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Sigma 135 400mm f/4.5-5.6 DG RF APO Aspherical Ultra Telephoto Zoom Lens for Canon SLR Cameras Feature

• Lens Construction - 13 Elements in 11 Groups
• Angle of View - 18.2 - 6.2 degrees
• 9 Diaphragm Blades
• Minimum Aperture - F32
• Minimum Focusing Distance - 200-220cm, 78.7-86.6 inches

Sigma 135 400mm f/4.5-5.6 DG RF APO Aspherical Ultra Telephoto Zoom Lens for Canon SLR Cameras Overviews

This compact ultra-telephoto zoom lens is ideal for sports, nature, wildlife, and landscape photography. The new multi layer lens coating and lens design reduce flare and ghost and also creates an optimum color balance and better picture quality through the entire zoom range. This lens uses one aspherical lens and three SLD (Special Low Dispersion) glasses for excellent correction of various chromatic aberrations. It provides excellent image quality for digital and film SLR cameras. The new multi-layer lens coating and lens design reduces flare and ghosting, and creates an optimum color balance through the entire zoom range. This lens uses one aspherical lens and three SLD (the special low dispersion) glasses for excellent correction of chromatic aberration, making high-quality images a reality throughout the entire zoom range. The rear focusing system ensures high performance stability and ease of use. Since the front of the lens does not rotate, a circular polarizing filter can be easily attached and use. A removable tripod collar is included as a standard component and also a zoom hood is supplied with this lens to prevent flare and ghosting as well as extraneous light harmful for image quality. Maximum Magnification - 1 - 5.3 Filter Size - Diameter 77mm Dimensions - Diameter 88.5mm x Length 183.5mm, 3.4 x 7.2 inch Weight - 43.9 ounces