The NVB3-3 is a medium range Night Vision Bi-ocular. The NVB3-3 combines a high quality image intensifier tube with a two eyepieces that lets the user comfortably look through the unit with both eyes. The NVB provides the user with excellent resolution and a wider field of view then other units. FEATURES: - Detachable Long Range infrared illuminator - Multi-coated all-glass optics - Built-in Flood infrared illuminator - Adjustable Interpupillary Distance - Water and fog resistant Specifications: Total Darkness IR System: Yes "SMART" Technology: No Multi-Purpose System: No IIT Generation: 3 Photocathode Type: GA As Resolution: 64 lp/mm Signal to Noise Ratio: 22 Typical Figure of Merit: 1600 Typical MTTF - Mean Time Before Failure: 10,000 hours Magnification: 3x Lens System: F1.5, 70 mm Proshield Lens Coating: Yes FOV: 14 Degree Range of Focus: 5 m to infinity Dioptre Adjustment: -6 to +5 Controls: Direct Automatic Brightness Control: Yes Bright Light Cut-off: Yes Automatic Shut-off System: Yes Infrared Illuminator: Yes IR Indicator: Yes Low Battery Indicator: Yes Power Supply: 1x3 V CR123A type battery Battery Life: 60 hours Environmental Rating: Waterproof MIL-STD-810: No Operating Temperature: -40 to +50 Degree Storage Temperature: -50 to +70 Degree Dimensions: 212 x 150 x 75 mm (8.4" x 6" x 3") Weight: 0.82 kg/1.8 lbs.
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