The Gehmann 566 rear iris incorporates the patented 510 adjustable iris and also contains a set of six colour filters so you can adjust your sight picture for all light conditions.
- Incorporates an iris that is adjustable from 0.5 – 3.0mm
- Filters are of the highest quality optically flat glass in colours: Yellow, green, brown, light grey, dark grey and orange
- Locking collar allows precise location of the V-mark
- Can be used as iris only
- Removable steel threaded connector
- Easy clean instructions included
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