A brief introduction to the research version of the stable spectrum laser is mainly aimed at scientific research users, who need to build their own spectral or optical measurement systems for use. The laser is equipped with external power regulation, power display, and safety switch, making it convenient for customers to use and observe. Built in TEC cooling and air cooling two-stage cooling ensure that the laser can achieve stable spectrum and power. This product is highly suitable for applications in Raman spectroscopy, medical instruments, sensing, and other measurement fields.