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Unlabeled Fstops?
Unlabeled Fstops? I normally shoot digital but I was a bit confused when I got me 90mm lens for my pentax 6x7. The widest aperture on this lens is F2.8, with three clicks of the aperture ring to F5.6, and two to f8. Some of my digital lenses have an aperture ring and my camera tells me whatever half stop between F2.8 and F5.6 I am on, but I am confused because th...
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