Viridian RFX42 Micro 3.5 MOA Green Dot Sight (Shield)

The Viridian RFX42 is a compact, enclosed-emitter reflex sight engineered for reliable target acquisition on optics-ready compact pistols. It pairs a clear green-dot reticle with a protected emitter and Instant-On motion activation for fast readiness in carry and recreational shooting contexts. The sight is built on the Shield/RMSc footprint to fit a broad range of compact slide profiles and uses a fully multi-coated aspherical lens for improved clarity.

Key Specifications

• The brand and model are Viridian RFX42.
• The reticle is a 3.5 MOA green dot for a concise aiming point.
• The objective measures 21mm x 17mm, providing a compact optical window.
• The optic footprint is Shield/RMSc for direct mounting to compatible slides.
• The sight is powered by a CR1620 battery (per manufacturer data entries).
• Brightness options include 10 settings (8 visible + 2 NV‑compatible).
• The housing is CNC‑machined aluminum with a black finish.
• The unit features Instant‑On® motion activation for fast power‑up.
• Ingress protection and proofing are listed as water resistant / IPX6 in supplied materials.
• The listed operating weight in manufacturer copy is 0.9 oz.

Lightweight and designed for compact carry platforms, the RFX42 balances durability and sight picture clarity in a small footprint. Its enclosed emitter, multiple brightness levels including night‑vision compatible settings, and Shield/RMSc compatibility make it a practical choice for shooters seeking a low‑profile reflex sight for everyday carry or range use.