10x42 Binocular HD Optic BAK4 Prism Brid Watching Spotting Telescope

Specification: Model 10x42 Magnification 10x Objective Diameter 42mm Exit Pupil Diameter 4mm Exit Pupil Distance 13.6mm FOV 5.8 Focus mode Central focus Coating Fully broadband green film Prism System Roof Prism Field 304ft/1000yds Prism BAK-4 Size 145 x 125 x 55mm/5.7 x 4.9 x 2.1inch Net Weight 640g Features: Multi-Coated, high quality image. Easy adjustment and rapid for focusing. Portable, lightweight and easy to carry. 100% of optical glass, clear and stable image quality. Best choice for you when go through the sightseeing for traveling,give bird's eye view for climbing,watch athletic math, or searching in the field. Package Included: 1 x Binocular 1 x Protective Bag 1 x lanyard 1 x Lens cleaning cloth