Used to make the target picture more clear;For use with sights or target scopes with a magnified lens;No. 1 Clarifier for use with 2-4X scope, No. 2 Clarifier for use with 4-6X scope, No. 3 Clarifier for use with 6-8X scope;For use in all 1/8" Specialty peeps (and 1/4" peep with reducer)
Aperture lenses are a small version of the Excalibur lens. They are optically centered, coated by Carl Zeiss Optical, and are permanently secured in the aperture. #1 lens is a weak clarifier lens which can be used with any scope lens. (Yellow mark on the aperture signifies a #1 lens.)