The Sigma DG 12-24mm F/4.5-5.6 II HSM DG Lens Canon is suitable for SLR and other digital cameras. Weighing 670 g, it measures 8.7 cm and has a convenient Auto Focus feature. With a focal length of 12-24 mm, this zoom lens captures clear shots of far-off subjects. This Sigma wide angle lens is ideal for landscape photography.