Sigma has announced a compact telephoto zoom lens specifically for Sigma, Nikon, Canon, and Pentax lens mounts on digital SLR cameras. The image circle was designed to match the size of the image sensors of digital SLR cameras. The lens also has a special coating to cut down flare and ghost caused by digital SLR cameras. It can be used with the supplied lens hood to block out extaneous light.
The 3.6x zoom telephoto lens has a minimum focus distance of 110cm (43.3 inches) and a maximum magnification of 1:4.5. It can be used in manual or autofocus modes.
