Nature-Trek 10x25 Binocular

Compact top hinge design easily fits in your hands. Fully multi-coated optics to produce sharp images. Focus knob with 0.8 turns - close focus from 6.6ft / 2 M. High resolution BAK-4 roof prisms. Twist-up eye cups. System H2 optical system. 10x Magnification with 25mm Objective lens. Field of view (@ 1000yds): 288ft / 96 M. Eye relief: .5" / 13mm. Exit pupil: 0.1" / 2.5mm. Interpupillary distance: 2.1"-2.8" / 54-72mm. Nitrogen purged - waterproof fog proof.