The Olight OSight S is a compact, rechargeable reflex sight that provides a dual reticle option with a 2 MOA dot and a 32 MOA circle. It includes a magnetic charging cover, shake-to-wake motion sensing, and three user-selectable brightness levels for varied lighting conditions. The design uses a common RMR/RMSc-compatible footprint for mounting on platforms that accept that interface.
Key Specifications
- The reticle offers a dual option with a 2 MOA dot and a 32 MOA circle.
- The unit charges via a magnetic charging cover for onboard recharging.
- Includes a motion sensor with shake-awake and auto-sensing sleep/wake behavior.
- Features three adjustable brightness settings (default, extra bright, and dimmer).
- Mount compatibility is listed as RMSc (common RMR-style footprint).
- Optical power is 1X for true reflex sight operation.
- The front lens measures 21 mm for the viewing window.
- Finished in Black Matte.
- Reported weight is 0.97 oz.
The OSight S is built for low weight and straightforward operation, with features that support everyday carry and close-quarters sighting. Its rechargeable power system and energy-saving functions make it practical for extended use, while the RMSc-compatible footprint helps ensure straightforward installation on compatible platforms. The combination of a fine 2 MOA dot and a broader 32 MOA circle gives users fast target acquisition and flexible aiming options in a compact package.
This description was generated with AI and may contain errors. Verify specifications and legal restrictions with the manufacturer before purchase. Provided “as-is” without warranties or guarantees.




