Meprolight MPO-DS 3.5 MOA Red Dot Sight

The Meprolight MPO-DS is an open reflex red dot sight engineered for compact and full-size pistols. It uses a simple, 1x aiming solution with a 3.5 MOA red dot reticle and fits RMSc/Shield footprint mounts. The optic is built to be water-, shock- and fog-resistant and includes automatic brightness and shake-awake features for everyday carry and duty use.

Key Specifications

• This unit is the MPO-DS model from Meprolight USA.
• The reticle is a 3.5 MOA red dot for fast, precise aiming at short to mid ranges.
• The optic provides 1x magnification for true non-magnified sighting.
• The mounting interface is a RMSc / Shield footprint for direct replacement on compatible pistol slides.
• The objective window measures 0.82" x 0.58" as the viewing aperture size.
• Eye relief is listed as unlimited, consistent with reflex-style optics.
• The sight is specified as waterproof, shockproof, and fogproof for use in varied conditions.
• The listed weight for the unit is 0.60 oz for minimal added mass to a platform.
• Adjustment is accomplished with continuous/friction windage and elevation controls.
• Finish and color are specified as black with a direct mount configuration.

The MPO-DS is a straightforward, durable reflex sight that simplifies sight picture while preserving sight footprint compatibility with RMSc-pattern plates. Its combination of a modest 3.5 MOA dot, compact viewing window, and weather-resistant construction makes it suitable for everyday carry, duty, or range applications where a reliable, non-magnified optic is preferred.