Bluebean Optical is a vertically integrated manufacturer of Crystal Growth, Fabrication and Coating. Most our technical staff have more than ten years experience in new crystal material development, optical design manufacturing. We supply high quality ...

Our companys name is Jiangsu haohan sapphire technology Co.,Ltd Which located in province,China.�ur company has developed large size sapphire�yropoulos�urnaces, and have corperation crystal growth�rocess�ith�hanghai Institute of ...