The Alpen Rainier 10x42mm EDHD Binocular features a Schmidt-Pechan roof prism made of BaK-4 glass which has a reflective surface covered by 60 metallic SHR coatings--the purpose of which is to minimiz..
Built with a compact, roof-prism design, essentials feature fully coated optics for a bright, clear view, and they'll go anywhere you can thanks to the tough, weather-resistant design. Choose from a w..
Features an SHR metallic coating put on the reflective surface of Schmidt-Pechan prisms to ensure high transmission. On the prisms, there is also a PXA phase correction and multi-layer coating on all ..
