Nikon 8388 Prostaff 5 6x 21mm 7.5° FOV 18.3mm Black The Prostaff 5 Laser Rangefinder 6x21 is built for precision, speed and consistency out to 600 yards. Incredible .1 yard display makes the Prostaff 5 stand out from the crowd and its unique switchable display option allows you to select the display mode that contrasts best against your subject and background. Pick it up and the aggressive styling and palm-sized, sensory ergonomics hint at the exceptional performance that lies within your hand. The 6x multi-coated optical system boasts a huge ocular lens, long eye relief and optimized viewfinder display to provide the wide field of view needed for immediate subject acquisition and maximum ranging speed. Waterproof and fogproof.