Made for epic adventures and harsh environments the BX®-5 Santiam™ HD binoculars dominate other optics in their class. We designed the generous eyebox for long glassing sessions with no eye-strain. The advanced prisms and Twilight Max HD Light Management System ramp up light transmission and redefine low-light performance clarity and resolution allowing you to squeeze more time out of the day and pick out detail others can’t. Comes with Pro Gear accessories GO Afield shoulder strap binocular case lens covers and lens cloth. – 100% Waterproof and Fogproof – Twilight Max HD Light Management System – Twist Up Eyecups – Ergonomic Design – Smooth Focusing – Guard-Ion Rain Shedding Coating – Open Bridge Roof Prism Design – Linear FOV (ft/1000 yd) – Low: 341 – Weight (oz): 23.4 – Linear FOV (m/1000 m) – Low: 114 – Twilight Factor: 20.5 – Angular FOV (degrees) – Low: 6.5 – Eye Relief (mm) – Low: 16.6 – Exit Pupil (mm) – Low: 4.2 – Interpupillary Distance (mm) – Low: 58 – Interpupillary Distance (mm) – High: 74 – Close Focus Distance (ft): 10 – Close Focus Distance (m): 3