SEMICONDUCTOR LASER MODULE AND MANUFACTURING METHOD THEREOF

摘要

PROBLEM TO BE SOLVED: To provide a compact semiconductor laser module having cooling capability and excellent durability. SOLUTION: In the semiconductor laser module where a Peltier module having a semiconductor laser element 1 and a Peltier element 8 for cooling the semiconductor laser element are accommodated in a package 11, an electric insulating layer 22, an ITO layer 23, and an electrode layer 24 for Peltier elements are successively formed on the inner surface of the package 11.