30 year guarantee
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 10-90% of polarised light
Can be used as iris only (no filters)
Engraved with unique serial number
Includes set of coloured eyepieces
