YBRED07-0842 8X42 ED Binoculars For Adults How To Collimate Roof Prism Binoculars
YBRED07-0842 8X42 Roof Prism Binoculars For Adults Description:
Specifications:
| Model No. | YBRED07-0842 Roof Prism Binoculars |
| BODY STYLE | SEMI-AROMATIC THERMOPLASTIC BODY |
| POWER | 8X |
| OBJECTIVE DIAMETER | 42 mm |
| FEILD ANGLE | 8.1% |
| FIELD OF VIEW(at 1000m/at 1000yds.) | 142 yards |
| EXIT PUPIL DIA. | 5.25 mm |
| NEAR FOCUS | 2.5 mm |
| EYE-RELIEF | 17.2 mm |
| RELATIVE BRIGHTNESS | 18.3 |
| OBJECTIVE LENS | 4E3G |
| OCULAR LENS | 5E3G |
| LENS TYPE | SPHERICAL LENS |
| OPTICAL MATERIAL | ALL SPHERICAL LENS AND PRISM ARE MADE OF OPTICAL GLASS |
| COATING CONDITION | ALL LENS - FULLY COATED |
| SURFACE TREATMENT | PAINT / RUBBER |
| RESOLVING POWER | 5.7° |
| FOCUSING SYSTEM | CENTER FOCUS |
| OCULAR ADJUSTMENT | -4~+4 DIOPTER |
| ADJUSTABLE EYE PUPIL | 56-74 mm |

