Sigma autofocus zoom lens in Digital Camera Accessories

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This large aperture zoom lens has improved optical performance and retains close-up ability with a minimum focusing distance of 100cm/39.4in and maximum magnification ration of 1:3.5. This lens is suitable for taking all type of subjects such as portraits, landscape, and close-up pictures. Two SLD (Special Low Dispersion) and three ELD (Extraordinary Low Dispersion) glass elements provide excellent correction for all types of aberrations. High image quality is assured throughout the entire zoom range. The super multi-layer coating reduces flare and ghosting. This lens incorporates HSM (Hyper Sonic Motor), which ensures a quiet and high-speed AF as well as full-time manual focusing capability. The lens design incorporates an inner focusing and inner zooming systems. The overall length of the lens does not change during focusing and zooming, ensuring convenient handling. A removable tripod collar (TS-21) is included as a standard component. When this lens is used with the optional 1.4x EX DG APO or 2x EX DG APO Tele Converters, it becomes a 98-280mm F4 AF telephoto zoom lens or a 140-400mm F5.6 AF telephoto zoom lens respectively.
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This ultra-telephoto zoom lens covers a telephoto range up to 500mm and allows photographers to bring the subject close and short perspective. Sigmas original OS (Optical Stabilizer) function offers the use of shutter speeds approximately 4 stops slower. It is ideal for sports, wildlife and landscape photography with handheld shooting. Three SLD (Special Low Dispersion) glass elements provide excellent correction for chromatic aberration. This lens is equipped with a rear focus system that minimizes fluctuation of aberration caused by focusing. The super multi-layer lens coating reduces flare and ghosting. High image quality is assured throughout the entire zoom range. This lens incorporates HSM (Hyper Sonic Motor), which ensures a quiet and high-speed AF as well as full-time manual focusing capability. The addition of the (optional) 1.4x EX DG APO or 2x EX DG APO Tele Converters produce a 210-700mm F7-9 MF ultra-telephoto zoom lens or a 300-1000mm F10-13 MF ultra-telephoto zoom lens respectively. A removable tripod socket (TS-31) is included as a standard component.
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[Choose Air Ship 4 Xmas!] - Sigma 18-200mm f/3.5-6.3 DC OS Lens for Canon Digital EOS Zoom Super Wide Angle 18-200mm f/3.5-6.3 DC OS (Optical Stabilizer) Lens for Canon Digital EOS
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This high zoom ratio lens is optimized for digital SLR cameras and capable of covering a wide range of focal lengths from 50mm standard to 500mm ultra telephoto.The advanced optical design is optimized for digital SLR cameras. In addition, the new super coating on each glass surface produces superb color rendition, while reducing flare and ghosting.This lens uses four pieces of SLD (the special low dispersion) glass for excellent correction of color aberration throughout the entire zoom range.The HSM models (the HSM is only available for AF Canon, Nikon, Four Thirds and Sigma Mounts) provide quiet high-speed AF function, as well as full time manual focus capability.By adding an APO teleconverter (sold separately), you can use this lens as a 140-700???? ?e7.3-8.8 MF ultra-telephoto zoom lens with a 1.4X EX teleconverter, or as a 200-1000mm F10.4-12.6 MF ultra-telephoto zoom lens with a 2X teleconverter.(Teleconverters can be used in 100mm ? 500mm focal length range).This lens also features a Zoom Lock device to eliminate "Zoom Creep" when the lens is tilted down. When the lens is set to the 50mm focal length, it is remarkably compact and provides easy handling. The tripod mount is composed of magnesium, to minimize total weight and also it is easy to grip and carry the lens due to ergonomic design of the tripod mount.Non-rotating front lens elements, due to rear focus mechanism make possible the use of a custom bayonet "Petal-type Hood", which prevents extraneous light from degrading the image quality. This mechanism also allows the use of circular polarizing filters, since the front barrel does not rotate during focusing or zooming.
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This high ratio zoom lens incorporates Sigma's original OS (Optical Stabilizer) function and exclusively designed for digital SLR cameras. It is perfectly suitable for low light conditions, indoors, at dusk and telephoto range. SLD (Special Low Dispe
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Sigma 24-70mm F2.8 EX Aspherical DG DF AutoFocus Wide Angle Zoom Lens with Hood for Canon EOS Cameras
 
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The Sigma Super Wide Angle Zoom 18-50mm lens offers a large aperture of F2.8 over its entire range of focal lengths and its large depth of field offers greater freedom of creative expression. This lens is perfectly suited for low light conditions indoor
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Discover the best prices on Sigma autofocus zoom lens Digital Camera Accessories when you comparison shop at bizrate. Browse Sigma autofocus zoom lens in Digital Camera Accessories to find the lowest prices from Sigma, Digital Concepts and Canon. Narrow your search by price range, product specification, store, or style -- even caluclate your tax and shipping charges before buying. bizrate is your one-stop shop for Computers & Software gifts: Buy Sigma 18mm - 250mm f/3.5-6.3 DC OS (Optical Stabilizer) Autofocus Aspherical Zoom Lens for Canon EOS Digital SLR Cameras and Sigma 18mm - 50mm f/2.8 EX DC Macro "HSM" Autofocus Zoom Lens for Nikon Digital SLR Cameras.