Made in Germany 30 Years Guarantee Manual

569 Gehmann iris, 7-colour & 5 grey filter
  • Iris 0.5 - 3.0mm
  • Can be used with one bank of six colours, one bank of five grey filters and a single colour or both combined
    • 1. bank: Colours: Yellow, green, orange, brown, red and lilac
    • 2. bank: Dark blue and grey scales of: 20, 40, 50, 70 and 90% which retains picture clarity for longer when lost through visual fatigue
  • Perfect aid where local rules exclude use of other visual aids such as a magnification lens
  • Can be used as iris only
  • Removable steel threaded connection allows retro-fitting of our 50309 magnifying diopter
  • Easy clean instructions included
  • Black & silver anti-reflective finish

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