Holosun HE515CM-GR 20mm Green Multi‑Reticle Sight

Holosun HE515CM-GR rifle sight is a 20mm micro optical sight designed to provide rapid target acquisition for rifles and carbines. It presents a green Multi‑Reticle System combining a 2 MOA center dot with a 65 MOA circle to suit a range of engagement and aiming preferences.

This sight is intended for rifle and carbine use and mounts to standard Picatinny/Weaver rails. It is built to serve as a primary reflex-style optic or as a co‑witnessed sight when set on a lower 1/3 co‑witness mount. The HE515CM-GR includes both battery and solar backup power features to maintain operation in varied lighting conditions.

• 20 mm objective / tube diameter for compact micro sight profile
• Multi‑Reticle System: 2 MOA center dot with 65 MOA circle for quick acquisition
• Green Super LED illumination with up to 50,000 hours battery life
• 12 brightness settings (10 daylight + 2 night‑vision compatible)
• Solar Failsafe combined with a side‑mounted CR2032 battery for redundant power
• Shake Awake technology to preserve battery when not in active use
• Quick‑release lower 1/3 co‑witness mount compatible with Picatinny/Weaver rails
• Parallax‑free design, unlimited eye relief, protected elevation/windage turrets, flip‑up lens covers, and included anti‑glare honeycomb filter

Specifications & construction
Construction features an aluminum housing with a hard‑anodized finish; manufacturer listings conflict on the exact alloy—see notes. Dimensions are listed as 3.15 x 3.65 x 5.35 (inches) with a length of 2.44 in. Weight is approximately 4.3 oz. Optical magnification is 1x with an objective/tube diameter of 20 mm. Dot size is 2 MOA; adjustment increments are 0.50 MOA. Power is provided by a CR2032 cell with solar backup. The unit is described as waterproof (IP68) and dustproof.

Compatibility & intended use
Fits Picatinny/Weaver rails and uses a Picatinny optic footprint. Typical setups include use as a primary reflex-style sight for rifles and carbines, a lower 1/3 co‑witness on duty or competition platforms, or a quick‑acquisition sight for range and sporting applications. Its parallax‑free, unlimited eye relief design makes it suitable for fast target transitions and close‑to‑mid range work.