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575-579 Iris Aperture Disc with 6-Colour Filter, Polarising Filters and Dioptre Optics 1.5x

  • with integrated Gehmann iris aperture disc 510
  • adjustment range from 0.5 – 3.0 mm
  • 6-colour filter made of plane-parallel ground and polished filter glass;

    Colour selection:
    • yellow, orange, light green, medium grey, dark grey and amethyst

  • with integrated Gehmann polarising filters

    • by swinging in a polarising filter into which special quartz crystals are embedded,
      the so-called reflected rays are eliminated
    • by engaging the second polarising filter, the position of the quartz crystals relative to each other can be changed
      so that they achieve a 10 to 90% stepless light absorption (varied brightness)

  • open aiming also possible without colour filter
  • laser-engraved adjustment scale
  • operating instructions included
  • integrated ZLO to correct corneal astigmatism
  • Optic 1.5x with dioptre correction from -4.5 to +4.5 dpt.
  • black
1.00 € 1.00 €

Terms and Conditions
30-day money-back guarantee
Shipping: 2-3 Business Days