Tokina ATXAF535DXN Overview
The Tokina 50-135mm f/2.8 AT-X 535 PRO DX Lens is a large-aperture telephoto zoom lens designed exclusively for use with digital SLR cameras. It features a fast constant aperture of f/2.8, and provides a focal length equivalent to 75-202mm in 35mm format. This zoom range covers a broad range of frequent telephoto situations.
The lens features SD glass lens elements to correct for chromatic aberrations and focuses all colors accurately at the film plane.
DX series lenses feature a smaller image circle (rear of lens) and are designed to match the smaller dimensions used for the image sensor on digital cameras. As a result these lenses are also more compact and lightweight, and are better matched to digital SLR cameras.