Qianmu's VCSEL chips use 6 inch wafers, the 850nm VCSEL communication rate covers from 1.25G、2.5G、10G、25G to 50G PAM4, to meet customers' different application scenarios., with high reliability and excellent performance . The unique passivation layer process on the chip surface ensures that the product can be used in non hermetic packaging scenarios . It is mainly used in optical fiber communication, Ethernet and cloud storage data exchange, active optical cable, etc.