Aimpoint CompM3 is shipped with flip covers and a replaceable outer black rubber cover, which protects the sight during transport and operations, and adds an additional stealth factor.Unique featuresCompatible with every generation of NVDNew technology called ACET allows 50,000 hours of operation on one single battery (on setting 7 out of 10)500,000 hours of use on NVD settingUnequalled light transmissionSubmersible to 45 meters (135 feet)Comes with replaceable outer black rubber coverOuter rubber cover also available in Dark Earth BrownOptical SpecificationsOperating principle: Reflex Collimator sight with LEDOptical magnification: 1xAiming dot size: 4 MOADot intensity: Visible against a background luminance of 0,1 to 55 000 lxOptical signature: No optical signature is visible at 10 meter distance, front side, on appropriate settings with NVD 3Dot color: Peak Wavelength: 650 ± 10 nmNVD compatible: YesOptical coating: Anti-reflex, all surfaces and multi-layer. NVD-Compatible 1, 2, 3Clear aperture: 23 mmEye relief: Unlimited Power SourceBattery type: 3V lithium battery, type 2L76 or DL1/3N.Battery life – Day time use: 50 000 h continuous (pos. 6 of 10)Power intensity: 4 NVD and 6 Daylight, of which 1 extra bright Physical SpecificationsLength sight only: 115 mm (4 1/2″)Length conf: 130 mm (5 1/8″) incl rubber cover and flip-up lens coversWidth: 62 mm (2 7/16″), incl rubber cover, 55 mm (2 3/16″) withoutHeight sight only: 55 mm (2 3/16″) without rubber coverHeight conf: 58 mm (2 5/16″) incl rubber coverWeight sight only (incl battery): 220 g (7,8 oz)Weight conf: 270 g (9,5 oz) incl. Lens Covers, and Rubber CoverHousing material: High Strength AluminumHousing finish and color: Matte blackMaterial mount and spacer std conf: High Strength AluminumSurface treatment: Hard anodized, matte, with protective rubber armor coverHeight of optical axis – sight and mount: 30 mm (1 3/16″) over top surface of Picatinny/Weaver RailHeight of optical axis – sight, mount and low spacer: 39 mm (1 9/16″) over top surface of Picatinny/Weaver RailAdjustment: Range ±2 m at 100 meters (±2 yds at 100 yds) in windage and elevation, 1 click = 16 mm at 100 meters = 13 mm at 80 meters = 9/16″ at 80 yds Environmental SpecificationsTemperature range operation: -45°C to 71°C (-49°F to 160°F)Temperature range storage: -51°C to 71°C (-60°F to 160°F)Temperature shock: Operable after a temperature shock between -45°C and +71°C. Duration: 4h of Hot +71°C, 4h of Cold -45°C. Cycling: 3 timesHumidity: Operates despite humidity. Limits: RH: 95%, Temp: 20ºC to 50 ºC, cyclicImmersion, static: Operates after immersion until temperature is stabilized + 10°C compared to the water. Limits: Depth: 45 m (150 ft.)Shock: Operable before and after shock. Limits: X-axis: 500 g, 0.7 – 1.1 ms (3 shocks), Y-axis: 40g ±4g, 11 ±1ms (2 shocks in each direction, Z-axis: 40g ±4g, 11 ±1ms, 2 shocks in each direction. Functional during exposure (room temperature)Vibration: Operates despite vibration. Limits: Vibration, sinusoidal in a frequency range of 10-150 Hz. Frequency: 10-30 Hz, ±1.587 mm, Frequency: 30-150 Hz. 5.75 g, 1 octave/minChemical resistance: Withstands occasional contamination of: Hydraulic oil (FSD 8407, Tryckolja 021), Lubricating oil (FSD 8127, Motorolja 5W/30), Lubricating oil (FSD 8220, Smörjfett 220), Lubricating oil (Break Free), Fuels (FSD 8612, Diesel fuel oil), Solvents/cleaning (FSD