MSAR- Magnifier Sensing Adaptive Reticle (Pat Pend) - Parallax-Free Optical Design - Compact Size Maximum Performance - Massive 40mm High-Performance Multi-Coated Mangin Lens - Quad Ballistic Circle Dot 2.0 - 15 Brightness Settings (12 Day 3 NV) - Dedicated NV Override Switch - 50000 hr runtime on CR123 utilizing MOTAC - MIL-810-STD Durability - Dependable IPX8 Waterproof and Fogproof Performance - Assembled in Oregon USA - MAGNIFICATION 1X / 3X - OBJECTIVE LENS DIAMETER 40mm (ROMEO8T-AMR) / 22mm (JULIET3T-MICRO) - RETICLE QBCD 2.0 - FIELD OF VIEW 6.8