Will a 50mm EF lens give the same result as a 50mm EF-S lens?
100631
Is an EF 50mm f/1.4 the same as 50mm with an EF-S lens on a Canon 550D?
104812
What differences exist between third-party and official lenses for Canon APS-C DSLRs?
2349
Does white balance totally correct color shift due to lens glass or coating?
150402
Is it normal for focal length to change while focusing?
129246
Will Nikon AF-S "G" lenses autofocus on D3xxx bodies?
48863
Do I really need a fast 50mm lens?
59156
What lens is needed to change the minimal focus distance length of my camera?
26420
Possible to lock focal length on zoom lens? (SELP1650)
154079
Should I buy a Canon 55-250mm lens or 70-300mm for my Rebel T3i?
3867
is it normal to get significant lens flare with a 50mm f/1.8 prime lens?
96529
How can I calculate magnification ratio I get by reversing a lens?
40865
What should I do when I have lenses with different filter thread sizes?
71754
Why do two zoom lenses set to 200mm on the same camera produce different fields of view?
139331
Why doesn't exposure change when changing focal length?
153578
Variable focal length for macro lenses?
51290
Does my crop sensor camera actually turn my lenses into a longer focal length?
101736
What is the difference between Canon "L" lenses and non-L lenses?