EOTech M552 XR308 Military AA BDC Reticle .308 M552.XR308 

Operation

• Optics: Transmission holography - parallax free
• Magnification: 1x
• Eye Relief: Unlimited
• Length/Width/Height: 5.4"x1.8"x2.25" (131x49x60 mm)
• Weight: 10.9oz (309 grams)
• Temperature: -40 to 150 F (using AA lithiums); -20 to 140 F (all other battery choices)
• Waterproof: Submersible to 33 ft depth
• Sealing: Fogproof internal optics
• Color/Finish: Non reflective black with hard coat finish
• Adjustment (per click): 0.5 MOA (1/2" at 100 yds)
• Adjustment Range: +/- 40 MOA travel
• Mount: 1" Picatinny (MIL-STD-1913) or Weaver rail
• Return to Zero: Repeatable to 1 MOA after re-mounting

Heads-Up-Display Window

• Optical Surfaces: Anti-glare coating
• Window Dimensions: 1.20" x 0.85" (30 x 23mm)
• Front Window Material: 1/8" solid glass
• Rear Window Material: Shatter resistant laminate (3/16" thick)
• Field of View (100 yds): 30 yds (28m) at a 4" eye relief
• Standard Reticle: 65MOA circle with quadrant ticks with 1 MOA aiming dot

Electrical

• Brightness Adjustment Range: 146,000:1 brightest to lowest
• Night Vision Brightness Range: 1280:1 with NV switch engaged
• Power Source: 2x 1.5V AA batteries (supports lithium, alkaline, or rechargeable)
• Battery Life: 1,000 continuous hours (lithium) at nominal setting 12; 600 continuous with AA alkaline
• Brightness Settings: 30 settings with scrolling feature (10 settings for NV use)
• Auto Battery Check Indicator: Flashing reticle upon start-up
• Auto Shut-down: At 8 hrs- programmable to 4 hrs