570-579 Gehmann rearsight iris with 6-colour filter, 1.5x diopter and cylindrical correction
A revolutionary iris, colour and magnifyer assembly which permits correction of diagnosed axis and sphere problems in the shooter's eye
For more information on the corrective part of this unit please refer to our description of 579
Iris
6-colour filter, colours: orange, light green, yellow, medium grey, dark grey and amethyst (purple)
1.5x diopter with -4.5 to +4.5 diopter correction
Astigmatic lens system
Easy clean, assembly and user manual are included
