Shaanxi Ruichen Optoelectronic Technology Co., Ltd.
Quality first, Customers first.
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Description:
Sapphire is a single crystal aluminum oxide(Al2O3), its Mohs hardness is 9, It is one of the hardest material,
Sapphire has good mechanical strength, and it is also transparent from visible to IR spectrum, so, it is always used as
window material where scratch resistance is required.
Properties:
Transmission range:180nm-4500nm
Density:3.98g/cm3
Mohs Hardness:9
Melting Point:2030 degree
Thermal conductivity:0.04W/m/K
Expansion Coefficient:8.4*10-6/K
Refractive Index:1.755@1um
Specification:
| Name | Sapphire |
| Diameter Tolearance | +0.0/-0.1mm |
| Thickness tolearance | +/-0.1mm |
| Clear aperture | > 90% |
| Parallelism | ＜1 arc min |
| Surface quality | 40/20 |
| Flatness | λ/10 |
| Coating | Upon your request |
| Shape | Circular, Square, Wedge, Upon customer requiry. |
Application:
1.Aircraft window
2.Submarine window
3.FLIR
4.Medical/Life science
5.Industrial OEM
6.Intelligence,Surveillance & Reconnaissance
