| Usage: | Lighting, Optical |
|---|---|
| Type: | Concave Lens |
| Transmittance: | >95% |
|
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|
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Diameter
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1mm to 500mm
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Diameter Tolerance
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+0.00/-0.1 or customer size
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Material
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N-BK7,H-K9L,Sapphire,Fused Silica(JGS1),Caf2,ZnSe,Si,Ge,etc.
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Surface Quality
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40/20 |
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Flatness
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1/4 lambda
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Thickness Tolerance
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+0.00/-0.05mm
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Focal Length Tolerance
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+/-1%
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Clear Aperture
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>90% of diameter
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Centration
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<3arcmin
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Coating
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Single Mag2, Multiple Layers AR Coating A:350-650nm B:650-1050nm C:1050-1585nm D: Customer Design |
Overseas exhibition
FAQ:
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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