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Questions & Answers
Does this optic have a battery? Expert Answer

The Trijicon ACOG 3.5x35 Scope does not use a battery. The Trijicon ACOG 3.5x35 Scope has a dual illumination feature and uses a fiber optic and Tritium to illuminate the reticle.

by Hunter, Gear Expert, September 2, 2022
Can you attach a red dot to this? Expert Answer

Yes, a RMR can be mounted to this using a mount like this one here: https://www.opticsplanet.com/trijicon-rmr-mount-for-acog-scopes-with-bosses.html

by Nick B., Gear Expert, October 7, 2021
Customer Reviews
Helpful Positive Review Clarity Beyond Belief by MT...Shooter45, February 11, 2019
The TA-11 with Green Crosshair was purchased as a scope for predator control on a ranch rifle. The site in and mounting was straight forward and simply ACOG. However the optical clarity is amazing. When working at night (moon lit on snow) it allow...
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3/3 found this helpful
Helpful Positive Review Fantastic Quality and Fast Target Acquisition by Legacy Reviewer, Verified Owner, June 16, 2011
Added this to my Bushmaster Custom recentyl purchased.. and zeroed it at 25 to get close.. then took it out to 100 and had no trouble getting it on zero.. great eye relief compared to the 4X scope.. love th ecrosshair for fine targeting.. but enough ...
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10/10 found this helpful
Helpful Positive Review Excellent Product!! by goldnun, January 6, 2012
After owning the TA31F 4x32 with red chevron I found this scope. I much prefer crosshair reticle in red. Much more accurate to my eye. Superior eye relief on this 3.5x35. Satisfactory magnification mounted on my AR15 SBR. I'll have this cope for lif...
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5/5 found this helpful
Helpful Positive Review Trijicon ACOG by genin32, July 29, 2016
I was introduced to the ACOG series during my first deployment to Afghanistan and I have relied on them as a primary optic ever since. Extremely sturdy and reliable with a side benefit of never having to worry about a battery going out at the wrong m...
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7/7 found this helpful
Helpful Positive Review Trijicon ACOG 3.5 x 35 Scope by Brandon P., May 24, 2016
After researching many scopes, red dots, and sights, I decided to splurge and get the ACOG. Having both the reputation and high quality Trijicon is the optic to choose. My functionality is using it at ranges from 35 -50 yards and precisely at 100 yar...
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3/3 found this helpful
Helpful Positive Review Pricey, but oh so clear by EEH, February 13, 2017
ACOGs have a reputation for being pricey, and they are. But the clarity on this glass is amazing. (Mine is on a Colt M4 LE6920 Magpul FDE) The best part of the 3.5*35 is the added eye relief for quick target acquisition. The 3.5 is beefier than th...
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4/4 found this helpful
Read All 18 Reviews

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Product Info for Trijicon ACOG 3.5x35 Scope, Dual Illuminated Crosshair .223 Ballistic Reticle w/ TA51 Mount, Red TA11J, Amber TA11J-A, Green TA11J-G

The Trijicon ACOG 3.5x35 Scope, Dual Illuminated Crosshair .223 Ballistic Reticle w/ TA51 Mount features a Crosshair Reticle - the ranging reticle is calibrated for 5.56 (.223 cal) flat-top rifles to 1000 meters. This Trijicon ACOG includes a Flat Top Adapter. Daytime illumination is provided by fiber optics and Tritium illuminates the scopes at night.image

Trijicon's revolutionary Advanced Compact Optical Gunsight (ACOG), originally designed for the military, is now offered in a lightweight compact design. Available in a variety of reticle and magnification configurations, Trijicon Compact ACOG Gun Scope is ideally suited for a wide range of firearm applications and shooting situations. Trijicon Compact ACOG Day&Night Scope is the smaller, lighter weight and more compact version of full sized Trijicon ACOG Weapon Sight. Even with its reduced size, the Compact ACOG Rifle Scope by Trijicon delivers the same precision any-light aiming capabilities…the same accuracy…and the same tough, dependable performance as the original Trijicon ACOG Riflesight. At less than 6 ounces, Trijicon Compact ACOG BAC Scope Sight is perfect for fast-moving tactical teams operating in close quarters or for speed-oriented competition venues.

Specifications for Trijicon ACOG 3.5x35 Scope, Dual Illuminated Crosshair .223 Ballistic Reticle w/ TA51 Mount, Red TA11J, Amber TA11J-A, Green TA11J-G:

Manufacturer: Trijicon
Objective Lens Diameter: 35 mm
Magnification: 3.5 x
Exit Pupil: 10 mm
Finish: Matte
Field of View, Linear: 28.9 ft at 100 yds
Field of View, Angle: 5.5 degrees
Eye Relief: 2.4 in
Color: Black
Weight: 14 oz
Adjustment Click Value: 1/4 MOA
Length: 8 in
Adjustment Type: MOA
Illumination Type: Tritium, Fiber Optics
Fabric/Material: Forged Aluminum
Shockproof: Yes
Fogproof: Yes
Package Type: Polymer Hard Case
Magnification Type: Fixed
Condition: New
Country of Origin: USA
Attachment Type: TA51

Features of Trijicon ACOG 3.5x35 Scope, Dual Illuminated Crosshair .223 Ballistic Reticle w/ TA51 Mount, Red TA11J, Amber TA11J-A, Green TA11J-G:

  • Always On, Always Ready: Most ACOG models are battery-free, featuring a tritium/fiber optic illuminated reticle that automatically adjusts the brightness based on available light.
  • Take Control: Several ACOG models are designed with a user-adjustable brightness setting powered by a single AA battery. The 3.5x35 LED and 4x32 LED models both offer six adjustable brightness settings.
  • Rugged, Reliable Housing Design: Fixed-power design allows for minimal moving parts to create a nearly indestructible sighting system.
  • "Both Eyes Open" Design: "Both eyes open" shooting using Trijicon's Bindon Aiming Concept (BAC) feature allows for improved situational awareness.
  • Outstanding Clarity: The quality of the glass and multi-coated lenses maximize light-gathering capabilities and clear field of view with zero distortion.
  • Exact Target Distances & Holds: Most ACOG models feature a bullet drop compensating and target-ranging reticle for decisive aiming.
  • Combat Proven: No other magnified optic has been used more in combat than the ACOG.
  • Shock-Resistant: Proven to withstand recoil from a .22LR to a .50BMG and everything in between. Easily passes U.S. Military drop test requirements.
  • Waterproof: Exceptional waterproof performance that exceeds military standards. Dry nitrogen-filled to eliminate fogging. This optic is tested to withstand and perform in extreme cold and heat with dry-nitrogen filled housing that mitigates fogging.

Package Contents:

  • Trijicon ACOG 3.5x35 Scope, Dual Illuminated Crosshair .223 Ballistic Reticle w/ TA51 Mount, Red TA11J, Amber TA11J-A, Green TA11J-G
  • Flattop Adapter for Military Style Rail (TA51)
  • 3.5x35 Scopecoat (TA63)
  • LENSPEN (TA56)
  • Lanyard Assembly for Adjuster Caps (TA71E)
  • Trijicon Logo Sticker(PR15)
  • ACOG Manual
  • Warranty Card

Trijicon ACOG 3.5x35 Scope, Dual Illuminated Crosshair .223 Ballistic Reticle w/ TA51 Mount, Red TA11J, Amber TA11J-A, Green TA11J-G Orderable Models

List of Orderable Models

Trijicon ACOG 3.5x35 Dual Ill Rifle Scope w/Mount, Red Crosshair .223 Ballistic Reticle , MPN: TA11J , UPC: 719307302730 , Code: TJ-RS-35x35-ACOG-TA11J
Trijicon ACOG 3.5x35 Dual Ill Rifle Scope w/Mount, Green Crosshair .223 Ballistic Reticle , MPN: TA11J-G , UPC: 719307302754 , Code: TJ-RS-35x35-ACOG-TA11J-G

Trijicon ACOG 3.5x35 Scope, Dual Illuminated Crosshair .223 Ballistic Reticle w/ TA51 Mount, Red TA11J, Amber TA11J-A, Green TA11J-G Unavailable & Discontinued Models

List of Unorderable Models

Open Box, Dealer Demo, Trijicon ACOG 3.5x35 Dual Ill Rifle Scope w/Mount, Green Crosshair .223 Ballistic Reticle , MPN: TA11J-G-DMO , Code: TJ-RS-35x35-ACOG-TA11J-G-DMO
Trijicon ACOG 3.5x35 Dual Ill Rifle Scope w/Mount & FREE Multitool, Green Crosshair .223 Ballistic Reticle , MPN: TA11J-G-KIT , Code: TJ-RS-35x35-ACOG-TA11J-G-KIT
Factory DEMO Trijicon ACOG 3.5x35 Scope, Dual Illuminated Red Crosshair .223 Ballistic Reticle, TA51 Mount TA11J , MPN: TRJTA11J-DEMO , Code: TJ-RS-35x35-ACOG-TA11J-DEMO
Factory DEMO Trijicon ACOG 3.5x35 Dual Ill Rifle Scope w/Mount, Green Crosshair .223 Ballistic Reticle , MPN: TA11J-G-DEMO , Code: TJ-RS-35x35-ACOG-TA11J-G-DEMO
Trijicon ACOG 3.5x35 Dual Ill Rifle Scope w/Mount & FREE Multitool, Red Crosshair .223 Ballistic Reticle , MPN: TA11J-KIT , Code: TJ-RS-35x35-ACOG-TA11J-KIT
Trijicon ACOG 3.5x35 Dual Ill Rifle Scope w/Mount, Amber Crosshair .223 Ballistic Reticle , MPN: 100162 , UPC: 719307302747 , Code: TJ-RS-35x35-ACOG-TA11J-A
USED, Trijicon ACOG 3.5x35 Dual Ill Rifle Scope w/Mount, Red Crosshair .223 Ballistic Reticle , MPN: TA11J-EDEMO , Code: TJ-RS-35x35-ACOG-TA11J-EDEMO-IN-C
Trijicon ACOG 3.5x35 Dual Ill Rifle Scope w/Mount & FREE Multitool, Amber Crosshair , MPN: TA11J-A-KIT , Code: TJ-RS-35x35-ACOG-TA11J-A-KIT
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