MEPRO M21
Battery-free reflex sight with fiber optic and tritium.
Technology
Fiber Optic/Tritium
Battery
None
The Overview
Originally developed for the Israel Defense Force, the Mepro M21 Red Dot Day/Night Self-Illuminated Reflex Sight represents the best of Meprolight® tritium technology and remains in active duty for the IDF, militaries and law enforcement agencies worldwide. A red dot sight with fiber-optic illumination by day, Meprolight® tritium by night, it provides the advantage on any battlefield with no need for batteries, ever. Its rugged, battle-proven construction meets or exceeds rigorous MILSTD-810 standards to thrive in the harshest conditions. With a large field of view through a 30mm diameter lens and 4 amber color reticles options available (4.3 MOA dot, Triangle, 4.3 Bullseye, and Open X) the Mepro M21 sets the standard of the terms of Always on, Always ready.
Purpose-Built
Features
Self-Illuminated System
Fiber optic by day and tritium by night ensures constant visibility without external power.
Always On Operation
No switches or controls — the sight is always ready for immediate use.
Wide Field of View
30mm lens provides enhanced situational awareness during operation.
Multiple Reticle Options
Available in 4.3 MOA dot, triangle, bullseye, and open “X” configurations.
Battle-Proven Durability
Meets MIL-STD-810 standards for performance in harsh environments.
Extreme Condition Reliability
Operates across varying temperatures and environmental conditions without performance loss.
Benefits
Always operational
No dependency on batteries ensures continuous readiness.
Faster target acquisition
Wide field of view and clear reticle improve engagement speed.
Consistent visibility day and night
Automatic light adaptation ensures clear aiming in all conditions.
Reliable in harsh environments
Designed to perform across extreme weather and operational stress.
Minimal maintenance
Battery-free system reduces upkeep and long-term maintenance needs.
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