Manual focus in A mode can harm my lens?
58265
What happens to a lens when you turn the focus ring during AF mode?
150144
Is it safe to change the lens on my new DSLR?
40309
Glass acting as a lens?
49187
What is focal length and how does it affect my photos?
46631
Why is shutter speed changing after each shot in manual mode?
89982
How can I fix an out-of-focus blurred photo in Photoshop?
71946
How to get tack sharp portraits with shallow DOF when lacking an AF point where I want to focus?
1611
When setting my Canon camera on a timer, how do I force it to focus at the time the shot is taken instead of when the timer is set?
51290
Does my crop sensor camera actually turn my lenses into a longer focal length?
42808
Simply bad focus or too big aperture?
26420
Possible to lock focal length on zoom lens? (SELP1650)
144558
Lens with small scratches on the front element - how do they affect IQ?
145622
How do constant aperture zoom lenses work?
46184
What should I consider when purchasing a macro lens?
60277
Is it worth repairing a broken kit lens?
53574
How to Avoid Red-Eye in Photos?
79654
What is the effect of the number of cross-type focus points on sharp focus?