Sigma’s new 17-50mm F2.8 EX DC OS HSM large-aperture standard zoom lens covers a focal length from 17mm wide angle and offers a large aperture of F2.8 throughout the entire zoom range, making it ideal for many types of photography especially portraiture and landscapes. The OS, Sigma’s anti shake feature offers the use of shutter speeds approximately 4 stops slower than would otherwise be possible. The OS feature allows Sony and Pentax users the option of viewing a stabilized image in the viewfinder, a feature offered only by Sigma. HSM provides fast and quiet AF. Sigma’s own FLD glass elements, which have performance equal to fluorite along with two glass mold and one hybrid aspherical lens, provide excellent correction for all types of aberrations. The Super Multi-Layer coating reduces flare and ghosting. This lens boasts superior peripheral brightness and provides sharp, high contrast images even at the maximum apertures. With a minimum focusing distance of 11 inches throughout the entire zoom range and a magnification ratio of 1:5. When you need to stand ready for any photo opportunity you need a fast aperture so you can shoot in low existing light or at maximum range with a flash. This Sigma lens is perfect. With its compact size and light weight, it’s a necessary addition to your camera bag. And buy this Sigma 17-50mm F2.8 EX DC OS HSM For Sigma Cameras For $319 + FREE Shipping!
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Sigma 70-200mm F2.8 EX DG OS HSM Lens for Canon. Sigma’s New APO 70-200mm F2.8 EX DG OS HSM is the second generation of this large aperture telephoto zoom lens now incorporating Sigma’s Optical Stablization function, OS, our own anti-shake system which makes viewing a stabilized image in the viewfinder possible for Sony and Pentax users if chosen. Two FLD glass elements, which have the performance equal to fluorite glass have also been added along with three SLD glass elements, all which provide excellent correction of color aberration. In spite of the additions of all of these features, Sigma has managed to make the lens more compact than its predecessor, measuring only 7.8” in length. For any serious photographer where the 70-200mm focal range is often the most important second lens to own after the initial standards lens or mid range zooms. The fast aperture is extremely useful and important in low light environments or when shooting fast moving situations where a higher shutter speed demands maximum lights thru the lens. And Purchase a Sigma 70-200mm F2.8 EX DG OS HSM Lens for Canon for $845 + FREE Shipping!
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Sigma 12-24mm f/4.5-5.6 AF II DG HSM Lens for Canon Digital SLRs. Sigma's 12-24mm lens contains three glass mold elements and one hybrid aspherical lens for advanced performance and compact and lightweight construction. Attach this lens to your Canon Digital SLR. So Purchase a Sigma 12-24mm f/4.5-5.6 AF II DG HSM Lens for Canon Digital SLRs for $575 + FREE Shipping!
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