Began selling full-frame lenses Irix 11mm f/4
Irix company has announced the availability of a full-frame lens Irix 11mm f/4, announced in September last year. As planned, the new manual focus models are available in Blackstone and Firefly. The first is characterized by a housing made of magnesium and aluminum alloys, and fluorescent labeling, well-read in the dark. The advantages of the second option is less weight and more comfortable focus ring. In both cases, include protection from atmospheric influences.
Installation of filters in front of the front element is not provided, but behind the rear element mount for a filter with dimensions of 30 x 30 mm.
Main technical data of Irix lens 11mm f/4:
- Focal length — 11 mm;
- Angle field of view — 126°;
- Maximum aperture — F/4,0;
- Minimum aperture F/22;
- Construction — 16 elements in 10 groups;
- Number of diaphragm blades — 9, rounded shape;
- Dimensions: diameter — 118 length — 103 mm;
- Weight: Blackstone — 790 g, Firefly — 730.
The Irix lens 11mm f/4 is available in mounts for Canon EF, Nikon F and Pentax K. the Variation of Blackstone is $825, Firefly — $595. Thus, confirmed the price information that appeared in December.