Irix 11mm f/4

bythom irix 11mm

A rectilinear wide angle lens.

  • Pentax K, Nikon F, Canon EF mounts, covers full 35mm frame
  • manual focus only
  • weather-sealed construction
  • 126° diagonal angle of view
  • 16 elements in 10 groups, 3 aspherical, 2 ED, 4 HR elements
  • f/4 to f/22, 9-blade diaphragm
  • no filter ring, rear gelatin slot (30mm)
  • 10.8” (0.275m) minimum focus, 1:? maximum magnification ratio, infinity click position
  • 4.5” (118mm) long, 4” (103 mm) diameter
  • 27.9 ounces (790g) weight (Blackstone version)
  • Black
  • US$575 (Firefly version), US$775 (Blackstone version)
  • Announced September 20, 2016
  • Irix Web site
  • Note: Firefly versions of this lens are made of lightweight composite materials and printed markings; Blackstone versions use aluminum/magnesium allows and engraved fluorescent markings. 

Adobe converter correction profiles for this lens can be found here.

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