ND3-S Laser Designator with Rifle Scope | Laser Genetics The ND-3®S is a combination of the ND-3® and a Laser Genetics 3.5-10x50 Fully Multi-Coated Rifle Scope. The ND-3® Laser Designator is a precision optical lighting instrument using advanced green laser technology. The patented Rotary Optical Collimator allows full adjustment and control of beam diameter and intensity to focus light where you need it most. Huntinglaser.com~Site InfoWhoisTrace RouteRBL Check