April 2017
Beginner
160 pages
4h 9m
English
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19. NOISE
WHEN THE ISO is set to a higher number, like ISO 1600 or ISO 3200, the camera will capture an image with less light coming into the camera. This lower light level is then amplified so that the final image is of a normal brightness level. This amplification process produces artifacts; these are most easily seen in the dark regions of the photograph, and areas of low contrast. These artifacts can manifest as errant red and blue pixels that result in a blotchy or grainy look.
Setting an ISO for something higher than the base or native setting (100 or 200) should be done if you need a faster shutter speed that would otherwise not be possible. ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.