50309 1.5x Diopter for Newer Gehmann Rearsight Irises Black

Key Features:

• 1.5x magnification with -4.5 to +4.5 diopter correction
• Retro-fittable to all our irises with detachable thread
• Identifiable by the back-plate which receives the narrow body-lock key for detachment
• Either diopter is then simply locked to the iris body and used as before
• Black