Trijicon ACOG TA11-D 3.5x35 Tactical Rifle Scope with RMR

Unwavering Precision with a Fixed Power Rifle Scope

Trijicon ACOG TA11-D 3.5x35 Tactical Rifle Scope with RMR delivers battlefield-proven performance when every shot counts. Rugged construction and crystal-clear optics instill confidence during critical missions, whether you’re engaging targets at medium range or adapting on the move. Designed for durability, this premium optic seamlessly integrates into your kit, ensuring you maintain sight picture and accuracy under the harshest conditions. Explore our Features and Accessories to customize your setup.

Built on Trijicon’s commitment to innovation and reliability, this scope embodies our ethos of “Precision without Compromise.” It's compact, fixed-magnification design reduces weight and enhances consistency shot after shot. With every detail engineered for long-term field use, you’ll experience superior clarity, rapid target acquisition, and confidence in each engagement.

Tactical professionals, competitive shooters, and experienced hunters who demand unwavering durability and optical clarity in high-stress situations thrive with this fixed-power rifle scope. for medium-range engagements, it excels where reliability overrides complexity.

This optic may not suit casual plinkers or those needing versatile zoom options. Users seeking digital reticle customization or budget-friendly variable scopes might prefer alternatives. Lightweight kit enthusiasts may also find fixed magnification limiting.

Tritium & Fiber Optic Illumination — Battery-free illumination automatically adjusts to ambient light, ensuring the Trijicon ACOG TA11-D is always on and ready in any environment.

Multi-Layer Coated Optics — Precision-ground, multi-coated lenses maximize light transmission (90%+), delivering superior clarity at dawn, dusk, and under dense cover.

Rugged 7075-T6 Aluminum Housing — Machined from solid forged aluminum, this fixed power rifle scope is waterproof, fogproof, and shock-resistant to withstand sustained recoil—even up to .50 BMG.

Fixed 3.5× Magnification — Minimal moving parts ensure consistent accuracy and simplified operation, while the streamlined design keeps the optic lightweight and balanced.

Bindon Aiming Concept (BAC) — “Both-eyes-open” shooting capability enhances situational awareness and enables faster target acquisition in dynamic scenarios.

Compact Folded Optical Path — Innovative prism design reduces overall length, improving weapon maneuverability without sacrificing field of view (28.9 ft at 100 yds)

Strengths: This fixed power rifle scope earns top marks for battlefield-tested resilience and crystal-clear optics under any condition. Experts highlight its bomb-proof 7075-T6 housing and fiber-optic illumination, which provide unmatched low-light clarity and generous eye relief in dynamic scenarios.

Limitations: Despite its ruggedness, the TA11-D’s 14-oz weight and single 3.5× magnification can feel bulky on lightweight platforms. Shooters seeking versatile zoom or ultra-light setups may find its fixed power and heft less adaptable for diverse shooting disciplines .

Trijicon ACOG TA11-D 3.5x35 Tactical Rifle Scope - Specification Sheet

Fixed Power Rifle Scope With RMR - RMR Specification Sheet

How long will the tritium illumination last on my fixed power rifle scope?
Tritium in fiber-optic ACOG models glows for up to 15 years; non-fiber models last 10 years.

What does Trijicon’s limited lifetime warranty cover?
The warranty covers defects in optical systems and metal structures for the original owner; however, illumination isn’t covered.

Why does zero occasionally drift on my Trijicon ACOG TA11-D?
Drift often stems from loose mount screws or turret internal wear; ensure proper torque and send for factory service if persistent.

Can I use the TA11-D on both rifles and carbines?
Yes—it's compact folded optical path and thumbscrew mount that fits carbines and rifles equally, enhancing maneuverability without sacrificing consistency.

How do I adjust brightness for different light conditions?
Fiber-optic and tritium auto-adjust; for precise control, consider a battery-powered LED model in the lineup.

What maintenance ensures peak performance of my fixed power rifle scope?
Regularly clean lenses with a lens pen, check mounting screws for proper torque, and send the device in for relamping when the tritium dims.