Voigtlander 40mm f/2 Septon Lens Specifications

A pancake-type "normal" lens.

  • Coverage: Covers full frame (FX)
  • Angle of View: 57.3° diagonal
  • Optical Design
    • 7 elements in 6 groups 
    • 1 aspherical, 1 low dispersion element
  • Aperture:
    • apertures from f/2 to f/22
    • 10-blade aperture diaphragm
    • aperture ring
  • Filters: 52mm front filter thread
  • Focus:
    • manual focus
    • 12" (0.3m) minimum focus
    • 1:5.3 maximum magnification
    • DOF markings at f/4, f/8, f/11, f/16, f/22
  • Size and Weight:
    • 1.3” (32mm) long
    • 2.7" (68.3mm) diameter
    • 7.2 ounces (205g) weight
  • Other: Electrical contacts supported, screw-in lens hood included
  • Price: 
  • Announced: February 13, 2026


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