Top lens for kitesurfing
7549
Best lens for taking pictures of surfers
6544
How do zoom lenses restrict their widest aperture at the telephoto end?
98410
How to shop for a lens filter?
85191
Are manufacturers' Image Stabilisation ratings for zoom lenses deceptive?
152115
Can I convert binocular zoom to equivalent lens focal length?
101571
How do I choose a lens for my first DSLR to replicate the capabilities of my bridge camera?
8552
Which focal-length lens is usually used for portrait photography, and why?
72405
Is it better to upgrade Canon 18-55mm IS kit lens to the 18-200mm, or complement with 55-250mm?
28004
What can a fisheye lens be useful for?
62822
How can lens cause consistent front or back focus?
26351
What macro techniques offer an alternative to expensive optics?
157440
Are Fresnel lenses widely used for solar electricity? If not, why not?
136336
How to choose a lens for my first DSLR?
60413
Do good lenses really last a lifetime?
91107
What Nikon lens to buy to make photos of birds?
124074
Does stacking more lens filters decrease overall image quality?
138112
What Canon lens would one use for Sartorialist-like street photography?