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Details of Sigma groundbreaking 12-24mm f/4.5-5.6 EX DG zoom lens - First Zoom lens that has 122diagonal angle of view at 12mm focal length!
Sigma have announced the 12-24mm f/4.5-5.6 EX DG Aspherical/HSM.
The lens is equipped with an Inner focusing system that will keep the length of the lens unchanged while controlling aberration. The models, which are equipped with HSM (Hyper Sonic Motor) system offer Full Time Manual Focusing. It has a minimum focusing distance of 28mm at all focal lengths. This lens is equipped with an integral petal-type hood to block out extraneous light.
|Minimum Aperture :||F22|
|Lens Construction||16 Elements in 12Groups|
|Focusing System||Inner Focusing|
|Angle of View||122.0-84.1|
|Number of Diaphragm Blades||6|
|Minimum Focusing Distance||28cm (11")|
|Filter Size||Rear Type (Gelatin Filter)|
|Lens Hood||Fixed Type Petal Hood|
|Dimensions Diameter||87mm (3.4")X Length 100mm (3.9")|
|Mounts (AF)||Sigma, Canon, Nikon (D), Minolta (D), Pentax|