Sigma 17-50mm f/2.8 EX DC OS HSM lens now available

By Andy Stanton | 7/16/2010

Sigma Corporation has announced the release of its new 17-50mm f/2.8 EX DC OS HSM lens, first announced at PMA this year.

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PMA 2010: Sigma announces DP1x and DP2s

By DCR Staff | 2/22/2010

Sigma rolled out the DP1x and DP2s at PMA 2010, updates to their existing DP1 and DP2, respectively. The changes are relatively minor, with each model seeing various tweaks to the image processor, firmware, bundled software, and auto focus speed. We snagged a couple of hands-on photos of functional, pre-production models at the Sigma booth.

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Sigma announces 70-300mm F4-5.6 DG OS lens

By Allison Johnson | 9/6/2009

Not to be outdone by a wave of new product announcements from camera manufacturers this week, Sigma is announcing their new 70-300mm f/4-5.6 DG OS lens.

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Sigma announces firmware update for DP2 camera

By Whitney Downing | 5/29/2009

Sigma has released a firmware update for its DP2 compact digital camera.

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Sigma to assume ownership of Foveon

By David Rasnake | 11/13/2008

Camera and lens manufacturer Sigma announced this week that it was acquiring the entirety of sensor manufacturer Foveon, Inc.

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Sigma updates DP1 firmware

By David Rasnake | 11/6/2008

Sigma has released new firmware for its innovative large-sensor compact, the Sigma DP1.

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Four Thirds partners team up to provide firmware updates

By David Rasnake | 10/15/2008

In an effort to iron out one of the big wrinkles in the Four Thirds partnership, Olympus, Panasonic, and Sigma have jointly announced today a new global system for updating Four Thirds lens firmware.

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Sigma DP2, SD15 out in the open

By David Rasnake | 9/23/2008

Sigma showed off a pair of forthcoming models at Photokina today, highlighting improvements and upgrades in their two camera series.

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Sigma updates DP1 firmware

By David Rasnake | 7/15/2008

Sigma has released a firmware update for its large-sensor 14 megapixel compact camera, the DP1.

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Sigma DP1 Firmware Update v1.03

By Ben Stafford | 6/12/2008

Version 1.03 of the Sigma DP1 firmware adds an ISO 50 capability and display icons while in Grid Display mode.

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