Laser Rangefinder Binoculars are efficient devices combining features of high quality binocular with distance measuring functions. Advanced rangefinders can perform other operations like angles, height and horizontal path measurements, and / or computer and GPS data sharing.         SPEED   SPEED   LRB 7X40   LRB 7X50 LRB 3000 PRO -   -   V   LRB 4000 CI   LRB 20,000 A   LRB 25,000 V   -   -