Ranging made simple for the way you hunt. The Triumph HD 850 Laser Rangefinder delivers fast, accurate readings for hair-splitting shots that lead to short blood trails. With intuitive range and target modes preferred by rifle and bowhunters, it's ready for planning a stalk or taking the shot in thick woods or open terrain. Compact and lightweight, it's made for deer hunters who need gear they can trust to deliver season after season. Product Features HD Optical System - Optimized with select glass elements to deliver exceptional resolution, cut chromatic aberration, and provide outstanding color fidelity, edge-to-edge sharpness, and light transmission. Fully Multi-Coated Lenses - Anti-reflective coatings on all air-to-glass surfaces provide increased light transmission for greater clarity and low-light performance. Soft-Touch Exterior - Improves grip, even in wet conditions or when wearing gloves. Black LCD Display - Easy to read in bright sunlight. Ranging Format Range in yards or meters. Waterproof - Designed to withstand harsh weather conditions. Shockproof - Designed to withstand the highest levels of impact. Product Specifications Magnification: 5x Objective Lens Diameter: 21 mm Eye Relief: 13mm Range Reflective (yards): Up to 850 yds. Range Tree (yards): Up to 500 yds. Range Deer (yards): Up to 350 yds. Min Range: 6 yds. Accuracy: .5 yds @ 100 yds. Length: 3.8" Height: 3.1" Width: 1.4" Weight: 4.6 oz. Max Angle Reading: 89