- Laser Rangefinder Binoculars will revolutionize the way you hunt, high-performance optics ensure brilliant, bright and pin sharp images. No other binoculars rangefinder combo will deliver the image ranging accuracy and reliability of Spectre Laser Rangefinder
. It offers you magnificent optical quality provided with standard Barium Crown Glass (the shorten name is BAK-4) prisms. The other important advantage of these binoculars is their unique and effective range-finding system. It allows you overall compact dimensions that are approximate to a roof prism binocular of 8x42 type.