The Solo(R) R/T monocular features an MRAD-based ranging reticle for accurate range estimation and shot calls. The powerful optical system delivers bright images in a compact, lightweight and easy-to-handle unit that is both waterproof and fogproof. With an integrated utility clip, it attaches to webbing or other flat-edged surfaces for quick external access. Features: SD Optical System: High-quality optical system reduces chromatic aberration and delivers clean, bright, sharp images. Fully Multi-Coated Lenses: Anti-reflective coatings on all air-to-glass surfaces provide increased light transmission for greater clarity and low-light performance. Nitrogen Gas Purged: Gas purged and O-ring sealed for fogproof and waterproof performance in all conditions. Rubber Armor: Provides a secure, non-slip grip, and durable external protection. Waterproof: Designed to withstand harsh weather conditions. Fogproof: Designed to withstand a wide range of temperatures. Shockproof: Designed to withstand the highest levels of recoil and impact.