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[China]
Trade Verify
Address: Rm5-616，NO.851,Dianshanhu road; Qingpu area;shanghai city//201799
Contact name:Wang
SHANGHAI FAMOUS TRADE CO.,LTD |
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Verified Suppliers
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Square sapphire optical glass for Protective
window by Customzied size ＆sapphire window lens＆Sapphire optical Windows Manufacturers.
Optical windows are applied for protecting
fragile optical components inside an equipment or directly used for
watching windows because of its very good physical property.
For the physical characteristics of sapphire glass have a high temperature resistance of 2000 degrees and 9.0 hardness ,85%transmittance；
it is gradually replacing the transparent glass such as quartz glass and Corning glass because of the trend of lower and lower materials price.
they are adopted to isolate two physical environments while
allowing light to pass. Optical Sapphire windows refer to a piece of transparent optical
material that allows light into an optical instrument. They are
pieces of optical glasses with ground and polished faces that are
relatively parallel.
Optical Sapphire window Specifications:
| Structure | Square plano lens |
| Substrate Material | Glass Sapphire |
| Diameters ＆Thickness Available | 1 mm to 400mm for Diameter ,0.08-300mm for Thickness |
| DiameterTolerance | +0.00/-0.10 mm |
| Surface Quality | 60-40 Scratch-Dig(general) 10-5 to 80-50 is available |
| Surface Flatness | 1/4 lambda to 3lambda |
| Surface Irregularity (Peak to Valley) | commonly 1-3λ |
| Thickness tolerance | +/-0.1mm or better |
| Focal length tolerance | +/-1% |
| Clear Aperture | >90% of Diameter |
| Chamfer | 0.05-0.5mmx45degree,according to customer’s needs. |
| Centration | 3 arc min |
| Coating | AR,Mgf2 is on request,R<0.25% |
Packing and Delivery-
1. We will use protective plastic and customized boxed to
pack.(Enviroment friendly material)
2. We could do customized packing according to the quantity.
3. DHL/Fedex/UPS Express usually takes about 3-7working days to the
destination.
