Laser Genetics ND3 x 50mm Laser Designator, Green Laser Mounts on Scopes, Adjustable Beam Helps Spot Target, Good Out to 500 Yards.

The ND-3x50 Laser Designator is the latest precision optical lighting instruments from Laser Genetics. Using advanced green laser technology. It is equipped with the strongest laser. The patented Rotary Optical Collimator allows full adjustment and control of beam diameter and intensity to focus light where you need it most. Rotating the collimator provides enough illumination to light a trail at night or paint a target up to 500 yards. Battery provides over 7 hours of continuous use.