3.

 

 

 

Grating coupled surface emitting lasers (GCSEL)

-        Develop CW and high peak power large area GCSEL for      material processing applications.

 

-        Develop very broad continuously tunable GCSEL lasers for       WDM wavelength switching.

High Power CW power potential from large area Detuned Second order GCSEL
     

   
Second order GCSEL

    

 Miniature Tunable External Cavity  

  

  

       Tuning Spectrum of GCSEL with Tuning Cavity