The Sony Alpha a7S is a Mirrorless Digital Camera with a full-frame 12.2 MP Exmor CMOS sensor. It has a BIONZ X image processor that gives you high video and imaging quality. The camera has a gap-less lens design that enables greater light gathering and offers superfine photo quality across the sensor plane. It has an Expansive Dynamic Range and a wide extended ISO range of 409,600. This Sony camera has a superb 25-point contrast-detention AF system that gives you elegant imaging. The camera not only captures top-class still images, but also is capable of shooting videos in 4K resolutions with an optional external recorder over HDMI. It also captures Full HD 1080p videos in XAVC S format at 50 Mbps at multiple frame rates. The S-Log2 gamma gives you greater video recording capabilities by expanding the effective dynamic range during recording. The 3 inch 921.6K-dot tilting LCD and 2.36-million-dot OLED electronic viewfinder provides magnificent and super sharp monitoring and reviewing capabilities.
Optics and Focus
The Sony Alpha a7S has an E-Mount Full Frame lens mount. Along with these lenses, you can also use an A series lens with optional adapters. You get a wide range of Carl Zeiss and G series lenses to use with the camera. This Sony camera has been designed to give you premium quality imaging with its full frame sensor and many features that many of the high-end DSLR cameras don’t have. The Fast Intelligent AF system offers ultra-fine image quality in illumination as low as EV -4. The camera has a wide 25-point focus range with center-weighted, flexible spot, and zone focusing options. It also comes loaded with Auto focusing options like Single shot AF, Continuous Shot AF, Direct Manual Focus, and Manual Focus.
Sensor and Display
The Sony Alpha a7S packs in a full-frame Exmor CMOS sensor with a resolution of 12.2 MP. It is powered by the BIONZ X image processor that enables high speed recording and processing of images. The camera also allows you to shoot at an ISO range of 50 to 409,600 with less noise and offers 15.3 stops of dynamic range. The sensor has extra large pixels that collect more light than regular sensors and produce images with magnificent details and extremely high quality. This sensor is optimized to produce 4K and Full HD videos. The Direct Pixel Readout technology enables usage of the entire width of the full frame sensor without binning or skipping pixels. This Sony camera has a 3 inch tilting LCD screen with high resolution of 921.6K dots. You also get a 2.36 million-dot OLED electronic viewfinder. While the viewfinder helps you accurately compose your shots, the display lets you review them.
Images and Video
Get an image quality that is truly remarkable with the Sony Alpha a7S. The camera has the latest imaging technology that facilitates better image reproduction. The new generation RGB color and gap-less on-chip lens design gives you good sensitivity and low noise levels. The camera can capture videos in a brilliant 4K resolution, which is much higher that what conventional DSLR cameras have to offer. It can also shoot at Full HD 1080p resolutions at 60 frames per second with data rates of 50 Mbps in the XAVC S format. You even have the option of selecting lower resolutions and frame rates, depending on your requirements.
Other Features
This Sony camera has an excellent inbuilt WiFi system and gives you the option of using apps such as the PlayMemories Camera. This app lets you view your work on HDTVs and smartphones. The WiFi system enables you to send your work directly to your computer or cloud storage. Using WiFi, you can even remotely control the camera functions. The integrated HDMI terminal helps you connect the a7S to your television, laptop, or computer. You also get other advanced connectivity options such as NFC (Near Field Communication), BRAVIA Sync, and Multi Interface Shoe.
In the Box
Sony Alpha A7S Mirrorless Digital Camera E-Mount Body ILCE7S/B
2x Rechargeable battery (NP-FW50)
Charger (BC-TRW)
Body cap
Shoulder strap
Micro USB cable
AC Adaptor (AC-UD10 or AC-UUD1*)
* Model varies by market
Brand
(Sony)
focusing control
AF Points
25 points
Focus Modes
Single-shot AF (AF-S), Continuous AF (AF-C), Direct Manual Focus (DMF), Manual Focus
camera attributes
Image Sensor Size
35.8 x 23.9mm
Camera Type
Full-frame Mirrorless Interchangeable Lens Camera
Aspect Ratio
3:2, 16:9
Aspect Ratio
3:2
power system
Drive Modes
Single shooting, Continuous shooting, Speed Priority Continuous shooting, Self-timer (10/2 sec. Delay selectable), Self-timer (Cont.) (10 sec. Delay; 3/5 exposures selectable), Bracketing (Cont., Single, White Balance, DRO)
Battery Type
Rechargeable Li-Ion Battery Pack
Battery Type
Rechargeable battery pack NP-FW50
image sensor
Color Filter System
RGB primary color filters
Sensor Type
35mm full frame Exmor CMOS sensor
a/v mode
Video Resolution
XAVC S Full HD - 1920 x 1080/60p@50Mbps Full HD - 1920 x 1080/30p@50Mbps Full HD - 1920 x 1080/24p@50Mbps HD - 1280 x 720/120p@50Mbps *Class 10+ SDXC memory card is required for recording in XAVC S AVCHD™: PS - 1920 x 1080/60p@28Mbps FX - 1920 x 1080/60i@24Mbps FH - 1920 x 1080/60i@17Mbps FX - 1920 x 1080/24p@24Mbps FH - 1920 x 1080/24p@17Mbps MP4: HD - 1440 x 1080/30p@12Mbps VGA - 640 x 480/30p@3Mbps
Still images: 1/8000 to 30 sec., Bulb Movies: 1/8000 to 1/4 (1/3 step) 1080 60i compatible device: Up to 1/60 in AUTO mode (up to 1/30 in Auto Slow Shutter mode) 1080 50i compatible device: Up to 1/50 in AUTO mode (up to 1/25 in Auto Slow Shutter mode)
Shutter Type
Electronically controlled, vertical-traverse, focal-plane type
recording data
Image Formats
JPEG: DCF Ver. 2.0, Exif Ver.2.3, MPF Baseline compliant, RAW: Sony ARW 2.3 format
Color Space
xvYCC standard (x.v.Color when connected via HDMI cable) compatible with TRILUMINOSTM Color
Still images: ISO 100-102400, Movies: ISO 200-102400 equivalent (both expandable to 409600, for still: expandable down to 50)
Exposure Compensation
+/-5.0 EV (in 1/3 EV or 1/2 EV steps), with exposure compensation dial: +/-3.0 EV (in 1/3 EV steps)
lens specification
Focus Type
Contrast-detection AF
Mount Type
Sony E-mount Full Frame
physical specifications
Dimensions
Approx. 5 x 3-3/4 x 1-15/16” (approx. 126.9 x 94.4 x 48.2mm)
Color
Black
interface
Computer
Mass-storage, MTP, PC remote
imaging & exposure control
White Balance
Auto WB / Daylight / Shade / Cloudy / Incandescent / Fluorescent (Warm White / Cool White / Day White / Daylight) / Flash / Color Temperature (2500 to 9900K) & Color Filter (G7 to M7: 15 steps, A7 to B7: 15 steps) / Custom / Underwater