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SIGMA 17-35mm f/2.8 EX DG
ASHPHERICAL HSM
- A minimum focusing distance of 27cm / 10.6in. at all focal lengths, and maximum magnification ratio of 1:4.5.
- HSM (Hyper Sonic Motor) provides quiet, high-speed auto focus shooting, as well as full-time manual focus.
- Optically optimized for digital SLRs.
- An inner focus system provides high performance and convenience. The non-rotating lens barrel perfectly suits the matched petal shaped lens hood.
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SIGMA 24-70mm f/2.8 EX DG MACRO
- To achieve an F2.8 aperture at all focal lengths, this lens employs three aspherical Lens to provide optimum aberration compensation. Two Special Low Dispersion (SLD) glass elements are provided for color aberration compensation, to assure high image quality.
- Optimized for digital SLR cameras.
- Minimum focusing distance of 40cm (15.7").
- Extended coverage to an ultra-wide angle 24mm.
- Incorporates a Dual Focus (DF) system, designed to make the lens easy to hold during autofocusing, and yet provides a large focus ring for easy manual focusing..
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SIGMA 28-300mm F3.5-6.3 DG Macro
- Compact High Performance Zoom Lens with a 10.7:1 High Zoom Ratio as well as macro capability.and optimized for Digital SLR camera.
- Optimized for Digital SLR cameras.
- A minimum focusing distance of 50cm at all focal lengths and equipped with a macro mechanism for close-up photography at 300mm telephoto, allowing a reproduction ratio of 1:3.
- Equipped with a zoom lock to prevent the lens from creeping due to its own weight, and to offer protection while the lens is being transported.
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SIGMA 70-200mm f/2.8 EX DG HSM
- A large maximum aperture of f2.8 which remains constant throughout the zoom range.
- Two pieces of SLD (the special low dispersion) glass in the front lens group and another two in the rear group offer excellent correction of chromatic aberration. High optical performance is demonstrated throughout the entire zoom range.
- Optimized for digital SLR cameras.
- The Hyper Sonic Motor (HSM) ensures a silent, high-speed AF function as well as full-time manual focusing capability for Sigma, Canon, and Nikon-D mount lenses.
- Can be used with the 1.4x EX or 2.0x EX Apo Tele Converters (optional), becoming a 98-280mmF4 Autofocus telephoto zoom lens or a 140-400mm F5.6 Autofocus telephoto zoom lens respectively.
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SIGMA 70-300mm F4-5.6 DG MACRO
- A 1:2 maximum close-up magnification at the 300 mm focal length, with macro capabilty.
- Minimum focusing distance of 1.5m (59") at all zoom settings.
- Multi layer lens coating and lens design reduce flare and ghost, optimal for digital cameras.
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