Sigma 8mm f/4 Fisheye EX DG Circular

The Sigma 8mm f/4 Fisheye EX DG Circular is a type of camera glass that provides a unique fisheye effect to your photos. It has an optical design that produces average brightness and has 5 aperture blades. The rounded blades create a pleasing bokeh effect for out of focus areas. It is an autofocus lens that can be used with full frame cameras. It weighs 320 grams and is 63 mm long, so it may be heavy and require careful consideration when carrying it in a camera bag. The lens elements are coated to reduce flare and ghosting, and the build quality is good. It has a wide aperture of f/4, which allows for good low light performance. The resolution of the lens is good, producing sharp images. There are other alternatives available in the market, but the Sigma 8mm f/4 Fisheye EX DG Circular is a good choice for those looking for a fisheye effect in their photos. The lens is manufactured with care and attention to detail.

Optical design

Has 5 aperture blades, this number of blades are commonly used. Having rounded blades provides out of focus circle shape closer to a circle. Average brightness in this league

Physical characteristics

Weights 320 grams so plan ahead, carry only if really necessary. 63 mm long, this small lens should be always in the camera bag.