What do "Frontfocus" and "Backfocus" mean?
61834
What is back-focusing?
126119
Focus in night photography
79654
What is the effect of the number of cross-type focus points on sharp focus?
58554
What do "." and ".." mean when in a folder?
41934
How do zoom, magnification, and focal length relate?
20086
Why is the amount of light a lens lets in called the 'lens speed'?
144620
How to find out which view is focused?
144558
Lens with small scratches on the front element - how do they affect IQ?
71550
Forward vs Forwards
7877
WPF FocusNavigationDirection, MoveFocus and Arrow keys
62699
What do the bars between keyframes mean?
5671
What does ON [PRIMARY] mean?
62759
Why am I allowed to turn my focusing ring beyond infinity?
86838
What do the red values mean on the distance scale of a lens?
149047
Ellipses given focus and two points
125871
What do the symbols on the top left of the character select screen mean?
4389
How can a lens with a single focal length focus on more than one plane?