Canon EF 100-400mm f/4.5-5.6L IS USM

Canon EF 100-400mm f/4.5-5.6L IS USM

The Canon EF 100-400mm f/4.5-5.6L IS USM is a telephoto zoom lens measuring at 7.4 inches long with a 3.6 inch diameter and accepts 77 mm sap-on filters and the all-plastic construction of the lens barrel and mount weigh a total of 1.2 pounds. This lens set comes with f/4-5-5.6 constant maximum aperture. This lens has a variable focus range and the closest focus is 5.9 feet, and remains constant throughout the zoom range. This lens has a zoom ratio of 1:5. The Canon EF 100-400mm f/4.5-5.6L IS USM has an overall linear extension system that comes with its USM system.

Features

The Canon EF 100-400mm f/4.5-5.6L IS USM comes with 2 high-refraction lens elements and a set of Gaussian optics to help to eliminate astigmatism. The Canon EF 100-400mm f/4.5-5.6L IS USM Micro USM also comes with the standard custom made plastic mount and has the built in ability to focus and zoom steadily. The bundled Extra-small Micro USM help to focus adjustment and has a full-time manual focusing function as well, and this lens is suited to accompany a zoom when shooting in low-light conditions. The maximum diameter is measured by length of 92 by 189 inches and the lens construction comes in 17 elements and in 14 groups. The angle of view (Horizontal, Vertical, and Diagonal) is at): 20 to 5 degrees, 14 to 3 degrees and 24 to 6 degrees. It comes with the Improved Image Stabilizer Technology that provides up to three stops of "shake" correction, and the "Mode 2" option stabilizes images while panning with a moving subject. The Canon EF 100-400mm f/4.5-5.6L IS USM Micro USM comes with a 6-group linear zoom with Fluorite and Ultra-low Dispersion elements that suppress chromatic aberrations for high image fidelity and clarity under various conditions.