566-S Gehmann iris with 6-colour filter

Incorporates the 510 iris
Iris adjustable over a wide range of 0.5 - 3.0mm
6 optically flat glass colour filters which can be precisely located in position: Yellow, Light Green, Orange, Purple, Dark Grey and Light Grey
Locking collar allows precise location of the V-mark.
Can be used as iris only.
Removable steel threaded connector for the opportunity to add, for example the 0.0 dioptre.
Attractive, anti-reflective black and matt silver finish
Centre is finished in matt black to ensure that there are no reflections.
Instruction manual included.