Active Member
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[China]
Address: 151# Bohai Road, Xindu District, Chengdu, Sichuan, China (Mainland)
Contact name:Christina Yi
Sichuan Tontube Technology Co.,LTD |
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1 - IPX 7 Waterproof and Floatingwaterproof binocular with compass.
2 - O-ring sealed for complete waterproof protection.Nitrogen-filled and sealed to prevent fogging,clouding and moisture damage.Under one meter depth, 100% waterproof and float in water for about 30 minutes.
3 - Left and right diopter adjustment rings can adjust sharp optics to meet the different requirements of vision based on your individual eyesight.
4 - Large Ocular Vision Waterproof binocular. 25.5mm larger eyepiece diameter provides you a wide HD optics vision
5 - According to the interpupilary distance between different people, the range of the eyepiece can be adjusted from 56 to 72mm.
6 - The eye cups can be folded down for use with glasses wearer easily.
7 - BAK4 Prism and Advanced FMC Objective Lens. BAK-4 prisms with fully multi-coated reduces the reflected light,color errors,distortions and improves light transmittance. You can enjoy a good clarity and brightness.
8 - Various Application: Navigationwaterproof binocular with compass, boating fishing waterproof binoculars, hiking waterproof
Specifications:
| Item | 7x50 | 10 X 50(false mark) | 12x50(false mark) |
| Body style | Semi-aromatic Thermoplastic Body | Semi-aromatic Thermoplastic Body | Semi-aromatic Thermoplastic Body |
| Field Angle | 7.3 | 6.5 | 5.5 |
| Field of View (at 1000m/at 1000yds.) | 127m/372ft. | 115m/345ft | 96m/288ft |
| Exit Pupil Dia. | 7.0mm | 7.0mm | 7.0mm |
| Near Focus | 7m | 7m | 7m |
| Eye-Relief | 21.1mm | 16.16m | 11.5mm |
| Relative Brightness | 49 | 25 | 17.39 |
| Eyecups | Ruber Fold-down Eyecup | Ruber Fold-down Eyecup | Ruber Fold-down Eyecup |
| Objective Lens | 2E1G | 2E1G | 2E1G |
| Ocular Lens | 3E2G | 4E3G | 3E2G |
| Optical Materials | ALL LENS AND PRISM ARE MADE OF OPTICAL GLASS (PRISM: BaK4) | ALL LENS AND PRISM ARE MADE OF OPTICAL GLASS (PRISM: BaK4) | ALL LENS AND PRISM ARE MADE OF OPTICAL GLASS (PRISM: BaK4) |
| Coating Condition | ALL LENS - FMC | ALL LENS - FMC | ALL LENS - FMC |
| Surface Materials | Rubber Paint And Rubbue | Rubber Paint And Rubbue | Rubber Paint And Rubbue |
| Resoving Power | 4.5" | 4.5" | 4.5" |
| Focusing Systerm | Central focusing | Central focusing | Central focusing |
| Focusing Adjustment | -4 TO +8 Diopter | -4 TO +8 Diopter | -4 TO +8 Diopter |
| Ocular Adjustment | -4TO +4 Diopter | -4 TO +4 Diopter | -4 TO +4 Diopter |
| Adjustable eye pupil | 56--72 mm | 56--72 mm | 56--72 mm |
| Prism | Porro | Porro | Porro |
