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The pvs 14 lenses group includes pvs-14 objective lens and pvs-14 eyepiece. pvs-14 optical lens assembly is a universal optical lens that can be adapted to international standard night vision products
This straight-tube easy focus ED glass 10x50 binoculars for sale has become the favorite choice of many optical enthusiasts with its simple and atmospheric design style and stylish appearance.
YJT 8-21X50 variable zoom binoculars
YJT8-21X50 variable zoom binoculars is a model of cost-effective products. This variable power binoculars is easy and quick to find the target, has clear view and good depth of field watching. YJT 8-21X50 variable zoom binoculars is flexible to adapt to different observation needs. Its magnification ranges from 8x to 21x. When observing targets of different distances and sizes, the magnification can be adjusted at any time according to the actual situation. For example, when watching sports events, when you want to see the overall movements and game scenes of distant athletes, you can use a lower magnification to get a wider field of view; and when you need to focus on the facial expressions or subtle movements of a certain athlete, you can increase the magnification for detailed observation.
Product features of this variable power binoculars:
High performance cost ratio:
YJT 8-21X50 zoom binocular have the high cost performance. It is equivalent to a combination of multiple fixed magnification telescopes, which saves the cost of purchasing multiple telescopes of different magnifications to a certain extent. This variable power binoculars are a good choice for users with limited budgets but who want to meet multiple observation needs.
Excellent optical performance:
YJT 8-21X50 zoom binocular uses better optical materials and optimized optical design, which greatly improves the optical performance without greatly increasing the cost of the telescope. The optical components of this zoom binocular is fully coated, and the image is clear and bright. The field of view is wide and the color reproduction is realistic. Even when adjusted to 21 times to view details, it is still clear and has a good depth of field.
Brand | OUTLOOK |
Model number | YJT8-21X50 |
Specification | 8-21X50 |
Magnification | 8X~21X |
Mirror body material | Aluminium alloy |
Rubber material | Rubber(NBR+PVC) |
Colour | Black |
Objective aperture | Φ50 ± 1mm |
Eyepiece aperture | Φ20 ± 1mm |
Exit pupil diameter | Φ6.2mm~Φ2.3mm ± 10% |
Exit pupil distance | 22mm~16.5mm |
Product size | 205mmX7mmX7mm |
Net weight | 1020g |
Field of view (at 1000M) | 4.4°~1.7° |
Field of view (at 1000yds) | 76m~30m |
Field of view | 228ft~90ft |
Pupil distance adjustable range | 58～73mm |
Focusing mode | Central focusing |
Focusing lens | Eyepiece focusing |
Adjustable range of visibility | -4 To +4 Diopter |
Focusing range | -4 To +8 Diopter |
Prism material | K 9 |
Objective composition | 2E1G(2 tablets 1 group) |
Eyepiece composition | 4E3G(4 tablets, 3 groups) |
Lens type | sphere |
Optical material | Optical glass |
variable power binoculars variable zoom binoculars
Yes, we provide samples to check the quality. Customers need to pay sample fee. We can ship by international express.
Yes, we can make customer's brand or packing if customer needs. Just contact us freely if you need to do OEM.
Our company is located in Kunming , Yunnan Province, China. You are more than welcome to visit! Just contact us beforehand and you are sure to leave with a satisfactory answer.
Quality comes first. We have a professional quality control team and we always double check the quality before product shipment. We have put quality control and inspection on another level.
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