Sigma 17-50mm

Sigma Corporation of America has announced that the Sigma 17-50 F2.8 EX DC OS HSM is now available. The lens, originally announced at the PMA exhibition in February 2010, offers a faster, image stabilized alternative for APS-C users wanting to upgrade from their kit lens. It is now available in Canon mount with Pentax, Sony, Nikon and Sigma-mount versions expected ‘in the coming weeks.’ The lens will sell with a recommended price of $980/£649.99.

Sigma Corporation of America has announced that the Sigma 17-50 F2.8 EX DC OS HSM is now available. The lens, originally announced at the PMA exhibition in February 2010, offers a faster, image stabilized alternative for APS-C users wanting to upgrade from their kit lens. It is now available in Canon mount with Pentax, Sony, Nikon and Sigma-mount versions expected ‘in the coming weeks.’ The lens will sell with a recommended price of $980/£649.99.

RONKONKOMA, N.Y., July 14, 2010 – Sigma Corporation, a leading researcher, developer, manufacturer and service provider of some of the world’s most impressive lines of lenses, cameras and flashes, is pleased to announce the release of its new 17-50mm F2.8 EX DC OS HSM lens.

This large-aperture, standard-zoom lens, which was first introduced in February at Photo Marketing Association International, is designed for small chip, APS-C digital cameras and incorporates Sigma’s Optical Stabilization (OS) functionality and new, FLD glass. The 17-50mm F2.8 EX DC OS HSM is an ultra compact lens with an overall length of just 3.6 inches.

The 17-50mm F2.8 EX DC OS HSM covers a focal length from a 17mm wide angle, has a minimum focusing distance of 11 inches throughout the entire zoom range and a maximum magnification ratio of 1:5. The lens is currently available in Canon mounts at all authorized Sigma dealers for the MSRP of $980, and it will be available in Nikon, Sigma, Sony and Pentax mounts in the coming weeks.

Focal length
•17-50mm
Maximum aperture
•f/2.8
Minimum aperture
•f/22
Lens construction
• 17 elements in 13 groups
• 2 FLD glass elements
Angle of view
•72.4°-27.9°
Closest focus distance
•28cm / 11in
Maximum reproduction ratio
•1:5
Aperture blades
•7 (rounded)
Filter attachment size
•77 mm

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