National Geographic Binoculars manual
The foldable NATIONAL GEOGRAPHIC 8×21 pocket binoculars are compact and lightweight , the ideal binoculars for nature lovers who don’t want to carry around a lot of luggage.
FEATURES
- Pocket binoculars for hikers and travellers
- Foldable
- Large field of view
- Also suitable for spectacle wearers
SCOPE OF SUPPLY
- Foldable binoculars
- Shoulder strap
- Carry case
Technical Data
FIELD OF APPLICATION |
Field of application |
- Traveling & Sports
- Bird watching & Nature observation
|
TYPE |
Type |
Folding Binoculars |
OPTICAL SPECIFICATIONS |
Optical design |
Roof |
Magnification |
8 |
Mirror/Lens diam. |
21 mm |
Type of coating |
Fully coated |
Field of view at 1000m7 |
121 m |
Field of view |
6.91 degrees |
Light intensity7 |
6.9 |
Twilight factor7 |
12.96 |
GENERAL TECHNICAL DATA |
Turns of focus drive over entire focal range |
1.75 |
Eyecups |
Rubber eyecups, foldable |
Interpupilar distance min. |
41.67 mm |
Interpupilar distance max. |
71.97 mm |
Colour |
black |
Body material |
Metal |
Body armouring |
Rubber/Metal |
Extended warranty |
5 years |
DIMENSIONS & WEIGHTS |
Total length |
100 mm |
Total width |
95 mm |
Total height |
35 mm |
Net weight (without access.) |
170 g |
|
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