The 2B/GA 7x40 military-grade binoculars are designed for distant observation in all weather conditions and in temperatures ranging from -40° to +140° F. Features include: Full multicoating and anti-reflection treatment eliminating glare and maximizing light transmission 6061-T6 alloy housing Water proof Fog proof Oversized BaK4 prisms High resolution optic system Wide angle porro prism design Superior optical glass by Schott Glasswerk, Germany
2B/GA 7x40 Specifications Magnification 7x Objective diameter 40mm Field of view at 1,000 yards 440 feet Exit pupil diameter 5.72mm Eye relief 20mm Diopter adjustment -3 to 5 DPT Weight 32 oz