Are points off-center from the lens axis out of focus?
107818
What is the shape of the focal plane?
94456
Why does my one lens have different exposure (t-stop) than my other lens?
80777
Canon 700d - lens does not move when focusing?
100105
How much of a difference is there between photos where perspective is fixed in post as opposed to being shot with a tilt lens?
117216
Difference between focusin/focusout and focus/blur, with example
71946
How to get tack sharp portraits with shallow DOF when lacking an AF point where I want to focus?
70445
What's the quickest, easiest way to point the camera somewhere in blender?
100404
Angle subtended at the centre by a segment of a circle
51290
Does my crop sensor camera actually turn my lenses into a longer focal length?
124074
Does stacking more lens filters decrease overall image quality?
30941
Point Renderings Slightly Off in Mathematica
17126
Significance of the second focus in elliptical orbits
30788
Is the camera sensor or the lens the limit to resolution?
57844
What lens focal length most closely resembles the perspective of the human eye?
54122
Why does using a tilt-shift lens make things look miniature?
21523
How can aperture be f/11 on a lens with an aperture range designation of 3.5-5.6?
94098
How can I find infinity focus on a kit lens with no markers?