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Latest Design 10×42 HD Binoculars Powerful Professional lll-Night Vision Waterproof Binocular Hunting Telescope 6 Color Optional
This model uses a high refractive index bak4 prism,
which plays a very important role in the optical structure.
The quality of the edge determines the effect of imaging and the comfort of viewing.
The general prism materials are bk7 and bak4.
Bak4 is a material with a higher refractive index than bak7.
It can effectively avoid vignetting and restore color
to a real scene.
Because it is also costly,
it is used in high-end telescopes.
If you are interested in 10×42 type, please click below picture to buy it, thank you.
Parameter
Brand : ZIYOUHU
Magnification: 8x – 10x
Resolution: 5.3 inch – 5.5inch
Objective lens diameter : 42mm
Lens system : BAK4
Lens group : 8E 6G
Lens coating : objective – FMC / eyepiece -FBMC
Focusing system: CENT
Focusing lens : INT.
Exit pupil diameter : 5.2mm – 4mm
Eye relief : 17.2 mm – 15.2mm
Field of view : 6.3 degree – 5.8 degree
Ft: 331 ft – 305ft
M : 110M – 102M
Minimum focal distance: 2m
Relative brightness: 27.04 – 18.23
Dusk index: 18.3 – 20.4
Eyepiece adjustment range : -5 / +5
Eyepiece (left and right ) range : 56-74mm
Nitrogen filling deposit: yes
Eye mask structural : Can be reversed rubber/ pull out
Package include :
Box *1
Binoculars *1 (7 colors option )
Bag *1
Hand rope *1
Wiping cloth *1
Manual book *1
【 Quality Optics & Weak Light Vision 】
Fully multi-layer coatings green film objective lens and pual prism guarantee the excellent light transmission and color fidelity, reduce chromatic aberration and offer a clear, sharp and vivid image with bright colors. It can be used at night, but not available in the darkness.
【Binoculars for Adults & Kids】
An ideal gift for anyone! Perfect for hunting, camping,hiking, sightseeing , travel, exploring, bird watching, sailing, concerts, outdoor sports etc.
【Great Compact Binoculars For Bird Watching】
This binoculars has 8x magnification, 42mm objective lens and wide field of view, 131m/1000m, letting you look farther and see wider. Coating with FMC Broadband coating and premium BAK4 prism, it .
Fit the glasses wearer, getting close to lens and see easily. The long eye relief combined with large eyepiece give you a comfortable viewing while wearing sunglasses or eye glasses. binoculars has large eyepieces, can see more clear image.【PORTABLE, COMPACT AND SMALL BINOCULARS DESIGN】
One hand can be mastered when you use the birding binoculars for opera,bird watching camping, traveling,wildlife watching,football games,cruise or other outside activity, the low light night vision goggles is more convenient for using and carrying.
you can use this item in different situations. The pocket size binoculars is not only suitable for men and women,but also suitable for kids, it is a perfect holiday gift choice.Parameter
Brand : ZIYOUHU Magnification: 8x - 10x Resolution: 5.3 inch - 5.5inch Objective lens diameter : 42mm Lens system : BAK4 Lens group : 8E 6G Lens coating : objective - FMC / eyepiece -FBMC Focusing system: CENT Focusing lens : INT. Exit pupil diameter : 5.2mm - 4mm Eye relief : 17.2 mm - 15.2mm Field of view : 6.3 degree - 5.8 degree Ft: 331 ft - 305ft M : 110M - 102M Minimum focal distance: 2m Relative brightness: 27.04 - 18.23 Dusk index: 18.3 - 20.4 Eyepiece adjustment range : -5 / +5 Eyepiece (left and right ) range : 56-74mm Nitrogen filling deposit: yes Eye mask structural : Can be reversed rubber/ pull out
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