Sigma 10mm Fisheye F2.8 HSM DG Lens offered by Sigma corporation for use with APS-C image sensor cameras. It covers the closest focusing distance equal to 13.50cm with reproduction ratio equal to 1 : 3.3. which is highly desirable for close-up photography. The focus function is equipped with Hypersonic Motor system, which gives outstanding autofocus function.
The lens is super wide angle lens, ideal for equisolid angle protection, appreciated for art and scientific research. Super Multi layer coating is applied on the optical system of the lens, which reduces the flare and ghost effect a common problem of digital SLR cameras.