Alley in Pisa, Italy

by Lars Kotthoff

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ISO is the sensitivity of the camera's sensor or film; high ISO is more sensitive and often required in low-light situations, where there is a large correlation with noise.

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18
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7answers
2k views

Is high ISO useful for photography?

I started photography sometime back, and always wondered when is high ISO handy in photography? Also can it be used to get any special effect in pictures? My camera has Max ISO of 800 but I see some ...
5
votes
1answer
170 views

Is there a technique to increase saturation in high ISO?

[This question assumes JPEG shooting, with minimal post processing.] In an unavoidable situation, you have to jack up the ISO. High ISO, however, comes with price - noise and washed-out color, among ...
2
votes
1answer
114 views

Does a deeper photosite increase the dynamic range?

As I understand, a bigger photosite (on the sensor) enables a bigger dynamic range and also better high ISO performance. Is there a reason not to make the photosite deeper?