3. COMPONENTS
BN 5 are supplied with the following components:
BN 5 | 1 |
Strap | 1 |
Lens caps | 2 |
Manual | 1 |
Warranty registration card | 1 |
AA batteries (optional) | 2 |
4. SPECIFICATIONS OF BN 5
Magnification, X | 2.4 |
Field of view, degrees, not less | 26° |
Dioptric correction | ± 4 |
|
|
Interpupillary distance | |
|
|
Required light levels: |
|
Without illuminator | From:0.1 lux |
| (cloudy moon less nigh) |
With infrared illuminator | To:1.5 lux (twilight) |
Total darkness | |
Operating temperature | 30°C … +35°C |
(air humidity 80% at 20°C) |
|
Battery | 2xAA |
Battery life, hours (0.8 Ah capacity @25±10°C) |
|
With I/R | 4 |
Without I/R | 6 |
Dimensions, mm | 165x204x67 |
Weight, kg | 1.2 |
NOTE: As the design is being continuously improved some parameters may differ from those given above
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5. CONSTRUCTION
5 5
4 | 3 |
2 | 2 |
6 | 6 |
1
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Pic.1
1.I/R illuminator
2.Battery house cover
3.I/R illuminator “On” button
4.“Power on” button
5.Eyepieces
6.Objective lenses
7.Lens covers
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