LUNA OPTICS LN-PM1-RS is the ultra-compact Generation-1 night vision monocular that provides excellent image and full-sized monocular features, such as built-in IR illuminator and aluminum water-resistant body. Excellent optics and night vision lens coating provide increased light transmission. Real time image with 1x magnification allows for extra wide 40 degrees field of view and super close (just 25cm!) focusing distance. The unit has exclusive light protection system, which prevents it from being turned-on in a well-lit environment. The PM1-RS features a unique long eye-relief ocular and optical system, which allows it to be connected to virtually any daylight riflescope using optional Scope Mounting System (Model SMS). Variety of other accessories available including Head Mount System (Model HMS), extended range IR illuminator and high-magnification objective lens.