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Sigma 70-300mm APO DG Pentax - Description:
The Sigma 70-300mm DG EX telephoto zoom lens with tele-macro function, optimized for digital cameras. The high performance 70-300mm DG EX telephoto zoom lens is ideal for digital SLR cameras. This 70-300mm DG EX lens has two SLD glass elements in the front lens group and one in the rear lens group the 70-300mm DG EX is able to shoot with maximum magnification 1:2 at the focal length of 300mm. 70-300mm DG EX is ideal lens for portraits, sports photography, nature photography, and other types of photography that frequently use the telephoto range.
New coating reduces in Sigma 70-300mm DG EX Ghost and Flare.
The new multi layer 70-300mm DG EX lens coating and lens design reduce flare and ghost, which is a common problem with digital cameras and also creates an optimum color balance through the entire zoom 70mm - 300mm range.
Sigma 70-300mm DG EX is equipped with three pieces of SLD glass for high image quality:
The 70-300mm DG EX lens has two SLD (Special Low Dispersion) glass elements in the front lens group and one in the rear lens group, the lens has excellent correction of chromatic aberration through the entire zoom 70mm - 300mm range.
Macro shooting with maximum magnification 1:2 in Sigma 70-300mm DG EX:
High optical performance is demonstrated throughout the entire zoom 70mm - 300mm range. 70-300mm DG EX also has a switch that converts the lens to macro photography at focal lengths between 200mm and 300mm with a minimum focusing distance of 95cm (37.4 inches). In normal mode the minimum focusing distance in 70-300mm DG EX is 150cm (59.1 inches) at all zoom settings. Maximum magnification between 200mm and 300mm is 1:2.9 to 1:2.
The Sigma 70-300mm DG EX Specifications:
The mount fitting of 70-300mm DG EX : The Sigma 70-300mm DG EX is for all Pentax Auto Focus DSLRs and film cameras.
Lens Construction 14 Elements in 10 Groups
Angle of View 34.3 - 8.2 degrees
Number of Diaphragm Blades 9 Blades
Minimum Aperture F22
Minimum Focusing Distance 95cm
Maximum Magnification 1:2
Filter Size 58mm
Dimensions Diameter 76.6mm X Length 122mm
Weight of 70-300mm DG EX without packages : 550g
Accessories Included with 70-300mm DG EX
Sigma Warranty card,
Sigma lens hood
Sigma Instruction manual
Sigma Soft Case
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