How does a 16-300mm f/3.5-6.3 lens differ from a 50mm f/1.8?
41048
If I have a 18-55mm lens, is there a point in buying a 35mm prime lens?
95190
What should I look for in lenses for long range and close up animal and natural shots?
144558
Lens with small scratches on the front element - how do they affect IQ?
104812
What differences exist between third-party and official lenses for Canon APS-C DSLRs?
71557
Where do non-standard shutter speeds come from?
109692
How does a spherical lens differ from an aspherical lens?
41934
How do zoom, magnification, and focal length relate?
137585
Canon 75-300mm f4-5.6 USM or 55-250mm f4-5.6 IS lens?
86838
What do the red values mean on the distance scale of a lens?
58973
Will there be any difference in photos taken using full frame and crop lenses on a crop camera?
85191
Are manufacturers' Image Stabilisation ratings for zoom lenses deceptive?
103113
Why do zoom lenses and compact cameras have varied maximum aperture across the zoom range?
20086
Why is the amount of light a lens lets in called the 'lens speed'?
75334
Why do Full Frame lenses and crop body lenses exhibit the same crop factor when used on a crop body camera?
124074
Does stacking more lens filters decrease overall image quality?
34665
What image-quality characteristics make a lens good or bad?
59156
What lens is needed to change the minimal focus distance length of my camera?