Primary Arms SLx 1X MicroPrismT with RDB Illuminated T-Dot Reticle - H1/T1 Footprint

Primary Arms SLx 1X MicroPrismT with RDB Illuminated T-Dot Reticle - H1/T1 Footprint

When speed is everything, the Primary Arms SLx 1X MicroPrism with RDB Illuminated T-Dot reticle delivers a clean, ultra-fast aiming solution with the rugged reliability of a prism optic. Designed for AR-15 rifles and carbines, this compact 1x optic gives you the intuitive performance of a red dot—enhanced with superior clarity, durability, and an etched reticle that never leaves you without a point of aim.

At the center is the simplified T-Dot reticle, engineered for shooters who want zero clutter and maximum speed. Paired with RDB (Red Dot Bright) illumination, it achieves intense brightness levels that remain crisp and visible even in harsh, direct sunlight. Whether you're running drills, competing, or setting up a defensive rifle, this optic ensures your aiming point is always bold, clear, and ready.

Built for real-world use, the SLx 1X MicroPrism features AutoLive motion-sensing technology, instantly activating when you shoulder your rifle and powering down when not in use. Combined with its lightweight, compact footprint and rugged construction, this optic is the perfect upgrade for shooters who want red dot speed with prism-level reliability.

RDB Illuminated T-Dot Reticle
Ultra-bright, simple aiming point optimized for maximum speed and visibility in all lighting conditions.

True 1X Prism Optic
Delivers red dot-like performance with enhanced clarity and etched reticle reliability.

AutoLive Motion Activation
Automatically powers on with movement and conserves battery when idle.

13 Illumination Settings
Includes 3 night vision-compatible levels and daylight-bright RDB intensity.

Etched Reticle Backup
Maintains a visible aiming point even without battery power.

Ultra-Compact & Lightweight
Measures just 2.48" and weighs only 5.5 oz for minimal rifle footprint.

Forgiving Eye Relief Range
Flexible 2"–7" eye relief supports rapid target acquisition from any position.

Durable Aluminum Construction
Hardcoat anodized housing built for demanding environments.

IP67 Waterproof Rating
Fully sealed against water, dust, and fog for all-weather reliability.

H1/T1 Footprint Compatibility
Works with widely used micro dot mounts for easy integration.

Ready-to-Mount Setup
Includes 2.26" AR-height mount and low mount for versatile configurations.

Optimized for Speed-Focused Builds
Ideal for home defense, competition, and duty rifles.

Specifications

• Magnification: 1X (true)
• Reticle: T-Dot (etched glass, RDB illumination)
• Reticle Color: Red
• Focal Plane: Prism scope
• Objective Lens Diameter: 17mm
• Eye Relief: 3.6" (usable range: 2"–7")
• Exit Pupil: 15.6mm
• Field of View @ 100 Yards: 76.5 ft
• Illumination Settings: 13 (including 3 night vision-compatible)
• Battery Type: CR2032 3V lithium coin
• Click Value: 1 MOA
• Total Elevation Adjustment: 120 MOA
• Total Windage Adjustment: 120 MOA
• Mount Footprint: H1/T1 micro dot compatible
• Length: 2.48 inches (without lens covers)
• Weight: 5.5 oz (with battery, without lens covers)
• Construction: Aluminum alloy with hardcoat anodizing
• Waterproof Rating: IP67 (waterproof, dustproof, nitrogen purged)
• Night Vision Compatibility: Yes
• Included Mounts: 2.26" mount and low mount
• Finish: Black anodized
• Warranty: Lifetime