Features    
Dual-wavelength LD Stabilized Light Source, one port output     
Including all the outstanding functions of handheld intelligent power meter(JW3203)    
Including all the outstanding functions of handheld stable light source(JW3104)    
To switch the function of power meter and light source by menu operation    
Perfect combination to make your fiber works more convenient.    
Different Light Source and Power Meter can be built into jW3204, tailor to customer requirements 

Application    
Maintenance Telecom  Passive Devices Manufacturing and Research  
Maintenance CATV  Lab Test and research work   
Synthetic Cable Distribution System 

Application connection diagram: