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Night Vision Devices |
Daylight Optics |
| Sigts |
Opera Glasses |
Special Devices |
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OPERA GLASSES |
Article includes:
Designed for examination of distant objects in theatres and concert halls. The glasses are produced with various colour cases and may have the magnification from 2.3 to 4 times. The glasses with magnification 2.5 times ensure clear image of the distant objects from 1 meter to infinity and with magnification 4 times - from 2 meters to infinity. Opera glasses have central focusing system.
BGN 2,5х24
| Magnification, times: | 2.5 |
| Field of view, degrees.: | 12.7 |
| Lens light diameter, mm: | 24 |
| Limit of resolution, ang. sec: | 15 |
| Dimensions, mm: | 100x66x45 |
| Mass, kg: | 0.14 |
BGF2 2,5х25
| Magnification, times: | 2.5 |
| Field of view, degrees.: | 11.7 |
| Lens light diameter, mm: | 25 |
| Limit of resolution, ang. sec: | 15 |
| Dimensions, mm: | 105x32x55 |
| Mass, kg: | 0.17 |
BGF2 4х36
| Magnification, times: | 4 |
| Field of view, degrees.: | 7 |
| Lens light diameter, mm: | 36 |
| Limit of resolution, ang. sec: | 10 |
| Dimensions, mm: | 115x42x69 |
| Mass, kg: | 0.3 |