Main Products: Optics Telescope ,Monocular ,Binoculars ,Magnifier ,Night Vision ,Sight Scope
8X21 binoculars black
Negotiable /Piece
Min.Order:100 Pieces
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Beijing Golden Eagle Out-Door & Optics Co., Ltd.
Business Type: Trading Company
Beijing ChinaMain Products: Optics Telescope ,Monocular ,Binoculars ,Magnifier ,Night Vision ,Sight ScopeProduct Details
8X21 binoculars
| Model | 8X21 | 10X25 |
| Magnification: | 8 | 10 |
| Objective diameter(mm) | 21 | 25 |
| Front lens diameter | 28 | 30 |
| Prism (BAK4 / BK7) | BAK4 | BAK4 |
| Prism Type (Roof / Porro) | Roof | Roof |
| Eyepiece diameter(mm) | 19mm | 19mm |
| Exit pupil diameter(mm) | 2.6 | 2.5 |
| Lens Coatings | FMC | FMC |
| Relative Brightness Index (RBI) | 6.8 | 6.25 |
| Field of view(ft /1000 yds) | 7° | 5° |
| Eye relief(mm) | 16mm | 16mm |
| Close distance(M) | 3.3m | 5.5m |
| Waterproof (Y/N) | Yes | Yes |
| Fogproof(Y/N) | Yes | Yes |
| Shockproof | Yes | Yes |
| Diopter adjustment: | -4D~+4D | -4D~+4D |
| Net weight(g) | 180g | 200g |
| Dimensions of product | 101x96x28 | 104x110x32 |
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