is measured from the focal plane mark on the camera body, not from the front of the lens.
  • Minimum Height:
    The minimum height of a tripod without any extension.
  • Minimum Illumination:
    Minimum illumination indicates the minimum amount of light required to see a ‘useful’ image generated by a camera. It is measured with a light meter and the specification is expressed in lux. When comparing minimum illumination specifications, it is important to know the conditions under which measurements were made, because the specifications vary with parameters such as video levels, shutter speed, gain, and F-number.
  • Minimum Ink Droplet Size:
    The minimum size of an ink droplet. Also referred to as DPI.
  • Miscellaneous:
    Miscellaneous
  • Mode File:
    Allows you to look through the images that were taken.
  • Modem Speed:
    Speed at which you connect to the Internet through your computer's modem.
  • Mounting Options:
    The various types of mounts available to attach a lens to a camera body.
  • Multi-Coated:
    A series of optical coatings that are on a lens/filter that help reduce the impact of reflections. The result is a higher transmission percentage of light. All modern lenses are multi-coated.
  • Mute Switch:
    This switch mutes audio in/out of a camera or video camera.
  • Nozzle Pitch:
    This is the spacing in between each nozzle on a print head.
  • Number of Flashes (at full power):
    Approximate number of flashes outputted by a flash unit that has full power.
  • Number Of Nozzles:
    The number of nozzles.
  • Number of Outputs:
    This is the number of outputs on a camera or electronic device.
  • Number of Pages:
    The number of pages in a book.
  • Number of Recorded Pixels:
    "The number of recorded pixels" refers to the number of pixels in an image (a pixel is a cluster of dots). The larger the file size, the better the image quality when printed.
  • Number of Simultaneous Systems:
    This is the number of simultaneous wireless systems supported by a radio transmitting device.
  • Off Camera Capability:
    This is the off-camera capability of a flash unit. A common feature on flash units is a slave function which fires in-sync with another flash.
  • Operating Range:
    The minimum and maximum distance of effective flash.
  • Operating system:
    The type of operating system a device or software is designed for.
  • Operating Systems & Requirements:
    The minimum operating system and hardware requirements to use hardware or run software.
  • Optical Resolution:
    Number of pixels per inch recorded by the scanner's image sensor.
  • Optical Zoom:
    Optical Zoom
  • OS Supported:
    The types of operating systems that a device or software is compatible with. Software is usually specified to be Windows or Mac compatible if not universal.
  • Other Features:
    Any other special feature found on a camera or camcorder.
  • Overall Frequency Response:
    This is used to indicate the accuracy of electronic components or systems, primarily in audio equipment.
  • Pan Bar Position:
    This is the position of the panning bar used to create fluid panning.
  • Pan Range:
    This is the horizontal panning range of a tripod head. Most tripods with a panning arm can pan 360°.
  • Panoramic Rotation :
    The ability for a tripod to have 360° or greater degree of rotation.
  • Paper Capacity / Feed:
    Maximum amount of paper a printer can hold.
  • Paper Opacity:
    Reduces or prevents two-sided printing from showing through.
  • Paper Size:
    The size of the paper
  • Paper Surface:
    The type of surface and/or texture paper has. Typical photographic papers can be glossy, matte, pearl, lustre, etc...
  • Paper Type:
    This is the paper type.
  • Paper Weight:
    Paper weight is the general thickness of a paper. The greater the paper weight, the heavier, thicker, and sturdier the paper is. Papers with more bulk hold up well when there is heavy ink coverage. For full color photos from your desktop, thicker inkjet photo papers are best. However, some desktop printers may not handle thicker papers well, especially if the printer doesn't have a straight paper path.
  • PC Interface:
    This is software used to tether a camera to a computer interface. It is often used in a studio atmosphere as a better way to preview images.
  • Picture Format:
    The types of files that a particular camera produces. All cameras output JPEG images, but some of the more sophisticated models will shoot in RAW mode. RAW Image Formats will vary based on manufacturer.
  • Picture Size:
    Refers to the various resolutions a camera can take and its maximum print size.
  • Pixels:
    A single picture element of a digital photo.
  • Plate Type:
    Type of plate used on a tripod. Connects the camera and the tripod.
  • Playback Functions:
    Various playback functions such as slideshow and histogram view.
  • Playback Time:
    This is the maximum playback time dependent on the products battery.
  • Polar Pattern:
    A polar pattern is a circular graph that shows how sensitive a microphone is in different directions.
  • Power Indicator:
    This indicates the power level of a battery in a camera.
  • Power Requirements:
    This is the battery or adapter necessary to power a device.
  • Power Saving Mode:
    Similar to putting a computer into "Sleep" mode. After an extended period of time, many modern cameras will go into Power Saving Mode in order to save battery life. Pressing the shutter button half way down will activate most cameras out of Power Saving Mode.
  • Practical Maximum Output:
    This is the practical maximum voltage output recommended by the manufacturer.
  • Print Longevity/Archival:
    The archival quality of a print. Most fine art papers are considered archival quality, but not all papers have are acid-free.
  • Print Speed:
    The average print speed of a paper.
  • Printer Language:
    The printer protocol used to communicate with a computer
  • Printer Paper Size:
    The size of paper a printer uses.
  • Printer Technology:
    The type of printer technology.
  • Process Type:
    Refers to the development process by which the particular film uses. The most common are black and white, color negative (C-41), and color reversal (E-6)
  • Programmed AE:
    Shutter speed and aperture are automatically chosen by a program mode.
  • Programmed AE:
    The camera chooses the best shutter speed and aperture automatically.
  • Projection Distance for a 100:
    Projection Distance for a 100" Screen
  • Projector Battery Life:
    The average battery life for a portable projector.
  • Projector Brightness:
    This is the maximum brightness for a projector usually measured in Lumens. 2000 Lumens is considered good for small and portable projectors while 4500 Lumens is considered super bright and practical for large venues.
  • Projector Display System:
    This is the type of projection used by a projector. Common projection types are LCD, DLP, and CRT.
  • Projector Image Size:
    This is the maximum size a projector is recommended to display.
  • Projector Lens:
    The description of the projector lens.
  • Projector Light Source:
    This is the type of light source used in projecting an image.
  • Projector Number of colors:
    This is the number of colors that a projector has.
  • Projector Throw Distance:
    Throw is the distance of a movie projector from the screen. It is the distance the image is thrown onto the screen, and it has a large effect on screen size. Often in home theatre individuals lack the correct throw distance in the room but can buy a short throw lens. There are also "long throw" lenses available.
  • Quick Release:
    Refers to a quick release plate that allows you to work more quickly by mounting your equipment to your tripod head more securely with less risk of vibration or slipping.
  • RAM:
    Random access memory (RAM) is a form of computer data storage.
  • Rated Currency:
    The rated current is the continuous, not interrupted current a connector can take when simultaneous power on all contacts is given, without exceeding the maximum temperature.
  • Rated Frequency:
    This is the rated frequency of a device which refers to the periods permitted by alternating current and must be changed in one second in the alternating current circuit.
  • Rated Voltage:
    An electromotive force or potential difference expressed in volts. Batteries are sources of voltage in many electric circuits
  • Recharging Time:
    The amount of time it takes to recharge a battery.
  • Recording/Reading Methods:
    This is the type of method used to read/write on a camera's memory card.
  • Recycle Time:
    The amount of time a camera or flash takes to reset the flash between shots. This is generally measured when the flash is being fired at maximum power.
  • Reduce/Enlarge:
    A feature to set the scale document being scanned by copier.
  • Remote Control:
    An external device that can be used to activate the shutter in a camera so no physical contact with the camera is necessary. There are both wired and wireless remote controls for various applications.
  • Removable Drive:
    This is the type of removable memory for an electronic device.
  • RF Carrier Frequency Range:
    This is the frequency range for a RF wireless mic.
  • Sampling Frequency:
    The sampling frequency is the number of times per second audio is sampled and stored as a number.
  • Scan Size:
    The size an image is scanned.
  • Scanner Software:
    The type of software used as an interface between the scanner and computer.
  • Scanner Type:
    This is they type of scanner. Typical scanners can be flatbed, photo, sheetfed, and portable scanners.
  • Scanning Modes:
    Type of scanning modes.
  • Screen Size:
    The size of the screen listed by height and width.
  • Self Timer:
    Allows a delay between pressing the shutter release button and the actual firing of the shutter. Commonly used to give photographers time to put themselves in the shot and to take photos without having to physically have their hands on the camera during exposure.
  • Sensitivity:
    Sensitivity or ISO refers to the light sensitivity of a certain film or a digital sensor. Where a film usually has a suggested ISO, a digital sensor often has a range of light sensitivity.
  • Sensor Size:
    Refers to the actual physical size of the imaging sensor in the camera. A sensor that has the same dimensions as a 35mm frame of film is considered to be "full" frame. Other smaller sensor sizes are described in terms relative to a "full" sized sensor. (e.g. an APS-C 1.5x crop sensor)
  • Sensor Type:
    Describes the makeup, build, and technology of the sensor that is in the camera.
  • Sheet Count:
    This is how many sheets of paper there are in one ream.
  • Shooting Capacity:
    Shooting capacity.
  • Shoulder Strap:
    A long strap attached to a camera or bag for carrying it over the shoulder.
  • Shutter:
    Blades or a curtain of some type of cover that controls the time during which light reaches the film or a sensor.
  • Shutter Speeds:
    The amount of time the shutter stay open for exposure. Measured in fractions of seconds.
  • Shutter Type:
    Blades or some type of cover that controls the time during which light reaches the film or sensor. Older cameras use mechanical shutters while new cameras use electronic shutters.
  • Signal-to-Noise Ratio:
    The signal to noise ratio (SNR) is a useful and universal way of comparing the relative amounts of signal and noise for any electronic system; high ratios will have very little visible noise whereas the opposite is true for low ratios.
  • Slave Operation Confirmation:
    This is a sound that confirms flash sync or an indicator light that displays the status of a slave flash unit.
  • Sound/Noise Level:
    Control for audio output.
  • Speaker:
    This is a speaker used for audio playback on a camera or camcorder.
  • Spirit Level:
    This is also referred to as a bubble level and is used to level the vertical and horizontal axis of the camera.
  • Stand-by Consumption:
    This the power consumption a device uses while in stand-by mode.
  • Start Up Time:
    The amount of time it takes to turn on a device.
  • Status Indicator:
    This light displays the status of a camera or flash.
  • Storage Capacity:
    This is the maximum storage size of a memory card.
  • Swivel Capability:
    This is the swivel capability of the tripod head. Some tripod can only pan horizontally, while some tripods with ball-heads can be angled.
  • Swivel Capability:
    The ability to angle and rotate a flash head for bounce and indirect lighting.
  • Sync Speed:
    Fastest shutter speed a flash can sync with.
  • Sync Speed:
    Sync speed is the fastest shutter speed for which the shutter curtains are completely open at the time of exposure (or when the flash fires).
  • System Requirements:
    To be used efficiently, all computer software needs certain hardware components or other software resources to be present on a computer. These prerequisites are known as (computer) system requirements and are often used as a guideline as opposed to an absolute rule. Most software defines two sets of system requirements: minimum and recommended.
  • Television System:
    The encoding or formatting standards for the transmission and reception of terrestrial television signals. There are three main analog television systems in current use around the world: NTSC, PAL, and SECAM. These systems have several components, including a set of technical parameters for the broadcasting signal, an encoder system for encoding color, and possibly a system for encoding multichannel television sound (MTS).
  • Throw Ratio:
    Throw Ratio
  • Tilt Drag:
    Allows you to adjust the amount of resistance during a pan or tilt movement.
  • Total Pixels:
    The total amount of pixels. Describes the detail an image holds.
  • Total Resolution:
    The full count of pixels on a camera's sensor.
  • Transmission Range:
    This the range of operation for a wireless trigger system.
  • Transmission System:
    This is the type of wireless transmission system for a remotely triggered device, such as a pocketwizard.
  • Transparency Capability:
    This is the scanners ability to scan transparent materials such as negatives or slides film.
  • TTL Compatibility:
    TTL (Through-The-Lens) refers to a light/exposure meter which is compatible with your camera, and takes light readings through the lens to determine the correct settings when in automatic mode. Often, this meter sends out a pre-flash or infrared sensor in order to detect the amount of available light. This signal may inadvertently trip your unit’s built-in slave tripper, and therefore can not be used with flash units.
  • Type (Multi):
    This is the type of product.
  • Type of Microphone:
    Type or brand of microphone used to capture audio.
  • Type of Outputs:
    The available outputs for video and audio on a camera.
  • Type of Transmitter:
    This is the type of transmitter to wirelessly trigger a camera or flash.
  • Under Camera Mountable:
    Allows some accessories such as battery grips and flash brackets to attach to tripod socket under the camera.
  • Usable Lenses:
    Lenses that can be used for a certain camera.
  • USB Port:
    This is a type of port used to connect a camera to a computer via a USB cable.
  • USB Terminal:
    This is a type of port used to connect a camera to a computer via USB cable.
  • Use With:
    Use With
  • Vari-Power:
    This is a device that permits variable power output. This is often used to control flash power output of a flash head in f/stop increments.
  • Video Card and Display:
    An expansion card which generates a feed of output images to a display. Most video cards offer various functions such as accelerated rendering of 3D scenes and 2D graphics, MPEG-2/MPEG-4 decoding, TV output, or the ability to connect multiple monitors (multi-monitor).
  • Video Clip Length:
    The longest clip that a video camera can record.
  • Video Recording System:
    Describes the camera's video recording capability. Will describe the camera's video recording system, image sensor, video resolution, as well as other pertinent information related to the camera's video recording.
  • Video Recording System:
    This is the type of video recording system that is utilized in a video camera.
  • Video Resolution:
    The measurement in height x width of a captured video file. Common sizes are VGA, 720p, and 1080p.
  • Video Terminal:
    This the type of video output on a camera, ranging from typical AV-out to HDMI.
  • Viewfinder:
    The eye level device you look through to compose the image.
  • Voice Activation:
    This is a feature on cameras and camcorders that allows various programmable actions to be performed by voice commands.
  • Voice Recording Media:
    This is the type of voice recorder on a device.
  • Voice Recording Time:
    This is the maximum voice recording time of a device, which is usually dependent on available memory.
  • Volts:
    This is the voltage outputted by a battery.
  • Warranty Duration:
    The length of time a product is under warranty.
  • Waterproof:
    Made of or coated or treated with rubber, plastic, or a sealing agent to prevent penetration by water.
  • Watts:
    A unit of power that measures the rate of energy conversion or transfer. Usually the electric power required by an appliance or device.
  • Weight:
    Weight
  • Weight:
    The physical weight of the item without packaging.
  • Weight:
    Weight
  • White Balance:
    White Balance is the process of removing unrealistic color casts so that objects which appear white in person are rendered white in your photo.
  • Write Protection:
    This is a feature on a memory card that protects a memory card from being overwritten. It is often a switch on the side of a memory card, such as an SD card.
  • Zoom:
    This is the zoom capability of a video camera. Zoom can be optical or digital.
  • Zoom Adjustment:
    Zoom Adjustment
  • Zoom Range:
    Refers to how wide the flash will spread the light. In an automatic flash zoom mode, the flash will detects the focal length of the lens mounted on your camera body, and adjust the light spread the flash emits to match the angle of view of your lens.