The EOTech EXPS3 Extreme Holographic Sight is the shortest, lightest holographic weapon sight on the market today, and allows for an elevated level of precision in short to medium range tactical environments like never before. These Red Dot Sights manufactured by EOTech deliver two-eyes open shooting ability plus a 7mm raised base for iron sight access. The EOTech EXPS-3 Red Dot Sight features easily adjustable side buttons with a single, quick release throw lever to easily attach or remove the sight. The EOTech EXPS 3 Waterproof Holographic Red Dot requires 2 3/4 inches of rail space at most thanks to a shortened base. The waterproof and fogproof design will withstand tough environments and perform in any tactical environment and with the average battery life being between 500 to 600 hours, you can be sure the EOTech EXPS 3 Holographic Weapon Sight is ready for action at any moment, whether day or night.

Specifications for EOTech EXPS 3 Holographic Firearm Sight:


Optics:Transmission holography - parallax free


Eye Relief:Unlimited

Length/Width/Height:3.5"x2.4"x2.8" (91.4X 60.9x71mm)

Weight:11.2 oz (317grams)

Waterproof:Submersible to 33 ft depth

Sealing:Fogproof internal optics

Color/Finish:Non reflective flat dark earth with hard coat finish

Adjustment (per click):0.5 MOA (1/2" at 100 yds)

Adjustment Range:+/- 40 MOA travel

Mount:1" Weaver or (MIL-STD-1913) rail. Adjustable for width variation

Return to Zero:Repeatable to within 2 MOA after re-mounting

Night Vision Compatibility:10 brightness setting (generation I-III+)

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


Brightness Adjustment Range:146,000:1 brightest to lowest

Night Vision Brightness Range:1280:1 with NV switch engaged

Power Source:(1) 123 lithium battery

Battery Life:600 continuous hours at nominal setting 12

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

Features of EOTech EXPS3 Extreme Holosight:

  • Single transverse 123 battery to reduce sight length
  • Shortened base only requires at most 2 3/4 inch of rail space
  • Battery cap and latch are eliminated and replaced with a simple O-ring, tethered cap; better sealing is achieved
  • Battery compartment is now separated from the base to allow it to hover over the delta ring of the rifle
  • Average battery life at brightness level 12 is roughly 500-600 hours
  • Side buttons, NV compatible with a single quick detach throw lever

Package Contents:

  • EOTech EXPS3 Extreme Red Dot Sight

    Other Models:

EXPS3-2TAN: EOTech Transverse EXPS3 Red Dot Sight - Tan, 2-Dot Reticle EXPS3-2TAN

EXPS3-0: EOTech Transverse EXPS3 Red Dot Sight - Black, 1-Dot Reticle

EXPS3-2: EOTech Transverse EXPS3 Red Dot Sight - Black, 2-Dot Reticle

EXPS3-0TAN: EOTech Transverse EXPS3 Red Dot Sight - Tan, 1-Dot Reticle

EXPS3-4: EOTech Transverse EXPS3 Red Dot Sight - Black, 4-Dot Reticle