f/2.84

June 21, 2010

Sigma 2870mm f/2.84 DG Aspherical Large Aperture Zoom

51V5XSVBX2L. SL160  Sigma 2870mm f/2.84 DG Aspherical Large Aperture Zoom
Brand: Sigma
Average Rating
9 reviews

This standard zoom lens has a large aperture of F2.8 at 28mm focal length and yet it is compact and lightweight. This digitally optimized diagonal fisheye lens is equipped with a new multi-layer coating technology that reduces both flare and ghosting. This compact, large aperture zoom lens is ideal for digital and 35mm SLR cameras. more info

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March 12, 2010

Sigma 1735mm f/2.84 EX DG IF HSM Aspherical

41y1OxyHiML. SL160  Sigma 1735mm f/2.84 EX DG IF HSM Aspherical
Brand: Sigma
Average Rating
14 reviews

The super-wide angle's useful range of view can be conveniently utilized by simply rotating the smooth zoom ring.SLD (Special Low Dispersion) Glass is used for effective compensation of color aberration. Two pieces of molded glass aspherical lens elements offer excellent correction for distortion as well as all types of aberration. It is an ideal lens for Digital SLR Cameras as well as film SLR cameras.HSM (Hyper Sonic Motor) provides quiet, high-speed autofocus shooting, as well as full-time manual focus. It is easy to revert to Manual Focus by simply turning the focusing ring and overriding the AF.An inner focus system provides high performance and convenience. The non-rotating lens barrel perfectly suits the matched petal shaped lens hood. more info

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February 15, 2010

Sigma 1735mm f/2.84 EX DG IF HSM Aspherical

41MP51XCK3L. SL160  Sigma 1735mm f/2.84 EX DG IF HSM Aspherical
Brand: Sigma
Average Rating
6 reviews

This super wide-angle zoom lens with a 104 degrees angle of view, and large aperture is ideal for Digital SLR Cameras. It has a minimum focusing distance of 27cm / 10.6in. at all focal lengths, and maximum magnification ratio of 1: 4.5. The super-wide angle's useful range of view can be conveniently utilized by simply rotating the smooth zoom ring.SLD (Special Low Dispersion) Glass is used for effective compensation of color aberration. Two pieces of molded glass aspherical lens elements offer excellent correction for distortion as well as all types of aberration. It is an ideal lens for Digital SLR Cameras as well as film SLR cameras. HSM (Hyper Sonic Motor) provides quiet, high-speed autofocus shooting, as well as full-time manual focus. It is easy to revert to Manual Focus by simply turning the focusing ring and overriding the AF. An inner focus system provides high performance and convenience. The non-rotating lens barrel perfectly suits the matched petal shaped lens hood. more info

moreinfo Sigma 1735mm f/2.84 EX DG IF HSM Aspherical

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