Active Member
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Address: No. 266 Gulian Village,Xihua Street,Bi Ji Town,Xishan District,Kunming City,China
Phone: 86-871-68184665
Contact name:Mr. Billy Shaw
KUNMING KELONGDA OPTICAL INSTRUMENT CO.,LTD |
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| Model | 10x50-NP |
| Magnification | 10x |
| Objective lens diameter（mm） | 50 |
| Exit pupil diameter（mm） | 5 |
| Relative brightness | 25 |
| Twilight factor | 22.4 |
| Eye relief | 21 |
| Field of View ，real （degree） | 6.5° |
| Field of View ，apparent（degree） | 65° |
| Field of View ，real （m/1000m） | 114 |
| Field of View ，real （ft/1000yds） | 342 |
| Close focusing distance （m） | 5 |
| Diopter compensation （dpt） | ±4 |
| Interpupillary distance （mm ） | 53-74 |
| Dimension（HXWXD） （ mm） | 175x198x64 |
| Weight （g） | 925 |
| Prism system | Porro prism system |
| prism glass | Bak4 |
| Focusing system | Center focusing system |
| Objective lens structure | 2 elements/1groups |
| Eyepiece lens structure | 4elements/3groups |
| Lens and prism coating | Fully multi-coated on all exposed lenses |
| Eyecup style | Twist up with 3 click stops (Metal) |
| Waterproof | Yes |
| Adapt to tripod | Yes |
