20X50 Binoculars
Item No.: BM-5309D
MOQ: 200pcs
Delivery Time: 30 days
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Product Details
|
Model |
BM-5309D |
|
Magnification |
20X |
|
Objective diameter |
50mm |
|
Eyepiece Diameter |
14mm |
|
Prism Type |
Porro/BK7 |
|
Lens Coating |
FMC |
|
Exit Pupil Diameter |
2.7mm |
|
Exit Pupil Distance |
5mm |
|
Angle of View |
7° |
|
Field of View |
75m/1000m,225.3ft/1000yds |
|
Relative Brightness |
8 |
|
Twilight Index |
31.5 |
|
Close Focus |
8M |
