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Questions tagged “basics”

Ask the Unique Photo creator community — gear, technique, post-processing and more.

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162

Why moving the light changes exposure, but moving the camera usually doesn’t

lighting optics inverse-square-law basics exposure

Photography Stack Exchange contributor

3y ago

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2

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320

How does a digital camera detect and record color?

digital-sensors image-processing bayer-filter basics color

Photography Stack Exchange contributor

6y ago

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413

What is the Sunny 16 rule, and when can you use it?

manual-exposure film-photography sunny-16 basics exposure

Photography Stack Exchange contributor

6y ago

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2

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454

What does focusing mean in the thin-lens formula 1/u + 1/v = 1/f?

theory lenses optics basics focus

Photography Stack Exchange contributor

6y ago

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2

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208

If I double ISO, should I halve the exposure time for the same brightness?

aperture iso basics shutter-speed exposure

Photography Stack Exchange contributor

7y ago

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184

Why does a lower f-number mean a larger aperture?

f-stop lenses aperture basics exposure

Photography Stack Exchange contributor

8y ago

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182

Why do 1/3-stop aperture values look uneven, like f/8, f/9, f/10, f/11, f/13, f/14, f/16, f/18?

f-stop theory aperture basics exposure

Photography Stack Exchange contributor

8y ago

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404

What does “photographic sensitivity” mean?

sensitivity photochemistry basics film exposure

Photography Stack Exchange contributor

9y ago

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2

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336

Why are 1/60 and 1/125 considered one full stop apart?

stops basics shutter-speed exposure

Photography Stack Exchange contributor

9y ago

0

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2

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547

What does “film base” mean, and how can you tell which side has the emulsion?

film-emulsion darkroom analogue basics film

Photography Stack Exchange contributor

9y ago

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2

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472

What do “elements” and “groups” mean in a camera lens?

lens-design lenses optics basics

Photography Stack Exchange contributor

9y ago

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2

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274

What does 1:4–5.6 mean on a lens?

lens aperture f-number basics zoom-lens

Photography Stack Exchange contributor

10y ago

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2

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208

How are ISO, aperture, and shutter speed related?

aperture iso basics shutter-speed exposure

Photography Stack Exchange contributor

10y ago

0

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2

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189

Why does an equivalent exposure table differ from the Sunny 16 rule?

aperture sunny-16 basics shutter-speed exposure

Photography Stack Exchange contributor

11y ago

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351

Why are 1/125s and 1/30s commonly mentioned shutter speeds?

camera-shake basics shutter-speed flash-sync exposure

Photography Stack Exchange contributor

11y ago

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275

Is a lens’s focal point located on the film or sensor?

lenses sensor optics basics focal-length

Photography Stack Exchange contributor

12y ago

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139

Why is ISO called "speed" in photography?

film-photography iso basics digital-photography exposure

Photography Stack Exchange contributor

12y ago

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213

Why do f-stops change by square roots instead of a linear scale?

f-stop lens-theory aperture basics exposure

Photography Stack Exchange contributor

12y ago

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2

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224

What’s the difference between a focus point and depth of field when determining what looks sharp?

autofocus depth-of-field sharpness basics focus

Photography Stack Exchange contributor

12y ago

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422

Why do standard shutter speeds use values like 1/125 instead of exact halves such as 1/120?

stops camera-history basics shutter-speed exposure

Photography Stack Exchange contributor

12y ago

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