Telephoto lens – Wikipedia, The Free Encyclopedia
In photography and cinematography, a telephoto lens is a specific type of a long-focus lens in which the physical length of the lens is shorter than the focal length. … Read Article
Lens Tests – YouTube
1:29 Add to ZEIKOS 0.40 Super wide fisheye lens by pkfilm 689 views; 0:26 Add to Lockin' it Up by TheSubhumanProject 378 views; 1:22 Add to Polarizing filter 32bit FullRange test HD by KosteOne 1,916 views … View Video
Canon EF 24-105mm lens – Wikipedia, The Free Encyclopedia
On a 1.6x APS-C camera body, this lens' field of view is equivalent to that of a 38mm – 168mm lens on a 35mm film camera; this is a very useful EF 8-15mm Fisheye | EF 15mm Fisheye | EF 135mm with Softfocus … Read Article