Viridian RFX42 Compact Enclosed Emitter 1x Green Dot - 3.5 MOA - The Viridian RFX42 is a compact enclosed emitter green dot sight engineered for fast target acquisition and dependable performance in any environment. The enclosed design protects the emitter from dust, moisture, and debris, maintaining a clear, uninterrupted sight picture in all conditions. The 3.5 MOA green dot offers a bright, crisp aiming point that stands out quickly against any background. With 10 total brightness settings including 2 night-vision compatible modes you can adapt to changing light conditions with precision. Compatible with the Shield RMSc footprint, the RFX42 installs easily on most compact optics-ready handguns. The fully multi-coated aspherical lens ensures optimal clarity and light transmission. Constructed from CNC-machined aluminum with an IPX6 waterproof rating, this sight weighs only 0.9oz while maintaining full durability. Features 3.5 MOA Green Dot: Clean and accurate for quick target alignment.; Enclosed Emitter Design: Prevents sight interference from weather and environmental debris.; Instant On Technology: Motion-activated power-up for faster response.; 10 Brightness Settings: 8 visible + 2 NV-compatible levels.; 28,000-Hour Battery Life: Runs on a single CR1620 battery.; Shield RMSc Footprint: Compatible with a wide range of compact pistols.; Lightweight and Durable: 0.9oz aluminum housing with IPX6 waterproofing.;