EOTech 556.A65 HOLOgraphic Weapon Sights Night Vision Compatible

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Specifications 
 Operation
Opticsparallax free
Magnification 1x
Eye ReliefUnlimited
Length5.0"x2.1"x2.8" (130x53x71 mm)
Weight11.9 oz (372 grams)
Temperature -40 to 150 F
WaterproofSubmersible to 33 ft depth
SealingFogproof internal optics
Adjustment(Per Click)0.5 MOA (1/2" at 100 yds)
Adjustment Range +/- 40 MOA travel
Mount 1" Picatinny (MIL-STD-1913) rail
Return to ZeroRepeatable to 1 MOA after re-mounting
 Heads-Up-Display Window
Optical SurfacesAnti-glare coating
Window Dimensions1.20" x 0.85" (30 x 23mm)
Front Window Material 1/8" solid glass
Rear Window MaterialShatter resistant laminate (3/16" thick)
Field of View (100 Yds)30 yds (28m) at a 4" eye relief
 Elecrical
Brightness of Adjustment Range 146,000:1 brightest to lowest
Night Vision Brightness Range1280:1 with NV switch engaged
Power Source 2x 3.0V Lithium 123 batteries
Function Button LocationLeft side near the rear of sight
Battery Life 1,100 continuous hours at nominal setting 12
Brightness Settings30 settings with scrolling feature (10 settings for NV use)
Auto Battery Check IndicatorFlashing reticle upon start-up
Auto Shut-downAt 8 hrs- programmable to 4 hrs