[ LEICA BL product photo ]
Release Date: 1970.12
brand: LEICA
type: Binoculars
detail:
How it works: refractive magnification: 8 times Size: 8 * 20mm Prism system: Roof recent focal length: 2.2m Exit Pupil Diameter: 2.5mm Focus mode: the central focus, internal focus objective lens diameter: 20mm Coating method: multi- layer coating Zoom Type: Fixed Focus Waterproof function: with nitrogen waterproof product volume: 60 * 94 * 35mm
detail more:
Basic parameters
| Work | Refractive | |
| Magnification | 8 times | |
| Specification | 8 * 20mm | |
| Zoom Type | Will focus | |
| Focus mode | Central focus, internal focus | |
| Projects range from the regulation | 34-74mm | |
| Prism System | Roof | |
| Prism Material | P40 | |
| Use | Who wear eye |
| Objective lens aperture | 20mm | |
| Exit pupil | 2.5mm | |
| Exit pupil distance | 15mm | |
| Recent focus | 2.2m | |
| Viewing Angle | 6.4 degrees | |
| Diopter adjustment | + / -3.5 Diopter | |
| Twilight factor | 12.65 | |
| View | 110m/1000m |
| Waterproof | Waterproof with Nitrogen | |
| Coating method | Multi-layer coating | |
| Product size | 60 * 94 * 35mm | |
| Product Weight | 245g | |
| Random Accessories | Woven strap, eyepiece cap, inline vertical hard leather case (with belt loop) |