546MC Gehmann rearsight iris with 12-colour filter, twin polariser and 1.5x diopter

Iris 0.5 - 3.0mm
Can be used as single or twin banks of six colours:
- 1. bank: Yellow, dark green, orange, brown, light & dark grey
- 2. bank: Light blue, dark blue, lemon yellow, red, light green & lilac
48 colour combinations
Twin polarisers
1.5x diopter with -4.5 to +4.5 diopter correction
Can be used without colours or polarisers
5 external push-fit rubber rings
Detachable diopter (needs 577)
Laser engraved serial number and indications
Easy clean instructions included
Silver and blue