Ideal for hunters who value portability over power the BX®-4 Pro Guide® HD Gen 2 8x42mm binocular offers sharp images without the weight of unnecessary magnification. – This upgraded version of our best-selling binocular uses high-quality glass and improved lens coatings to deliver the resolution clarity and glare reduction diehard hunters and shooters demand no matter the time of day you’ll be able to conquer the challenges of harsh light and bright reflections. – Along with its outstanding optical system the BX-4 Pro Guide HD Gen 2 includes interchangeable Form-Fit eyecups that’ll keep your eyes fresh through hours of hillside glassing. – Elite Optical System – Open Bridge Roof Prism Design – Diamond Coat 2 – Fully Multi-coated Lens System – Guard-ion – High Definition – Phase Coated – Tripod Ready – Armor Coated – Ergonomic Design – Over-sized Eyepiece – Field Replaceable Eyecups – Smooth Central Focusing Dial – Twist Up Eyecups – Locking Diopter Adjustment – Waterproof and Fogproof – Specifications – Length (in) 5.7 – Weight (oz) 24.5 – Magnification 8 – Objective Lens Diameter (mm) 42 – Linear FOV (ft@1000 yd) 376 – Angular FOV (Degrees) 7 – Eye Relief (mm) 18 – Exit Pupil (mm) 5.25 – Close Focus Distance (ft) 8.7 – Interpupillary Distance Max (mm) 74 – Interpupillary Distance Min (mm) 56