[ LEICA BRF-M product photo ]
Release Date: 1970.12
brand: LEICA
type: Binoculars
detail:
How it works: refractive magnification: 8 times Size: 8 * 42mm Prism system: Roof recent focal length: 5.6m Exit Pupil Diameter: 5.25mm Focus Mode: central focus, internal focus objective lens diameter: 42mm Zoom Type: Fixed Focus Eye Cup Type: Pull Waterproof function: with nitrogen waterproof product volume: 120 * 174 * 65mm
detail more:
Basic parameters
| Work | Refractive | |
| Magnification | 8 times | |
| Specification | 8 * 42mm | |
| Zoom Type | Will focus | |
| Focus mode | Central focus, internal focus | |
| Projects range from the regulation | 56-74mm | |
| Prism System | Roof | |
| Prism Material | P40 | |
| Use | Wearing glasses |
| Objective lens aperture | 42mm | |
| Exit pupil | 5.25mm | |
| Exit pupil distance | 19.3mm | |
| Recent focus | 5.6m | |
| Eye Cup Type | Push-pull | |
| Viewing Angle | 7.1 degrees | |
| Diopter adjustment | + / -3.5 Diopter | |
| Twilight factor | 18.33 | |
| View | 125m/1000m |
| Waterproof | Waterproof with Nitrogen | |
| Product size | 120 * 174 * 65mm | |
| Product Weight | 900g | |
| Random Accessories | Strap, eyepiece cap, lens cap, battery, Cordura Bag |