8X40 Binoculars
Item No.: BM-5109B
MOQ: 100pcs
Delivery Time: 30 days
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Product Details
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BM-5109B |
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Model |
8X40 |
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Magnification |
8X |
|
Objective diameter(mm) |
40mm |
|
Prism Type |
Porro/BAK4 |
|
Focus System |
Individual |
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Number of Lens |
6pcs/4groups |
|
Lens Coating |
FMC |
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Angle of View |
7.85° |
|
Field of View |
137m/1000m,412ft/1000yds |
|
Exit Pupil Diameter(mm) |
4.8mm |
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Eye Relief |
19.06mm |
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Relative Brightness |
23.04 |
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Twilight Index |
17.9 |
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Interpupillary Distance |
54-73mm |
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Resolution |
≤4” |
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Near Focus |
5m |
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All Weather |
Yes |
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Shock proof and Waterproof |
Yes |
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Nitrogen Filled |
Yes |
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Eyecups system |
Fold down |
