569 Gehmann iris, colour & 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: 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
Easy clean instructions included
Black & silver anti-reflective finish