Feature SCBO-15 Continental 10x42 ED Green OD Binocular Roof Prism ED Lens, 6 Groups 8 Lens, High Definition Binocular, Lightweight and Compact 42mm Large Objective Lens Allows More Light to Enter, Perfect for Bird-watching and Observation FMC with Dielectrical Coating Up to 88% Light Transmission, Providing Bright and Crystal Images IPX7 Waterproof and Nitrogen-Filled to Avoid Fogged-up Lens in High Moisture Environment Specification SCBO-15 Continental 10x42 ED Green OD Binocular Magnification: 10x Objective Lens Dia: 42 mm / 1.6 in Exit Pupil: 4.2 mm / 0.16 in Eye Relief: 12.2 mm Min. Focal Distance: N/A Lens Coating: Fully Multi-coated Prism Glass: BaK-4, Roof Prism Prism Coating: N/A Focusing System: Central Linear Field of View: 36.6 ft @ 1000 yds Linear Field of View: 12.2 m @ 1000 m Angular Field of View: 7.0Adeg Diopter: Right Eyepiece Diopter Compensation: -4 to +4 Waterproof: IP67 Material: Aluminum Alloy Housing Material: Semi-aromatic Thermoplastic Operating Temperature: -20 to +60 Storage Temperature: 10-25 Size: 147x130x55 mm Weight: 804 g / 28.4 oz Eyecups: Twist-up Items in the Package: Pouch, Shoulder Strap, Lens Caps, Instruction, Cleaning Cloth, etc. Finish: Green Size