The United States Army, Air Force and Marine Corps field the Trijicon TA31RCO ACOG, a 4× magnification model with a 32mm objective lens (4×32), with specially designed ballistic compensating reticles that are fiber optic & tritium illuminated, for the M4 carbine and M16A4 rifle.
Which scope has clearest glass?
Glass Clarity & Reticle Leupold VX-5HD 3-15x44mm has one of the clearest images you can find on a rifle scope. The lens is made from high-quality, high definition glass which dramatically sharpens your view.
What scope does the military use on AR 15?
The U.S.'s elite military units commonly use the Aimpoint and EOTech red dot sights, just to name a few. They have used the Aimpoint Comp M2 & M4 EOTech 553 Holographic Sight's past and present.