To find which DC lens is equivalent to a full-frame lens, divide the focal length of the full frame lens by the same crop factor. The appearance and specification are subject to change without notice. This page is about Sigma's 10mm F2.8 EX DC FISHEYE HSM.

The Sigma 10mm f/2.8 EX DC fisheye is a photographic lens manufactured by Sigma Corporation. It is a diagonal fisheye lens. Unlike most fisheye lenses, this lens is designed for digital SLR cameras that do not have a full 36x24mm sensor. [1]

Aug 15, 2012 · The Sigma 10 mm fisheye is a so-called “diagonal fisheye”, which offers an impressive viewing angle of 180 degrees on a Sigma SD1 Merrill. This corresponds to a focal length equivalent of 15 mm on a camera with a full-frame sensor.

This autofocus fisheye lens is designed for use with digital SLR cameras equipped with APS-C size image sensors. The diagonal field of view of this fisheye lens produces striking images with exaggerated perspective and distortion.

May 29, 2010 · Sigma's 10mm diagonal fisheye has a bright maximum aperture of F/2.8, Hyper Sonic Motor (HSM) focusing and costs around £500 and is available to fit Canon, Nikon and Sigma cameras.

Nov 14, 2007 · This new 10mm F2.8 EX DC Fisheye HSM from Sigma is just such a lens. That said, it captures a true 180° vista only when mounted in front of a Nikon DX sensor - users of Canon and Sigma DSLRs make do with 167° and 154° respectively.

Apr 16, 2012 · With a nearly 180 degree field of view, it’s truly impressive how much a fisheye lens can take in, and how fun it can be to shoot with one. That being said, fisheye lenses are a one trick pony, and...

Specifically designed for digital SLR cameras equipped with APS-C size image sensors, the Sigma 10mm f/2.8 EX DC HSM Fisheye Lens is a lens that captures a rectangular 180° view in all directions (when mounted on Pentax SLR camera). The diagonal field of view of this fisheye lens produces striking images with exaggerated perspective and ...