♦️High-quality Glass wafer for Research and Experiment.

♦️Provide small quantities, special specifications products, and customized services

♦️Global shipping, secure payment, large inventory.

♦️Minimum delivery time within 1 week. Shipped by FedEx, DHL,UPS, etc.

Glass Wafer Specification:

• Material: BK7

• Size: 4inch ;

• Diameter: 100mm ± 0.3;

• Thickness:0.5mm ± 0.05;

• Flat:32.5mm±1;

• Ra<1nm;

• TTV＜5um；

• BOW＜25um；

• WRAP<25um;

• Front side: Polished ;

• Backside: Polished;

• Packing: Wafer case;