EOTech - M550 Military Holographic Sight

Product Review

The HDS uses state-of-the-art digital electronics design. Twenty brightness levels ensure proper brightness control in either low light or very bright sunlight. An on-board microprocessor provides automatic battery check indicator, up/down brightness scrolling and programmable auto shutdown features. All electronics are fully encapsulated in shock absorbing resin compound.OperationOptics: Transmission holography - 100% parallax freeMagnification: 1x unlimited eye reliefTemperature:-20 to 150F (operating); -40 to 160F (storage)Sealing: Waterproof (submersible) & fogproofColor/Finish: Non-reflective black with hard coat finishAdjustment (per click): 0.5" at 100 yardsAdjustment Range: +/- 40 MOA travelMount: 1" Weaver dovetail/Picatinny rail (Mil spec 1913)Return to Zero: Repeatable to 1 MOA after remountingHeads-Up Display Window Optical Surfaces: Anti-glare and scratch resistant coatingsWindow Dimensions: 1.20" x 0.85" (30 x 23 mm)Window Material: Shatterproof laminate (3/16" thick)Field of view (100 yards): 30 yards (28m) at a 4" eye reliefStandard Reticle: 65MOA ring with quadrant ticks with a 1MOA Aiming dotReticle Contrast Ratio: 28,000:1 brightest to lowestNight Vision Contrast Ratio: 10,000,000:1 with NV switch engagedElectrical Power Source: 2 x "N" alkaline batteries (available anywhere)Battery Life: 70 hours at nominal setting 12 (AA batteries: 350 hrs)Brightness Settings: 20 settings with scrolling featureAuto Battery Check Indicator: Flashing reticle upon startup if batteries are at 20% of battery life.Auto Shutdown: At 8 hours - programmable to 4 hours· - Reticle is 1 MOA dot· Night vision compatible · Waterproof to 33 feet · 1100 hours battery life · Uses AA lithium, alkaline or rechargeable batteries · 5" (131mm) Overall Length · Reticle is 1 MOA dot