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Aperture is the opening in the diaphragm of a camera lens. For questions relating to Apple's photo management software, please use [apple-aperture] instead.
3
votes
Why are only certain shutter speeds or apertures available?
Almost everyone who has been interested in photography for a while can tell you the full aperture steps 4-5.6-8-11 etc. … I doubt that there are any mechanical or electrical limitations that keep us from having continuous aperture and shutter speeds. It just wouldn't be practical to use. …
0
votes
How can I see both aperture and shutter speed in Av mode on my Canon 550D?
On my Nikon D7000 (and others before it) in P mode I can use one of the control dials to change the combination of aperture and shutter speed. … This is a very easy way to change the aperture or the shutter speed to what you want without having to change to mode dial. …