EoTech 558 Holosight

Operation
• Optics: Transmission holography
• Magnification: 1x
• Eye Relief: Unlimited
• Length/Width/Height: 5.6”x2.2”x2.9” (142.3 x 55.9 x 73.7mm)
• Weight: 13.8 oz (391.2g)
• Water Resistant: Submersible to 33 ft (10m) depth
• Sealing: Fog resistant internal optics
• Color/Finish: Non-reflective black
• Adjustment (per click): Approx. 0.5 MOA (1/2” (12.7mm) at 100 yds (91m)) when zeroing
• Adjustment Range: +/- 40 MOA travel
• Mount: 1” (25.4mm) weaver or MIL-STD 1913 rail

Display Window
• Optical Surfaces: Anti-reflection coating on external surfaces
• Window Dimensions: 1.20” x 0.85” (30 x 23mm)
• Front Window Material: Glass 1/8" (3.17mm) thick
• Rear Window Material: Laminate 3/16” (4.76mm) thick
• Field of View 100 yds (91m): 30 yds (28m) at a 3” eye relief
• Reticle: 68MOA circle with quadrant ticks with 1 MOA aiming dot

Electrical
• Power Source: 2 x Alkaline or Lithium batteries
• Battery Life: Approximately 600 continuous hours at nominal setting 12 with Alkaline and approximately 1,000 continuous hours at nominal setting 12 with Lithium at room temp.
• 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