The m830r a compact powerful laser rangefinder is universally suited for all military services and tactical units.It's the perfect combination of steiner binoculars with a powerful class 1/eye safe laser for determining range to targets plus a sumr reticle for targeting redundancy in case of battery failure or out-of-range target.No other bino/rangefinder combo will deliver the image and ranging accuracy and reliability of these military veterans.Perfect for mobile troops who travel light.Features a floating prism system ergonomic design n2 injection system sports-auto focus system nbr rubber armoring and makrolon housing is durable polycarbonate with nbr long life rubber armoring creating a lightweight rugged chassis that withstands 11 gs of impact makrolon housing and n2 injection system seals 14-psi pressurized dry nitrogen into the optic for fog proof.Includes neck strap objective cover and rain protection cap.Magnification: 8xObjective: 30mmField Of View: 318 ft @ 1 000 ydsExit Pupil Diameter: 3.80mmShort Focus: 66 ftPrism Type: FloatingWeight: 26.50 ozFinish: Black Rubber ArmorFocus Type: Sports-Auto FocusOptic Coating: Multi-CoatedProofs: Fog/Waterproof