National Geographic 8×40 Porro Binoculars
₹3,500.00
8×40 Porro Binoculars
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Description
Technical Data
| FIELD OF APPLICATION | |
|---|---|
| Field of application |
|
| TYPE | |
| Type | Standard Binoculars |
| OPTICAL SPECIFICATIONS | |
| Optical design | Porro |
| Magnification | 8 |
| Mirror/Lens diam. | 40 mm |
| Material prisms | BK-7 |
| Exit pupil min. | 5 mm |
| Diopter setting | ✓ |
| Field of view at 1000m7 | 110 m |
| Light intensity7 | 25 |
| Twilight factor7 | 17.7 |
| Near focus from7 | 7 m |
| GENERAL TECHNICAL DATA | |
| Colour | black |
| Focusing system | Central focus wheel |
| Interpupilar distance min. | 56 mm |
| Interpupilar distance max. | 72 mm |
| Eye relief | 15 mm |
| Temperature range min. (°C) | -10 |
| Temperature range max. (°C) | 40 |
| Body armouring | Rubber |
| Extended warranty | 5 years |
| DIMENSIONS & WEIGHTS | |
| Total length | 172 mm |
| Total width | 155 mm |
| Total height | 55 mm |
| Net weight (without access.) | 80 g |
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Brand
NATIONAL GEOGRAPHIC
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