Does a 35mm DX lens, mounted on a crop body, have the same field of view as a 35mm FX lens mounted on a full frame camera?
75334
Why do Full Frame lenses and crop body lenses exhibit the same crop factor when used on a crop body camera?
150759
Is there anything in medium format systems which can beat pro-level 35mm digital with fast lenses in low light?
15644
What is crop factor and how does it relate to focal length?
20439
Do lenses have focal planes or focal spheres/ellipsoids?
12506
What exactly determines depth of field?
39233
Would it be better to use a 35mm prime instead of a 50mm prime on a cropped sensor body?
103113
Why do zoom lenses and compact cameras have varied maximum aperture across the zoom range?
153578
Variable focal length for macro lenses?
138978
Is optical image stabilization a necessary feature for any lens?
154428
What is the difference between zooming in and cropping?
85191
Are manufacturers' Image Stabilisation ratings for zoom lenses deceptive?
8552
Which focal-length lens is usually used for portrait photography, and why?
26448
How does a DX-format sensor support FX lenses?
19362
Can a smaller sensor's "crop factor" be used to calculate the exact increase in depth of field?
47620
How does a circular lens produce rectangular shots?
41934
How do zoom, magnification, and focal length relate?
5000
Do smaller apertures provide more depth of field past the diffraction limit, even if peak sharpness suffers?