Made in Germany 30 Years Guarantee

501MC Gehmann iris & push-fit coloured rings
  • Iris 0.5 - 3.0mm
  • In an attractive, anti-reflective matt silver and blue finish
  • Laser engraved indications
  • Steel threaded connection - which for example enables the use of a diopter 
  • 5 external push-fit rubber rings which attach to the knurled ring in: Red, yellow, green, blue and black
  • Designed to provide an illusory optical effect which ensures perfect eye alignment
  • An extremely simple and inexpensive idea that gives an exceptional improvement

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