

SOKA TECHNOLOGY
Sapphire Wafer 4inch M/A Plane High Purity LED Optics Single Side Polished Substrate
Specification:C Plane [0001] to M (1-100) 1°
Quantity:25 Pieces
Quantity:
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Specification:C Plane [0001] to M (1-100) 1°
Quantity:25 Pieces
Quantity:
Specification:C Plane [0001] to M (1-100) 1°
Quantity:25 Pieces
Quantity:
♦️High-quality Sapphire wafer for Research and Experiment.
♦️Provide small quantities, special specifications products, and customized services
♦️Production time is 3-4 weeks. Please contact us for small quantities.
♦️Minimum delivery time within 1 week. Shipped by FedEx, DHL,UPS, etc.
Sapphire Wafer Specification:
- Size: 4inch ;
- Method: Kyropoulos ;
- Material: Mono-crystalline Al2O3(>99.99%);
- Diameter: 100 ± 0.5mm;
- Thickness: 650um ± 25;
- Orientation: C Plane [0001] to M(1-100) 0.2°±0.1° ;
- OF: 30mm ± 1;
- TTV<10um;
- BOW<15um;
- WARP<15um;
- Front side: Epi-ready, Ra<0.3nm ;
- Backside: Ra<1.2um;
- Packing: Wafer case ;
