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Sapphire rod is typically used as raw material for further fabrication. Yutai offers optical grade sapphire ingot. In addition to standard sizes and orientations, orientation offsets and orientation flats are available upon request. Ingots are supplied with surfaces "As Cored" or "Fine Ground" to maximize customer flexibility in final processing
Yutai can supply2", 3", 4",6",8" is in trial manufacture.And we can fabricate them to all kinds of shape, What can I help you?Sapphire ingot can be fabricated to sapphire LED substrate, sapphire wafer, different size sapphire optical window, sapphire glass, Large size sapphire window(max diameter 200 mm) etc.
Product name | industrial sapphire wafer |
sapphire optical lens chemical formula | AL2O3 |
Crystal structure | Hexagonal |
Hardness Mohs | 9H |
Compressvise strength | Gpa 2.0 |
Density(20ºC) | 3.98g/cm |
Fusion point | 2040ºC |
Boiling point | 2980ºC |
Coefficient of Thermal Expansion | α=5.8×10 -6 /K |
Specific heat | 0.418W.s/g/k |
Thermal conduction | 25.12W/m/k(@100°C) |
Optical transmission range | 0.17-5.5μm |
Transmission(0.3~5um) | 85-88% |
Refractive index | no=1.768nd |
ne=1.76nd | |
dn/dt | 13×10-6/K(@633nm) |
Permittivity | 11.5(//c), 9.3(⊥c) |
It is also available to supply the coating wavelength curve, such as AR coating,BBR coating,filter coating and so on.
Changchun Yutai Optics Co.,Ltd. is a manufacturer with ISO9001 certification. We are specialized in high-performance optical components
include lens, mirrors, filters, windows and prisms which are specified by customers. Yutai's items are widely used in imaging, defense, medical,
laser and industry market. As a fast-growing supplier in Optics, Yutai Optics has quickly established itself as a leader in optical components with advanced technology and quality control ability as Yutai aims to provide professional service and good quality items to meet customers' request.
Yutai already established long-term relation with many powerful companies all over the world.