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| Place of Origin | Sichuan, China (mainland) |
| Brand Name | YBoptics OEM/ODM |
| Certification | CE FCC ROHS |
| Model Number | YBPC4 |
High Definition BAK4 7X50 Binoculars Floating Binoculars with Digital Compass and Rangefinder
7X50 Porro Prism Binoculars Descriptions:
Specifications:
| Model | YBPC4R 7X50 Porro Prism Binoculars |
| Body Style | SEMI-AROMATIC THERMOPLASTIC BODY |
| POWER | 10X |
| OBJECTIVE DIAMETER | Φ50mm ± 1mm |
| FIELD ANGLE | 7.3° ± 5% |
| FIELD OF VIEW(at 1000m/at 1000yds.) | 127m/381ft |
| EXIT PUPIL DIA. | Φ7.0mm ± 10% |
| NEAR FOCUS | 7m |
| EYE-RELIEF | 21.1mm |
| RELATIVE BRIGHTNESS | 49 |
| OPTICAL OBJECTIVE LENS: | 2E2G |
| OPTICAL OCULAR LENS: | 3E2G |
| OPTICAL MATERIAL |
ALL LENS AND PRISM ARE MADE OF OPTICAL GLASS (PRISM: BaK4) |
| COATING CONDITION | ALL LENS - FULLY COATED |
| SURFACE MATIRIAL | RUBBER |
| RESOLVING POWER | 4.5" |
| FOCUSING SYSTEM | DOUBLE OCULAR LENS FOCUS |
| FOCUSING ADJUSTMENT | INDIVIDUAL -4 TO +6 DIOPTER |
| ADJUSTABLE EYE PUPIL | 58--72 mm |
| EYECUPS | RUBBER FOLD-DOWN EYECUP |
| ILLUMINATION SYSTEM | LED |
| ADDED-FUNCTION | RANGEFINDER RETICLE & DIRECTIONAL COMPASS |
| ACCESSORY | SOFTBAG, STRAP, LENS CLEANING CLOTH, DESICCANT |
| NET WEIGHT | 1011G |
| PRODUCT SIZE | 21*8.5*16.3 CM |
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