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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.
Features
- Fully Multi-Coated Lenses
- Ergonomic design
- Lightweight
- Twist - up eyecup
Product Specifications
| 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 |
