Sigma Corporation

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PMA09: Sigma Announces 18-50mm F2.8-4.5 DC OS HSM

The Sigma Corporation is pleased to announce the new Sigma 18-50mm F2.8-4.5 DC OS HSM. This large aperture standard zoom lens incorporates Sigma’s original Optical Stabilisation function. This lens offers a large aperture of F2.8 at 18mm wide angle.

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Sigma Announces 18-250mm F3.5-6.3 DC OS HSM

The Sigma Corporation is pleased to announce the launch of new SIGMA 18-250mm F3.5-6.3 DC OS HSM on March 10th, 2009. The Sigma 18-250mm F3.5-6.3 DC OS HSM incorporates Sigma’s original anti-shake compensation function, with a 13.8 times zoom ratio.

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Updates

Sigma Acquires Foveon

KFoveonawasaki, Japan, November 11, 2008 - Sigma Corporation (Location: Tokyo, Japan) has acquired 100% of the stock of the company that developed the original three-layer image sensor, Foveon Inc. Foveon will continue its sensor development operations in San Jose, CA, USA.


Foveon made history when it developed and patented the world’s first three-layer image capture technology, placing a stack of RGB pixels in each pixel location. As a result, Foveon sensors detect all three primary colors in every pixel location, producing images that are sharper and have significantly reduced image artifacts compared to competing image sensor technologies.