Viridian RFX45 5 MOA Green Dot Reflex Sight

The Viridian RFX45 is a compact closed-emitter reflex sight offering a highly visible 5 MOA green dot and a durable machined 6061 aluminum housing. Designed for mounting on Picatinny rails with a high mount to provide a 1/3 co-witness, it pairs unlimited eye relief with fully multi-coated glass for clear sight picture in varied conditions. The sight includes audible and tactile adjustments, an INSTANT-ON feature with memory and auto shut-off, and long battery life for extended use.

Key Specifications

• The model is RFX45.
• The reticle is a 5 MOA green dot.
• The objective measures 24 mm x 15.5 mm.
• The power is 1x with unlimited eye relief.
• The mount is a High Picatinny mount (ACRO footprint) for 1/3 co-witness setups.
• The housing material is machined 6061 aluminum with a black finish.
• The power supply is a CR2032 battery with up to 50,000 hour life.
• The sight weight is 1.73 oz.
• The optic features fully multi-coated glass and is waterproof.
• The brightness control offers 10 settings (8-day, 2-night).

Compact, durable, and engineered for practical use, the RFX45 provides a straightforward aiming solution with clear green dot visibility and controls built for repeatable adjustments. Its ACRO-compatible footprint and high Picatinny mount make it suitable for a range of pistols and platforms where a rugged, low-profile reflex sight is required. For users who prioritize reliable optics, long battery life, and a solid aluminum build, the RFX45 is a practical choice.

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