Trijicon 100136 ACOG Black Hardcoat Anodized 3.5x35mm Illuminated Red Donut .223/5.56 BDC Reticle

Trijicon ACOG 3.5x35mm: The Ultimate Optic for AR15 and M16 Platforms

For serious shooters, competitive marksmen, law enforcement professionals, and military personnel who demand uncompromising performance, legendary durability, and unparalleled optical clarity, the Trijicon ACOG 3.5x35mm Rifle Scope with Illuminated Red Donut .223/5.56 BDC Reticle is an essential tool. This fixed-power, compact riflescope, known by its model identifier 100136, isn't just an accessory; it's a critical component engineered to enhance accuracy, speed, and overall effectiveness in any environment. If you've been searching for an optic that can withstand the harshest conditions while consistently delivering precision, the ACOG (Advanced Combat Optical Gunsight) is your answer.

What makes the Trijicon ACOG 3.5x35mm stand out? It's a blend of cutting-edge optical engineering and military-grade ruggedness, designed specifically to meet the rigorous demands of modern combat and shooting sports. Unlike many variable-power scopes, the ACOG's fixed 3.5x magnification offers a perfect balance: enough magnification for precise target identification and engagement at medium ranges, while retaining a wide field of view crucial for situational awareness in dynamic environments. Its compact 8-inch length and lightweight 14 oz design ensure it doesn't burden your rifle, making it ideal for agile movements and sustained carrying.

Why Choose the Trijicon ACOG 3.5x35mm for Your Rifle?

The Trijicon ACOG is more than just a scope; it's a system designed for immediate, decisive action. Here are the core problems it solves and the unique advantages it offers:

• Reliable Performance in Any Light: How do you maintain a clear, illuminated reticle in broad daylight, twilight, or complete darkness without relying on batteries? The ACOG solves this with its ingenious dual-illumination system. It combines a fiber optic light collector, which automatically adjusts reticle brightness based on ambient light, with a self-luminous tritium phosphor lamp for low-light and no-light conditions. This "always on, always ready" feature means your reticle is always visible, without fumbling for power buttons or worrying about battery life in critical moments.
• Unmatched Durability: Can a rifle scope truly withstand extreme abuse, water immersion, and rapid temperature changes? The Trijicon ACOG's legendary reputation for durability is no exaggeration. Encased in a forged 7075-T6 aircraft-grade aluminum alloy housing with a hardcoat anodized finish, it's designed to meet and exceed military drop test requirements. It's waterproof up to 100 meters (328 feet), fogproof, and shockproof, ensuring consistent performance whether you're in a downpour, extreme cold, or enduring heavy recoil. This rugged construction eliminates concerns about your optic failing when you need it most.
• Rapid Target Acquisition and Engagement: How can you quickly and accurately engage targets, especially moving ones or in dynamic shooting scenarios? The ACOG's Bindon Aiming Concept (BAC) is revolutionary. By utilizing both eyes open shooting, the shooter's brain seamlessly integrates the magnified view through the ACOG with the unmagnified view from the other eye. This allows for superior situational awareness and incredibly fast target acquisition. The bold Red Donut reticle is designed for intuitive aiming: frame your target within the donut for rapid close-quarters engagement, or use the precise center dot for more accurate shots at distance.
• Precision for Common Calibers: What's the best way to compensate for bullet drop when shooting popular .223/5.56 NATO rounds at varying distances? The integrated Bullet Drop Compensator (BDC) reticle in this Trijicon ACOG model (specifically calibrated for .223/5.56 ammunition) provides pre-determined aiming points for specific ranges. This eliminates the need for manual holdover calculations, allowing for faster, more confident shots at targets from close range out to hundreds of yards. This specific calibration makes it an ideal match for AR15 and M16 pattern rifles.
• Superior Optical Clarity: How do you ensure a crisp, clear image with excellent light transmission, even in challenging conditions? Trijicon's multi-coated lenses are central to the ACOG's optical prowess. These advanced coatings maximize light gathering, reduce glare, and enhance contrast, providing a bright, distortion-free image that allows for superior target identification and precise shot placement. With an exit pupil diameter of 9.91mm, the ACOG offers a generous light path to the eye, contributing to its excellent low-light performance.

Diving Deeper: Key Features and Their Benefits

Let's explore the specific attributes that make the Trijicon ACOG 3.5x35mm a preferred choice for discerning shooters:

• Magnification: 3.5x Fixed Power
  • Benefit: Provides a perfect balance for close to medium-range engagements (up to 400-600 yards). It offers enough magnification for target identification without sacrificing the wide field of view (28.90 ft @ 100 yds) crucial for maintaining situational awareness. This fixed power simplifies use and eliminates the complexity of variable optics, making it faster to deploy.
• Objective Lens: 35mm
  • Benefit: A 35mm objective lens is large enough to gather ample light for bright, clear images, even in low-light conditions, while keeping the overall profile of the scope compact and lightweight.
• Reticle: Illuminated Red Donut .223/5.56 BDC
  • Benefit: This dual-purpose reticle is highly effective. The large red donut provides extremely fast target acquisition at close ranges (e.g., 0-100 yards), allowing for rapid engagement. The precise center dot within the donut is used for more accurate, longer-range shots. The integrated BDC (Bullet Drop Compensator) is specifically calibrated for the ballistic characteristics of .223/5.56 NATO rounds, common in AR15s, offering hold points for various distances without manual adjustments.
• Illumination: Fiber Optic and Tritium
  • Benefit: This battery-free system is a hallmark of the ACOG. The fiber optic gathers ambient light to illuminate the reticle during the day, automatically adjusting brightness. For low-light or no-light conditions, the internal tritium lamp provides a constant, self-illuminated reticle for up to 15 years. This ensures consistent visibility without power concerns, making it incredibly reliable in critical situations.
• Eye Relief: 2.40 inches
  • Benefit: This generous eye relief provides a comfortable and safe viewing experience, especially important when using high-recoil firearms. It prevents the scope from making contact with the shooter's brow under recoil, enhancing user safety and comfort during extended shooting sessions.
• Optic Coating: Multi-Coated Lenses
  • Benefit: Trijicon's proprietary multi-coating on all lenses optimizes light transmission, virtually eliminating glare and internal reflections. The result is superior brightness, clarity, and true color representation, critical for accurate target identification in diverse lighting conditions.
• Adjustment Size: 3 Clicks per Inch @ 100 yds
  • Benefit: This precise adjustment value allows for fine-tuning of your point of aim, ensuring your shots land exactly where you intend. The clear, audible clicks provide positive feedback for adjustments.
• Mount Type: M16 Carry Handle Base
  • Benefit: This specific model is designed to seamlessly integrate with classic M16 carry handles, providing a robust and stable mounting platform that aligns the optic perfectly with the bore axis. This ensures a consistent and reliable zero.
• Finish: Black Hardcoat Anodized
  • Benefit: The hardcoat anodization provides an incredibly durable, corrosion-resistant, and non-reflective finish that can withstand harsh environmental factors and everyday wear and tear, maintaining its integrity and appearance over time.
• Material: Forged Aluminum
  • Benefit: The ACOG's housing is crafted from forged 7075-T6 aircraft-grade aluminum, renowned for its exceptional strength-to-weight ratio. This material choice contributes significantly to the ACOG's legendary durability and ability to withstand extreme shock and impact without compromising its internal components or zero.

Who is the Trijicon ACOG 3.5x35mm For?

This Trijicon ACOG model 100136 is ideal for a broad spectrum of users who prioritize performance and reliability:

• AR15/M16 Rifle Owners: Those seeking a robust, combat-proven optic that perfectly complements the ergonomics and ballistic profile of their .223/5.56 platforms.
• Law Enforcement & Tactical Professionals: Operators needing an "always on" optic for rapid target acquisition in dynamic, high-stress environments, where battery failure is not an option.
• Competitive Shooters (e.g., 3-Gun): Individuals looking for a durable, fast-handling optic that excels in speed-oriented shooting disciplines, leveraging the BAC and intuitive reticle.
• Hunters: Those who require a rugged, reliable scope for medium-range hunting, especially in challenging lighting conditions or rough terrain.
• Discerning Enthusiasts: Shooters who simply demand the absolute best in terms of optical quality, durability, and a proven track record, understanding that investing in a Trijicon ACOG is investing in peace of mind and superior performance.

Optimizing Your Shooting Experience with the ACOG

To maximize the benefits of your Trijicon ACOG 3.5x35mm, consider the following:

• Proper Mounting: Ensure the ACOG is securely mounted to your M16 carry handle base. A stable mount is crucial for maintaining zero and accuracy.
• Zeroing: Take the time to properly zero your ACOG at a common combat distance (e.g., 100 yards). Understand how the BDC reticle points correspond to different ranges for your specific ammunition.
• Bindon Aiming Concept (BAC) Practice: While intuitive, practicing the BAC (shooting with both eyes open) will significantly enhance your speed and situational awareness, making you more effective in fast-paced scenarios.
• Environmental Awareness: Appreciate the ACOG's automatic brightness adjustment. The fiber optic will optimize reticle visibility based on ambient light, eliminating the need for manual adjustments.
• Minimal Maintenance: The ACOG is designed for extreme reliability with minimal maintenance. Keep the lenses clean with a soft cloth and lens cleaning solution. Avoid harsh chemicals.

The Trijicon ACOG 3.5x35mm with Illuminated Red Donut .223/5.56 BDC Reticle represents the pinnacle of fixed-power combat optics. Its legendary toughness, battery-free illumination, and rapid target acquisition capabilities make it an indispensable asset for anyone serious about performance. Whether for professional duty, competitive shooting, or recreational use, this ACOG delivers consistent, reliable, and precise results, proving its value shot after shot.

For those ready to elevate their shooting capabilities with an optic that defines reliability and performance, the Trijicon ACOG 3.5x35mm is a clear choice. This exceptional riflescope, known for its model 100136, is available to enhance your shooting experience at DEGuns, where quality firearms and accessories are paramount.

Product Specifications & Features Summary

The table below provides a concise overview of the Trijicon ACOG 3.5x35mm, model 100136, highlighting its key attributes for quick reference.