Irix 15mm f/2.4 Review

May 4, 2017 | Mark Goldstein |

Irix 15mm f/2.4 Specifications

Image size 35mm „Full Frame”
Focal length 15 mm
Field of View 110⁰ (diagonal)
Focus range 0.25 m (0.82 ft) - ∞
Focus type manual with lock function
Aperture range f/2.4 – f/22
Aperture control via camera
Aperture shape 9 rounded blades
Lens construction 15 elements in 11 groups 3x HR, 2x ED, 2x ASP
Front filter thread 95 x 1.0 mm
Rear gelatin filter slot 30 x 30 mm
Available mounts Canon EF, Nikon F, Pentax K
Dimensions (DxH) 114 x 100 mm (4.49” x 3.94”)
Weight Firefly Canon 608 g (1.34 lbs)
Nikon 581 g (1.28 lbs)
Blackstone Canon 685 g (1.51 lbs)
Nikon 653 g (1.44 lbs)