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Contrast is the difference in luminance and/or colour that makes an object (or its representation in an image or display) distinguishable.

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24
votes
5answers
2k views

How to cope with high contrast?

Many times (especially around midday), we encounter lighting situations where the contrast of the scene is too high to capture with a camera. What can we do to create a useful picture in such ...
17
votes
3answers
3k views

What is “micro contrast” and how is it different from regular contrast?

What is micro contrast, and why is it important? How is it different than regular contrast? Matt Grum mentioned it in his answer about larger-format cameras: There are other advantages to medium ...
9
votes
4answers
849 views

Is it possible for a lens to produce too much contrast?

I came across a complaint that a certain lens produces too much contrast. The lens was described as rendering "cartoonish" contrast when shooting a portrait with diffused light from a window, where ...
5
votes
3answers
477 views

For MTF, why does 10 represent contrast while 30 represent resolution?

I'm trying to learn to read MTF charts. Everything is making sense to me, except why most explanations of MTF will refer to the 10 l/mm line as a measure of contrast while referring to the 30 l/mm ...
2
votes
1answer
150 views

Contrast (or dynamic range) enhancement for very bright images [closed]

I have a scientific application where I have a very bright image - basically a laser beam cross-section - and want to detect very small variations in brightness (around 0.01% or less) within it. ...