Compare magnification of point and shoot cameras with dSLR telephoto lenses
11197
How do I convert lens focal length (mm) to x-times optical zoom?
135149
How do camera body motors compare to in-lens motors for focusing?
6598
How to calculate the correct focal length needed for a subject of a given size and distance?
43867
How can I take shallow depth of field photos with a point-and-shoot camera?
60690
Optical microscope magnification limits?
46781
How do I tell which point-and-shoot cameras take good low light photos?
19150
Why do mirrorless cameras have quicker autofocus than SLRs using live view?
1032
What is the reference point that the focal length of a lens is calculated from?
37632
How to compare the focal length of a 50mm prime lens with the default lens of a point and shoot camera?
6544
How do zoom lenses restrict their widest aperture at the telephoto end?
101960
Why are crop lenses indicated with focal lengths they don't have?
26351
What macro techniques offer an alternative to expensive optics?
129284
Why no zoom lenses with a maximum aperture wider than f/2.8?
113839
How can I visualize or simulate the effect of different focal lengths?
101571
How do I choose a lens for my first DSLR to replicate the capabilities of my bridge camera?
507
Is there any significant difference between Nikon and Canon?
140954
what's the relation between sensor size and image quality (noise, dynamic range)?