| Usage: | Lighting, Optical |
|---|---|
| Type: | Concave Lens |
| Transmittance: | >95% |
|
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√ Optical cemented lens are the simplest form of compound lens.
√ Optical glued lens consist of two elements of different refractive index, which are cemented together to provide a positive focal length imaging lens.
√ Optical glued lens are corrected for on-axis chromatic and spherical aberration making them good for broadband
√ Optical glued lens are supplied coated or with a single layer anti-reflection coating suitable for the visible (400 - 600 nm) or the near infra-red (600 - 1200 nm).
√ A wide range of focal lengths and diameters are available. Please ask for sizes and focal lengths required as we can supply a wide selection of Optical glued lens
| Item | Optical Glass Lenses |
| Material | Common glass( SCHOTT, OHARA, HOYA, CDGM),Fused Silica(Corning Material, JGS1,JGS2,JGS3),Calcium Fluoride(CaF2) etc |
| Diameter Tolerance | ±0.01mm |
| Thickness Tolerance | ±0.01mm |
| Surface Accuracy | PV<1um, RMS<0.1um |
| Surface Quality | 60/40~10/5 |
| Centration | 1' or better |
| Clear Aperture | ≥90% |
| Beveling | <0.2 X 45 degree, Protective bevel or upon request. |
| Lens Shape | Plano-Convex, Plano-Concave, Equi-Convex, Equi-Concave, Meniscus etc. |
| Coating | AR coating, BBAR coating, V-coating, HR coating or upon request. |
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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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