Vortex Viper HD 3000 Laser Rangefinder Fun and Education Toys That Teach Science & Nature Learning Kits The lightweight size ensures that The lightweight size ensures that the binoculars are much easier to transport and thus make a good aid to any hiking or walking pursuit where every gram counts 23 70x with Harpia 95 The Viper® HD 3000 laser rangefinder gives you the tools to act quickly and confidently Range Reflective 3000 yds Range Tree 2300 yds Range Deer 2000 yds Accuracy + 1 yard @ 100 yards Max Angle Reading + 89 degrees Magnification 7x Objective Lens Diameter 25 mm Angular Field of View 6 degrees Linear Field of View 314 feet @ 1