10x42 Binoculars

SKU# FF12020

  • Sales Price:   $49.97
  • Regular price $57.47

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.

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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