Diopter peep sight Gehmann 568MC Iris & 48-colour system. in
Diopter peep sight Gehmann 568MC Iris & 48-colour system. fully adjustable. Complete with 5 external push fit coloured rings Extra short construction Adjusts from 0.5mm > 3.0mm 48 colour filters - yes 48 combinations!! Infinite control of light with these filters Minimum light reflection internally Twin polarisers, absorbs % of polarised light Can be used as iris only (no filters) Engraved with unique serial number Includes set of coloured eyepieces