Gehmann 569 Rearsight Iris with 7 Colour Filters & 5 Grey Filters

 Gehmann 569 Rearsight Iris with 7 Colour Filters & 5 Grey Filters

• Rearsight iris adjustable from 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: light blue, red, yellow, lilac, orange and light green
  • 2. bank: mid blue, mid grey, dark grey, light grey, white blue, dark blue
• 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