majasavi Clip-on Iris Shutter Blinder (1-12mm Aperture)

Clip-on flip-up iris diaphragm shutter blinder for eye glasses:
– Iris diaphragm for clipping-on to eye glasses (powered spectacles or zero power sunglasses)
– Provides focusing of dominant / shooting eye view on to the target for improved accuracy
– Set screws to adjust shutter movement stiffness and lock aperture position
– Variable aperture range of 1 to 12 mm
– Can be used with right or left eye
– 45mm diameter eye shield
– ISSF compliant