Holosun HE508T-RD X2 Reflex Sight — 2/32 MOA

Holosun HE508T-RD X2 Reflex Sight — an open reflex red dot sight designed for handgun applications that provides simple, rapid aiming with multiple reticle options.

This reflex sight delivers a selectable reticle solution for pistols and other short-barrel platforms. It is intended for duty, carry, and range use where a compact, non-magnified aiming device with fast target acquisition and flexible reticle options is required.

• Multi-Reticle System: select 2 MOA dot, 32 MOA circle, or a combined circle-dot configuration.
• Reticle specifics: 2 MOA dot size and a 32 MOA circle are available; adjustment increments reported as 1 MOA.
• Power & activation: side-access battery tray plus Solar Failsafe and Shake Awake technologies to conserve power and enable rapid activation.
• Controls: Lock Mode and repositioned buttons reduce the chance of inadvertent setting changes.
• Footprint & mounting: RMR/SRO standard footprint; mount not included.
• Optics: multi-coated lens to improve clarity and reduce glare.
• Durability & environmental: IP67-rated waterproofing reported and CNC-machined construction noted.
• Size & weight: compact length reported as 1.78 in; overall weight reported as 9.31 oz.

Specifications & Construction

Materials and finish: finished in black anodized. Specific housing material is indicated in some source data but varies between entries; see notes. Optic coatings are listed as multi-coated. The sight is described as CNC-machined.

Dimensions and weight: overall length listed as 1.78 inches with dimensions provided as 3.25 x 3.75 x 5.80 (table entry) and weight listed as 9.31 ounces. Objective window dimensions are listed as 0.63″ x 0.91″. Windage and elevation are adjustable with 1 MOA adjustment steps.

Power & operation: the unit uses a side-access battery tray in combination with Solar Failsafe and Shake Awake to extend operation and preserve settings. The sight features multiple intensity settings and reportedly includes settings compatible with night-vision devices.

Compatibility & Intended Use

Designed primarily for pistols and other short-barrel platforms, the HE508T-RD X2 fits optics cutouts using an RMR/SRO standard footprint. Typical setups include a primary handgun optic with possible backup iron sights or co-witnessing mounts. Mount hardware is not included and users should select an RMR/SRO-compatible base or adapter for their intended firearm platform.