Single lens developed by SUNA-opto is a high-precision micro lens product for CPO Application and optical transceiver scenarios. It supports customized spherical and aspherical surface parameters, with a sag height range of 2~230um, and can be customized with grooves or positioning ball structures. It adapts to the optical coupling and optical path design requirements of co-packaged optical systems and high-speed optical modules, and can flexibly match the coupling requirements of different optical chips.