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Questions & Answers
What is the warranty on this optic Expert Answer

The EOTech EXPS3-4 Holographic Weapon Sight & G45.STS 5x Magnifier feature the EOTECH Prestige Warranty. This warranty warrants that your Holographic Weapon Sight, Magnifier or Pistol Sight product will be free from manufacturing defects in material and workmanship (including electronics) under normal use for a period of ten (10) years.
For more information, you can visit the Eotech website and find complete warranty details under the Help Center.

by Ethan, Gear Expert, February 21, 2025
I read this is for 5.56. Would shooting 300 Blk out cause any issues maintaining my zero? Thank You Expert Answer

The EOTech EXPS3-4 Holographic Weapon Sight w/ G45.STS 5x Magnifier will have no issues with maintaining zero paired with a 300 Blackout rifle.

by Ethan, Gear Expert, October 25, 2024
Customer Reviews
Helpful Positive Review
It's a bit early to writing reviews. First impressions: extremely impressed. I did not think I would be impressed. This is not my first EOTech. Mine arrived in perfect shape. Looks like a museum piece. The mount seems well made along with the r...
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3/3 found this helpful
Helpful Positive Review
Exps 3-4 G45 Good2go by WhiteShadow, Verified Owner, June 4, 2025
Dim the brightness. Zero your dot accordingly. Adjust the focus on the magnifier. Center the reticle in the magnifier. Good2go. Choose your specific ammo. Know your holds. Train. First eotech gear for me. High price but worth it. I like the fact it’s...
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1/1 found this helpful
Helpful Positive Review
2nd Review by Mike, Verified Owner, September 20, 2024
I am doing a 2nd review on the same item because I had to purchase another one. Reason being my wife claimed the first one and told me to get one for myself, LOL! Now she thinks she is Annie Oakley.
4/4 found this helpful
Helpful Positive Review
EXPS3-4 w/G45.STS 5x magnifier by BB, Verified Owner, July 27, 2024
Wanted to wait 3-4 weeks before commenting, rather than only comment on the fast shipping. Upon opening and attaching to my AR, discovered that my groups were @ 2½"-3" low. This without making any adjustments. Within minutes she was driven tacks righ...
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2/2 found this helpful
Helpful Positive Review
Does real good by Cletus Jeb jr., Verified Owner, August 20, 2024
The magnifyer thingy, it flips to the side real flippy like, as it should am I right! when you use it, everything gets super close, like 5 times closer or somethin’. It’s way better than that 3x thing I had before. You just flip it over and bam, you'...
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5/6 found this helpful
Helpful Positive Review
Great Optic by Mike, Verified Owner, September 15, 2024
I am well pleased with my decision to purchase this optic. Great quality that you would expect from EOtech. This is my second EOtech as I had a 512 for many years. The reticle is extremely quick to find, although I will say with EXPS3-4 there is a lo...
Read More...
2/3 found this helpful
Read All 67 Reviews
Color:
Black
Reticle:
68 MOA Ring and 1 MOA Dot
Illumination Color:
Red
Adjustment Click Value:
1/2 MOA
Included Accessories:
Standard
Height:
3.3 in
Condition:
New
Red Dot Sights-Footprint:
Not Applicable

Code: ET-RDH-HSMAWG-HHS-V

MPN: HHS V

UPC: 672294600749

List: $1,539.00Save $80.00
$1,459.00

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Product Info for EOTech EXPS3-4 Holographic Weapon Sight w/ G45.STS 5x Magnifier

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.image

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 1000 hours, you can be sure the EOTech EXPS 3 Holographic Weapon Sight is ready for action at any moment, whether day or night.

In combination with an innovative holographic tool, the EOTech 5-Power Magnifier w/ Side Mount Switch delivers the ability to spot targets in tight-quarters, while also shifting into a long-range surveillance system. This Magnifier from EOTech has the durability and light transmitting capability, providing long-lasting use and keen visibility. And its Switch-to-Side mount enables EOTech 5-Power Holographic Hybrid Sight Magnifier to be quickly and easily disengaged. So, if you're in the market for a top-notch addition to your sight, be sure to choose EOTech 5-Power G45 Magnifier.

WARNING: California`s Proposition 65

Specifications for EOTech EXPS3-4 Holographic Weapon Sight w/ G45.STS 5x Magnifier:

Manufacturer: EOTech
Color: Black
Fabric/Material: Aluminum
Magnification: 1 x, 5 x
Objective Lens Diameter: 0.85 - 1.2 in
Objective Window Size: 1.2 x 0.85 in
Reticle: 68 MOA Ring and 1 MOA Dot
Illumination Type: Holographic
Illumination Color: Red
Brightness Settings: 30
Eye Relief: 2.6 in
Adjustment Type: MOA
Adjustment Click Value: 1/2 MOA
Emitter Type: Enclosed
Field of View, Angle: 4.4 degrees
Lens Material: Laminate, Glass
Optical Coating: Anti-Reflective
Battery Type: CR123
Battery Quantity: 1
Battery Life: 1000 hours, 1000 continuous hrs at nominal setting 12 at room temp
Weather Resistance: Fog Resistant, Water Resistant
Water Resistance Level: Submersible
Water Resistant Mark: 10 m, 33 ft
Fogproof: Yes
Length: 7.7 in
Width: 2.3 in
Height: 3.3 in
Weight: 680.4 g, 24 oz
Included Accessories: Standard
Condition: New
Red Dot Sights-Footprint: Not Applicable
Mount Type: Weaver
Package Type: Box
Adjustment Range: 40 MOA
Attachment Type: Picatinny, Weaver

Features of EOTech EXPS3-4 Holographic Weapon Sight w/ G45.STS 5x Magnifier

  • Reticle Options: EOTECH’s unique reticle patterns are a critical to delivering fast target acquisition and MOA accuracy at any range. EOTECH reticles feature a 68 MOA ring surrounding a 1 MOA center dot allowing the shooter to quickly pick up and lock on a target;
  • EOTECH Four Dot Reticle: Use this ballistic reticle with 5.56 Nato/.223 cal with 62 gr M855 FMJ at roughly 2,680 fps with a 14.5" barrel. For ordering this reticle, the model codes will end in -4. Aiming dots on the 4-dot reticle may not be distinguishable without magnification;
  • Range Estimation with Unmagnified HWS: The standard ring found in most reticles equates to approximately 68" (5'8") at 100 yards;
  • Brightness Options: The EXPS3 HWS offers multiple brightness settings with both Standard and Night Vision modes offering quick adjustability to accommodate any shooting situation (20 daylight settings, 10 additional settings for Gen I through III+ night vision devices)

Package Contents:

  • EOTech EXPS3-4 Holographic Weapon Sight w/ G45.STS 5x Magnifier
  • Quick-Start Guide
  • Warranty & Registration Card
  • CR123 Battery

EOTech EXPS3-4 Holographic Weapon Sight w/ G45.STS 5x Magnifier Orderable Models

List of Orderable Models

  • EOTech EXPS3-4 Holographic Weapon Sight w/ G45.STS 5x Magnifier, Black, HHS V , MPN: HHS V , UPC: 672294600749 , Code: ET-RDH-HSMAWG-HHS-V

EOTech EXPS3-4 Holographic Weapon Sight w/ G45.STS 5x Magnifier Unavailable & Discontinued Models

List of Unorderable Models

  • USED, EOTech EXPS3-4 Holographic Weapon Sight w/ G45.STS 5x Magnifier, Black, HHS V , MPN: HHS V-EDEMO , Code: ET-RDH-HSMAWG-HHS-V-EDEMO-MI-C
  • USED DEMO, EOTech EXPS3-4 Holographic Weapon Sight w/ G45.STS 5x Magnifier, Black, HHS V, EDEMO1, Condition Fair, Other , MPN: HHS V-DEMO-EDEMO1 , Code: ET-RDH-HSMAWG-HHS-V-DEMO-EDEMO-OT-D
  • USED, EOTech EXPS3-4 Holographic Weapon Sight w/ G45.STS 5x Magnifier, Black, HHS V , MPN: HHS V-EDEMO , Code: ET-RDH-HSMAWG-HHS-V-EDEMO-IN-B
  • DEMO, EOTech EXPS3-4 Holographic Weapon Sight w/ G45.STS 5x Magnifier, Black, HHS V , MPN: HHS V-DEMO , Code: ET-RDH-HSMAWG-HHS-V-DEMO
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