Camera lens – Wikipedia, The Free Encyclopedia
A fisheye lens is a special type of ultra-wide angle retrofocus lens with little or no attempt to correct for rectilinear distortion. change a Rolleiflex 3.5E/C's Heidosmat 75mm f/2.8 and Zeiss Planar 75mm f/3.5 (1956, West Germany) viewing and imaging lenses into 115mm and 52mm … Read Article
Fisheye lens – Wikipedia, The Free Encyclopedia
A fisheye lens is an ultrawide-angle lens that produces strong visual distortion intended to create a wide panoramic or hemispherical image. Fisheye lenses achieve extremely wide angles of view by forgoing producing images with straight lines of perspective (rectilinear images), opting instead … Read Article
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
A Note About Cheap Wide-Angle Lense Adaptors For Camcorders …
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