Product Description
Production Description
* Picture show of our dome
It's one of dome customized by our customer, we could also manufacture and design other dome as per your requirement. A dome is a hemispherical structure. It has a unique architectural form, often used in buildings such as churches, stadiums, and observatories. Domes can provide large, open - span spaces without the need for excessive internal supports. In religious architecture, they often symbolize the celestial realm. In an observatory, the dome can rotate, allowing the telescope inside to be pointed at different parts of the sky, making it an essential part for astronomical observations.
Specification
| Material |
BK7, Fused Silica, Ge, Si, CaF2,ZnSe, ZnS, LN, LT etc. |
| Diameter |
3mm - 460mm |
| Thickness |
0.15mm - 30mm |
| Surface Figure |
λ/10 (PV flat surface can achieve 0.03um per 150mm) |
| Dia. Tolerance |
+0.01, -0.01 mm |
| Thickness Tolerance |
+/-0.1 mm |
| Clear Aperture |
95% |
| Surface Quality |
10-5 |
Our Company
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 owing to long-term cooperation with courier company.
Every details of production and communication is crucial for us, please do feel free to tell us any your question, suggestion or comment on us, it will be very helpful for us to be a worthy, trusted and reliable supplier. Thank you for visiting and stoping!
Audited Supplier 
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