Focus in Analog and Digital Cameras
69847
Why don't DSLRs come equipped with "classic" focusing screens (split prism, etc)?
59156
What lens is needed to change the minimal focus distance length of my camera?
34118
How does taking lower-resolution pictures with a higher-resolution sensor affect image quality?
113839
How can I visualize or simulate the effect of different focal lengths?
21744
Focal length of an ellipse and related results
6949
Image processing with Android Camera
43250
Point vs Pixel: What is the difference?
53448
Do bigger focal lengths capture more light?
60557
How do I photograph moving subjects to allow good HDR processing?
58074
Physics of Focusing a Laser
44009
How can slightly blurred photos be improved in post processing?
79654
What is the effect of the number of cross-type focus points on sharp focus?
48715
Photographic techniques to avoid chromatic aberration?
151884
How do I set focus range?
116455
Image comparison - fast algorithm
94271
What is the reference plane used when the minimum focus distance is measured?
63434
Technically, why is the out of focus area blurred more when using a bigger aperture?