Steiner Optics ARD M5Xi 50mm Military ScopeMaintain stealth and protect your optics with the Steiner 5901 Anti Reflection Device (ARD), specifically engineered for the 3 15x50 M5Xi riflescope. This 50mm ARD uses a precision cut honeycomb grid to eliminate glare, lens flare, and unwanted reflections that could compromise your position. Whether you're in a blind, hide, or on the move, this low profile device ensures your objective lens remains concealed and protected. Glare Blocking Honeycomb