20-60X80 spotting scope, waterproof, BAK-4 prism, fully multi-coated, double wheels side ... adjust, wide view angle, high resolutio 20-60X80 spotting scope, waterproof, BAK-4 prism, fully multi-coated, double wheels side ... .3 EYE-RELIEF:17.5-16.5 20-60X80 spotting scope with tripod