| After-sales Service: | After-Sale Service |
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| Warranty: | 12 |
| Usage: | Optical |
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Znse (Zinc selenide) Aspheric lens
Znse lens
Aspheric lens are any lenses whose surface angles and profiles are neither part of a sphere nor part of a cylinder. Conventional or non-asphericlenses have the same curve across their entire surface, like a ping-pong ball.Asphericlenses accomplish the same amount of refraction but are flatter and slimmer.
1.Material:znse
2.Dia.4mm to 200mm
3.Surace quality:10/5 to 80/50
4.flatness;1/4lambda (general standard)
5.CA:85%
6.Tol.:+/-0.1(general standard)
7.Centeration:30seconds
8.Chanfer:0.2mmx45 degree
Coatings are on request.
4. Materials characteristic
Q: What's the way of shipping and cost?
A:(1) We accept DHL, Fedex, TNT, UPS, EMS etc.
(2) If you have your own express account, it's great.If not,we could help you ship them.
Q: How to pay?
A: T/T, Paypal, etc
Q: What's your MOQ?
A: (1) For inventory, the MOQ is 5pcs.
(2) For customized products, the MOQ is 10pcs-25pcs.
Q: What's the delivery time?
A: (1) For the standard products
For inventory: the delivery is 5 workdays after you place the order.
For customized products: the delivery is 2 or 3 weeks after you place the order.
(2) For the special-shaped products, the delivery is 4 or 6 workweeks after you place the order.
Q: Do you have standard products?
A: Our standard products in stock.
Q: Can I customize the products based on my need?
A: Yes, we can customize the material, specifications and optical coating for your optical components based on your needs.
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