Specials
For many photographers, the 28mm focal length is the ideal general purpose wide angle lens. Its wide enough for most scenic and landscape assignments and when used indoors for building interiors or groups of people, its wide angle effect is not as extreme as with shorter focal length lenses.
This circular fisheye lens produces circular images with an angle of view of 180-degrees when attached to a full-frame digital or 35mm film SLR camera. It has a maximum aperture of f3.5, a minimum focusing distance of 5.5-inches and a maximum magnification of 4.6x.