Irix 11mm f/4.0 is a new Full Frame rectilinear ultra-wide angle manual lens with an angle of view of 126°. Its optical construction is combined 16 elements in 11 groups. It consists of 4 high refractive lenses, 2 ED lenses, 3 aspherical lenses that guarantee a very low distortion of 3,13%, which makes this lens unique in its class. The Focus Lock system, special weather and dust sealing, the Infinity click, a rear filter slot and UV reactive markings (Blackstone version) are all combined in the solid aluminium alloy construction that makes Irix 11 mm f/4.0 lens an unbeatable tool for landscape, architecture, nightscape and extreme photography (images).
Brand : Irix