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           SKU : FF12020

        Featuring a high 10x magnification and a Bak-4 prism system the highest quality prism system on the market the Firefield® 10x42 Binocular delivers brilliant light, pure visuals and vivid landscapes. Nitrogen-filled and water resistant, this binocular is built for reliability; ensuring users get the most out of every use in the field. The exterior is coated with a rubberized armor for a solid grip and protection against minor impact.

        Included in Package

        • Carrying Case
        • Neck Strap
        • Lens Covers
        • Lens Cloth

        Product Downloads


        • Fully Multi-Coated Lenses
        • Ergonomic Design
        • Lightweight
        • Twist - Up Eyecup

        EXPORT CONTROL NOTICE: This product is controlled for export and in-country transfer under the Export Administration Regulations (EAR). division contrary to U.S. law prohibited.

        California Disclaimer

        Magnification & Objective Diameter 10x42 mm
        Type of Prism (type) Bak-4
        Prism Coating, (yes/no) yes
        Lens Coating Fully multi-coated CL/FC/BMC/FBMC
        Focus System, Cent/Ind/Fix Central
        Focusing Lens, Eye/Obj/Int Internal
        Diameter, Exit Pupil 4.2 mm
        Eye Relief 14 mm
        Field of View 5.8 angle
        Field of View 305 ft/1,000yds
        Field of View 102 m/1,000m
        Distance, Minimum Focusing Distance 5/16.4 ft/m
        Relative Brightness 17.64
        Twilight Index 20.5
        Resolution 7.5''
        Diopter System, location eyepiece
        Range, Diopter -4 to +9
        Distance, Interpupillary, in/mm 54-72
        Nitrogen Purged no yes/no
        Fog Proof no yes/no
        IP Rating (waterproof) IPX4 (weatherproof)
        Eyecup system twist up
        Operating Temperature 32 to 120 F
        Dimensions, mm 152mm/154mm/51mm mm
        Weight, oz 20.5 oz



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