Not Your Everyday Banana

by Bart Arondson

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3
votes
7answers
2k views

Is noise related to shutter speed as well as ISO?

I understand that as I increase ISO, I'll increase the amount of noise in the resulting image. With a constant aperture I can decrease ISO and slow the shutter speed (assume a non-moving subject, ...
5
votes
1answer
263 views

When is high ISO noise not noticeable?

I noticed that sometimes when taking pictures with my D5100, they come out with very little visible noise with ISO 800 and up, for example this picture. It was taken at ISO 1600 if I remember ...
30
votes
7answers
9k views

What are the advantages and disadvantages of using auto ISO on a DSLR?

What are the advantages and disadvantages of using auto ISO on a DSLR? Using manual ISO obviously gives you more control, but auto ISO may mean that you get "the shot" under quickly changing ...
11
votes
3answers
875 views

Why can't I set a partial ISO stop?

On my Canon 500D, I can set aperture and shutter speed in 1/3 stops, however with ISO I appear to be limited to whole stops (100, 200, 400, 800 etc...) Why is this? It would appear the camera is ...
15
votes
9answers
3k views

Do DSLRs play games with ISO when used with fast lenses?

This article at Luminous Landscape claims that Nikon, Canon, and Sony silently boost ISO when their cameras are used with very fast lenses (f/1.2 and f/1.4 principally), the implications being that ...