Product Description Sigma 28mm f/1.8 EX DG Aspherical Macro Large Aperture Wide Angle Lens for Canon SLR Cameras Minimum Focus Features, a 20cm/7.9inches (reproduction ratio 1:2.9). The iris diaphragm has 9 diaphragm blades to obtain the image in focus. It incorporates the floating focus system and uses two aspherical lens elements to minimize distortion, spherical aberration and astigmatism. The lens incorporates minimum vignetting optical construction in order to obtain adequate peripheral brightness with open aperture. Internal focusing system eliminates front lens rotation of the lens, allowing the use of a perfect hood and ease of use of polarizing filters. The lens also incorporates a dual approach. It 's easy to keep the lens, since focusing ring does not rotate during auto focus, but provides a couple right at the focus ring during manual focusing of the lens. The lens materials used in this lens are lead and arsenic in the glass green.Sigma 28mm f/1.8 EX DG Aspherical Macro Large Aperture Wide Angle Lens for Canon SLR Cameras
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October 31, 2010
Sigma 28mm f/1.8 EX DG Aspherical Macro Large Aperture Wide Angle Lens for Canon SLR Cameras
October 8, 2010
Canon EF 28mm f/2.8 Lens for Canon SLR Cameras
Product Description Canon EF 28mm f/2.8 Lens for Canon SLR Cameras 28 mm wide angle lens for Canon camerasCanon EF 28mm f/2.8 Lens for Canon SLR Cameras
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September 3, 2010
Nikon 28mm f/2.8D AF Nikkor Lens for Nikon Digital SLR Cameras
Product Description Nikon 28mm f/2.8D AF Nikkor Lens for Nikon Digital SLR Cameras Series D 28 mm wide angle lens for NikonNikon 28mm f/2.8D AF Nikkor Lens for Nikon Digital SLR Cameras
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June 30, 2010
Canon EF 28mm f/1.8 USM Wide Angle Lens for Canon SLR Cameras
Product Description Canon EF 28mm f/1.8 USM Wide Angle Lens for Canon SLR Cameras With the large maximum aperture, excellent background blur is possible even with a fast shutter speed. The aspherical lens element makes the lens compact and corrects spherical aberrations. The image is sharp, even in corners. Lead-free glass is used.Canon EF 28mm f/1.8 USM Wide Angle Lens for Canon SLR Cameras
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December 15, 2009
Opteka HD ² 3 rooms: 52 millimeters (UV, PL, FL) Filter Kit for Canon EF 28mm f/2.8, 35mm f / 2. 50mm f/1.8 II, 50mm f/2.5 Macro EF-S 60mm f/2.8, 135mm f/2.8, 35-80mm f/4-5.6, & 80-200mm f/4.6-5.6 SLR
List Price: $14.95
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Nothing changes your way of seeing the world like High Definition ² and no company is High Definition ² like Opteka. In the workplace, optical glass Opteka define high definition. Change your way of seeing the world. Enjoy outstanding detail, clarity, enjoy Opteka. An Opteka filters can actually improve the image that your camera receives, and is the only accessory that can. By eliminating flare and ghosting, the ugly cousins of reflection and re
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