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Sigma 10-20mm F4-5.6 EX DC for Minolta & Pentax
Jasper Huitink : December 8th 2005 - 05:46 CET
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 Sigma 10-20mm F4-5.6 EX DC for Konica Minolta & Pentax : Sigma Corporation is pleased to announce the launch of the new 10-20mm F4-5.6 EX DC lens for Konica Minolta and Pentax digital SLR cameras. This exclusively designed zoom lens allows enjoyment of super wide-angle photography and it is a very powerful tool for indoor shooting and landscape photography with APS-C size image sensors of digital Single Lens Reflex cameras. It covers a super wide angle of view 109.4 to 70.5°. This lens incorporates an internal focusing system, which provides high speed AF performance as well as a minimum focusing distance of 24cm (9.4”) throughout the entire zoom range. It is also equipped with a Petal-type hood to block out extraneous light.
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 Konica Minolta & Pentax dSLR
10-20mm EX DC has a wide-angle perspective throughout the zoom range. The new multi layer 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 zoom range. Three SLD glass elements are employed for effective compensation of color aberration, which is a common problem with super-wide angle lenses. Including one piece of glass mold and two hybrid aspherical lenses.
Sigma 10-20mm EX DC lens - Main features
• It covers a super wide angle of view 109.4°to 70.5°
• New multi layer lens coating
• Three pieces of Special Low Dispersion (SLD) elements
• Three aspherical lens elements produce top quality optical performance
• Minimum focusing distance of 24cm (9.4”) at all focal lengths
Sigma 10-20mm F4-5.6 EX DC - Specifications
• Focal Length : 10-20mm
• Minimum Aperture : F22
• Lens Construction : 14 Elements in 10 Groups
• Angle of View : 109.4°- 70.5°
• Number of Diaphragm Blades : 6 pcs
• Minimum Focusing Distance : 24cm (9.4”)
• Maximum Magnification : 1:6.7
• Filter Size : 77mm
• Lens Hood : Petal Hood
• Dimensions : Diameter 83.5mm (3.3”)X Length 80.5mm (3.2”)
• Weight : 370gr /13.0 oz
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