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Sigma 50mm lens
Ilse Jurriën : September 23th 2008 - 08:00 CET
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 Sigma 50mm F1.4 EX DG HSM lens for Four Thirds System : This large aperture lens becomes a medium telephoto lens offering 100mm equivalent angle of view on Four Thirds cameras. The optimum optical design and molded glass aspherical lens elements provide excellent correction of coma aberration. It ensures superior peripheral brightness and provides sharp, high contrast images even at the maximum aperture. The Super Multi Layer Coating reduces flare and ghosting. Superior optical performance is ensured throughout the focusing range. The rounded 9 blades diaphragm creates an attractive blur. This lens incorporates HSM (Hyper Sonic Motor), ensuring a quiet and high speed AF as well as full time manual focusing capability.
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Sigma 50mm lens specifications
• Lens construction : 8 elements, 6 groups
• Angle of view : 24.4 degrees
• Number of blades : 9pcs
• Minimum aperture : F16
• Minimum Focusing Distance : 45cm / 17.7in
• Maximum Magnification : 1:7.4
• Filter Size : φ77mm
• Lens Hood : Petal-type hood
• Dimensions : φ84.5mm ×73.7mm / 3.3in x 2.9in
• Weight : 530g / 18.7oz
• Lens Hood LH829-01
• Accessories : Sigma DG UV 77 mm, Sigma DG Wide Circular PL 77mm
About Sigma
After nearly 40 years of pioneering new and better ways to capture and portray the ordinary - and extraordinary - Sigma is still creating new avenues of expression with innovative designs and enhancements in zoom and non-zoom lenses and single lens reflex cameras. As one of the first manufacturers to successfully introduce the interchangeable lens, Sigma's well-earned reputation for originality, innovation and leadership is your guarantee of the world's most advanced line of photographic products. Products you and millions of photographers worldwide turn to when quality, reliability and professional results count most.
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