Our Winchester WINcoat(TM) fully multicoated lenses protect from dirt and debris while transmitting maximum light to your eye with excellent color and clarity. Our modern PPS thermoplastic frame is high strength and light, with an attractive tactile coating for a sure grip in all weather conditions. Smooth focusing ensures a pleasant experience while viewing in the field, stadium, or in the sky. Hunters and bird watchers achieve accurate color saturation with reduced weight for all day comfortable carry. Key Features: High quality BAK4 prisms with high density (HD) glass for brighter, clearer, and crisper detailed images from edge to edge, even in low light conditions. Fully multi-coated lenses throughout the optical system for increased light transmission, reduced glare, improved image quality and crisp edge to edge performance. Silver coated phase correcting prism lenses for higher light transmittion, brighter images with increased contrast. Wide Band breen objective and eyepiece lens coatings for excellent light transmission and reduced glare. High performance PPS thermoplastic chassis construction that balances light weight with rigid construction and rugged durability. Nitrile NBR / PVC protective rubber armoring that resists heat & oil, provides excellent shock absorption, provides a slip resistant grip, and has high abrasion resistance for long term use. Twist up eyecups for use with or without eyeglasses. Nitrogen filled and sealed optical system for fog and water. Knurled focus adjustment knobs for a secure grip. Lens covers, cleaning cloth, chest harness, padded case and user manual. WINCHESTERA(R) SUPREMEA(R) BINOCULAR 8X42 mm MAGNIFICATION 8X OBJECTIVE LENS DIAMETER 42 mm OCULAR LENS DIAMETER 24 mm TYPE OF PRISM Roof / BaK4 PRISM COATING Silver LENS COATING WINcoat(TM) full multicoat FOCUS SYSTEM Central focus EXIT PUPIL DIAMETER 5.3 mm EXIT PUPIL DISTANCE 17.5 mm FIELD OF VIEW (FOV) 7.5Adeg FOV 1000 FEET 395 ft FOV 1000 METERS 132 m CLOSE FOCUS MINIMUM 3 m / 10 ft DIOPTER SYSTEM Right diopter ring DIOPTER COMPENSATION A 3 INTERPUPILLARY DISTANCE 56~73 mm WEATHER PROOF Yes WATER PROOF Yes SUBMERSIBLE 1m/15 minutes NITROGEN FILLED Yes EYECUPS SYSTEM Twist-up CHASSIS MATERIAL PPS IP RATING IPX7 (1m/30min) WARNING: California`s Proposition 65 This product can expose you to chemicals which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.