Sigma 10-20mm f/4-5.6 EX DC HSM Lens for Nikon Digital SLR Cameras
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Sigma provides the new ultra-wide angle zoom lens from 15mm and this lens is the first of its kind in the world. It can be useful for images of landscapes, large buildings, group photographs or even more. The perspective that changes with the angle-of-view gives picture an extraordinary feeling. Delicate compositions can be adjusted by lens zooming and this is helpful for close-up photography. Provides deep depth of field with its short focal length for amazing photographic expressions. This ultra-wide zoom lens covers a large wide-angle range from 15 mm to 30 mm. With a minimum focusing distance of 30 cm(11.8 inches) throughout the entire zoom range, it is an ideal lens for Digital SLR Cameras. It incorporates hybrid aspherical lens in the front lens group to minimize distortion and astigmatism, and molded glass aspherical lens in the rear lens group to minimize spherical aberration. Minimization of the distortion is a most important issue for zoom lens, but Sigma has succeeded, to pr
Designed exclusively for Nikon digital SLR cameras capable of wide-angle photography, the Sigma 10-20mm f/4-5.6 lens is a powerful tool for landscape photography and other wide-angle applications. The lens offers an ultra-wide angle of view of 94.5 to 56.8 degrees, with three special low dispersion (SLD) glass elements and three aspherical lenses providing optimum image quality throughout the entire zoom range. The lens also incorporates a Hyper Sonic Motor (HSM) to ensure quiet, high-speed autofocusing in addition to full-time manual focusing. Other features include a close focusing distance of 9.4 inches, a non-rotating lens barrel that perfectly suits the petal-shaped lens hood (included), and a one-year warranty. Specifications Focal length: 10-20mm Maximum aperture: f/4-5.6 Lens construction: 14 elements in 10 groups Angle of view: 94.5 to 56.8 degrees Number of diaphragm blades: 6 Minimum aperture: f/22 Minimum focusing distance: 9.4 inches Maximum magnification: 1:6.7 Mount:
- Super wide-angle lens designed for Nikon digital SLR cameras
- Hyper Sonic motor
- 10 to 20 mm Focal length
- 14 Elements in 10 groups
- 3 Special low dispersion and 3 aspherical lens elements
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speedtestSigma 10-20mm 1:4-5.6 EX DC HSM review: Digital Photography Review Sigma 10-20mm 1:4-5.6 EX DC HSM review. March 2009 | By Andy Westlake The 10-20mm F4-5.6 EX DC HSM is Sigma's offering in the APS-C ultrawide zoom sector, first
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