The ALPEN OPTICS 8x42 binoculars with rangefinder are compact, have excellent optics, and are user-friendly. With ED glass and BaK4 prisms with fully multi-coating, it delivers color fidelity, resolution, and enhanced light transmission. The rangefinder measures accurately up to 2,286 meters (2,500 yards), and the distance is very easy to read on the OLED projection with adjustable brightness. The magnesium housing makes it stable yet light enough for long hikes. With this 2-in-1 binocular, you get quality optics with precise distance measurement.