Trijicon 100163 ACOG 3.5×35 | Green Crosshair .223 BDC

The Trijicon ACOG 3.5×35 is a compact, fixed-power riflescope designed to deliver fast target acquisition and consistent ballistic holdovers for .223/5.56-caliber flat-top rifles. It features an illuminated green crosshair BDC reticle calibrated for .223/5.56 and uses fiber optics for daylight illumination with tritium for low-light visibility. The scope is built for field use with multi-coated optics and sealed, rugged housing rated for fog, shock, and waterproof performance.

Product Specifications

• The magnification is 3.5x for rapid target engagement.
• The objective lens measures 35mm to balance light gathering and size.
• The reticle is an illuminated green crosshair .223/5.56 BDC calibrated for ballistic drop compensation.
• The illumination source is fiber optics & tritium for day and night use.
• The mount included is a TA51 flat-top adapter for military-style rails.
• The weight is 14 oz without the mount for a light optic package.
• The overall length is 8 inches for compact fit on most platforms.
• The eye relief is 2.4 inches to provide a consistent sight picture.
• The field of view at 100 yards is 28.9 ft (5.5° stated field of view).
• The exit pupil is approximately 10 mm to aid in low-light viewing.
• The adjustment increment is 3 clicks per inch @ 100 yds for straightforward windage/elevation dialing.
• The optic coating is multi-coated to improve clarity and light transmission.
• The finish is black hardcoat anodized for corrosion resistance and low glare.
• The housing is rated fogproof, shockproof, and waterproof for adverse conditions.
• The UPC is 719307302754.

This ACOG model pairs proven optical performance with a calibrated BDC reticle and rugged construction, making it a reliable choice for precision-oriented shooting and target engagement at intermediate ranges. Its compact footprint and daylight/night illumination make it suitable for competition shooting and varmint/medium-range precision work where quick acquisition and accurate holdovers matter.