XQ5120 is a multi-mode test light source which is designed independently by OSCOM Technology.It utilize LED and VCSEL and other devices as its emission source,and integrates with the technology of automatic temperature control (ATC),automatic power control(APC) and RS232C communication control,etc.It can provide 1/2/3/4-channel benchtop light source,and its typical application wavelengths are 850nm,1310nm etc.XQ5120 is stable,reliable,easy to use and very suitable for optical device manufacturing,testing and other applications.