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Weight: |
740 g
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Brand: |
BRESSER
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Description: |
Type: binoculars, magnification: 20 x, objective lens diameter: 50 mm, exit pupil diameter: 2.50 mm, functions: pupillary distance adjustment, features: astronomical binoculars, case/case included, design: retractable
|
Width: |
192
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Height: |
60
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Type: |
Binoculars
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Length: |
17.4mm
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Housing material: |
Metal, plastic
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Lens diameter: |
50 mm
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Exit pupil diameter: |
25 mm
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Minimum focusing distance: |
10 m
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Field of view at a distance of 1000 m: |
4.6 m
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Increase: |
20 x
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Angular field of view real: |
3.26°
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Prism material: |
BK-7
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Interpupillary distance max.: |
7.3 mm
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Interpupillary distance min.: |
56 mm
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Relative brightness: |
6.25
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The Twilight Factor: |
31.6
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Prism type: |
Porro
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Focusing: |
Central
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