| Diameter: | 50.8mm-200mm |
|---|---|
| Thickness: | 0.15-0.5mm or More |
| Ttv: | <3um |
| Bow: | <30um |
| Warp: | <40um |
| Ra: | <0.5nm |
| Customization: |
|---|
Suppliers with verified business licenses
Audited Supplier Our abundance experience at growing and mass production for Optical grade Lithium Niobate. We are equipped with advanced facilities at Crystal growing, wafer lapping, polishing and checking, all finished products are passed at Testing of curie Temp and QC inspection.
All the wafers are under strict quality control and inspected. And also under the strict surface cleaning and flatness control as well.
Saw Grade Lithium Niobate Wafers
| Material | LiNbO3 wafers (White or Black) | |
| Curie Temp | 1142±2.0ºC | |
| Cutting Angle | X/Y/Z/Y36/Y41/Y64/Y128/etc | |
| Diameter/size | 3"/4"/6" /8" LN wafer | |
| Tol(±) | <0.20 mm | |
| Thickness | 0.18 ~ 0.5mm or more | |
| Primary Flat | 22mm /32mm /42.5mm /57.5mm | |
| LTV (5mmx5mm) | <1µm | |
| TTV | <3µm | |
| Bow | -30<bow<30 | |
| Warp | <40µm | |
| PLTV(<0.5um) | ≥95%(5mm*5mm) | |
| Orientation Flat | All available | |
| Surface Type | Single Side Polished /Double Sides Polished | |
| Polished side Ra | <0.5nm | |
| Back Side Criteria | General is 0.2-0.5µm or as customized | |
| Edge Criteria | R=0.2mm or Bullnose | |
| Wafer Surface Criteria | Transmissivity | general:5.9x10-11<s<2.0*10-10 at 25ºC |
| Contamination, | None | |
| Particles ¢>0.3 µ m | <= 30 | |
| Scratch , Chipping | None | |
| Defect | No edge cracks, scratches, saw marks, stains | |
| Packaging | Qty/Wafer box | 25pcs per box |
CQT's primary goal is "To be a reliable primary microelectronics substrates supplier in today's World". The entire organization, beginning with top management, has worked consistently to meet this goal.
Our reputation for quality is based on a commitment to the newest and most effective design, manufacturing, testing, and management procedures - including, but not limited to, design for manufacturing, statistical process control, lean manufacturing, and continuous improvement methodologies. We have had a fully implemented and effective IATF16949 Quality Management System.
CQT is committed to conduct its all operations in a socially responsible, ethical, and sustainable manner to protect the environment and ensure the safety and health of our employees, customers, and surrounding communities. We are also committed to continuous improvement on all environmental issues. CQT maintains ISO9001/ISO14001 certifications and also implements the EICC standards. and implemented the Electrical Industry Code of Conduct as well.
Suppliers with verified business licenses
Audited Supplier 
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