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[China]
Trade Verify
Contact name:Vivian
Xiangyang Youbo Photoelectric Co., Ltd |
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Verified Suppliers
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Parameters for YBoptics Binoculars
Magnification | 8.5× | 10× | 10.5× | 12× | |
Body material | Magnesium alloy | ||||
Armor material | NBR+PVC | ||||
Color | |||||
Objective lens | 42 | 50 | |||
Ocular lens | 24 | ||||
Exit pupil | 5.1mm | 4.1mm ± 10% | 4.7mm | 4.1mm | |
Exit pupil distance (mm) | 17mm | 18mm | 17mm | 18mm | |
Field of view (°) | 7.8° | 7° | 6.3° | 5.8° | |
Field of view (at 1000M) | 136m | 122m | 110m | 102m | |
Field of view (at 1000yds) | 408t | 366ft | 330ft | 306ft | |
Near focus | 3.5M | 4M | |||
Diopter system | Right diopter ring | ||||
nterpupillary distance | 56～74mm | 59～74mm | |||
Focus System | Center Focus | ||||
Focusing lens | Eye. | ||||
Diopter compensation | -4 To +4 Diopter | ||||
Focusing Adjustment | -4 To +8 Diopter | ||||
Prism System | roof prism | ||||
Prism Glass Material | BaK4 | ||||
Optical Configuration | Objective lens | 3E2G | |||
Ocular lens | 4E3G | ||||
Lens Type | Spherical Lens | ||||
Optical Material | All optical glass | ||||
Lens coating | Coating Condition | Fully Multi Coating | Super Fully Multi Coating | Fully Multi Coating | Super Fully Multi Coating |
Coating Spec. | 420-680nm,R＜0.5%(AVG) | 400-700nm,R＜0.3%(AVG) | 420-680nm,R＜0.5%(AVG) | 400-700nm,R＜0.3%(AVG) | |
prism coating | Coating Condition | Multi Coating +Phase Coating+Dieletric coating | |||
Coating Spec. | 420-680nm,R＜0.5%(AVG) | ||||
Brief Introductions of ED Binoculars
* Extra-Low Dispersion (ED) Glass
* Phase Corrected
* High Resolution Phase Corrected BAK-4 Roof Prisms
* Focus From 1m
* Twist-Up Eye Cups With Position Stops
* Stay-On Lens Covers
Glass prisms are Phase Corrected, BAK-4 Roof Prisms for intense
colour and contrast.
Binoculars: 1
Soft bag: 1
Portable carrying box: 1
Cleaning cloth: 1
Hand strap: 1
Manual: 1
