>> Product Description
Low-light night vision lens is mainly used for day and night dual-purpose imaging equipment. It is used in conjunction with the matching low-light solid-state module deck mechanism shown in Figure 1. The low-light solid-state module deck mechanism at the rear end of the lens can form a low-light camera, which can output video images and meet the imaging requirements under starlight conditions. For people to observe and search for targets at night. Common products include monocular low-light night vision scope and binocular low-light night vision telescope, which can be used for night hunting, night search and rescue, night observation and evidence collection, etc.
Specifications of lens
1)Focal length: 78.1; 2)Field of view:8°×6°(Matching module deck mechanism); 3)F number:1.4; 4)Weight:198g(standard)/156g(lightweight); 5)Focusing method:manual; 6)Environmental illumination:≥1×10-4; 7)Working temperature:-40ºC~55ºC; 8)Mount: customizable.
| Range of diameter |
Dia.0.7mm-Dia.400mm |
| Range of curve radius |
R1.5-R∞ etc. |
| Tolerance of diameter |
+/-0.1, +/-0.01, +/-0.005 etc. |
| Surface accuracy |
λ , 1/2λ , 1/4λ , 1/10λ etc. |
| Tolerance of Thickness |
+/-0.1, +/-0.05, +/-0.01 etc. |
| Centration |
+/-2′, +/-1′ etc. |
| Aperture N |
5, 1 etc. |
| Irregularity ΔN |
2, 1, 0.5, 0.2 etc. |
| Surface quality |
60/40, 40/20, 20/10, 10/5 etc. |
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>> Company Introduction
>> Related Products
VY Optics could also manufacture and design other optical elements, including achromatic lens, dome lens, filter, prism, ball lens, cylindrical lens, optical mirrors, spherical lens and rod lens, we can fabricate high-precision lens as per your requested.
>> FAQ
Q:
Do you provide samples? Is it free or charged?
· We'd like to supply samples for free if we have it in stock, but we don't pay freight.
Q:
How long is your delivery time?
· Regarding inventory, it is 3 working days;
· For customized one, it's about 15-25 working days, depended on exact quantity and order date.
Q:
Is it possible to customize special lens?
· Yes, to customize special optical element and coating are available here.
Q:
How to pay?
· T/T, Ali online assurance payment, MoneyGram, West Union, Paypal and so on.
Q:
How to ensure the safety of payment?
· VY Optics is a reliable supplier not only audited on Ali, but also on Made-in-China, reputation and quality is life of our company, and we support Ali Trade Assurance.
Q:
How do you ship goods?
· Low value sample: EUB, E Express of China Post, which is cheap;
· Light weight parcel: DHL, FedEx, TNT, UPS, EMS, SF Express, China Post;
· Heavy cargo: by air or by sea, ship on pallet.
Our company enjoy a considerable discount o
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