Products / Specials. High Power Laser Diode Bars 940nm, 120W, 50%   Min Nom Max Operation * Wavelength [nm] 935 938 941 Optical output power [W]   120   Operation mode   cw, switched Power modulation [%]   100   Current modulation [%]   100     Geometrical Numbers of emitters   47   Emitter width [µm] 95 100 105 Emitter pitch [µm]   200   Filling factor [%]   50   Bar width [µm]   9800   Cavity length [µm]   2000   Thickness [µm]   120     Electro optical data * Fast axis divergency [°] **   47 52 Slow axis divergency at 120W [°] **   7 9 Pulse wavelength [nm] 927 931 932 Slope efficiency [W/A] *** 1,0 1,1   Threshold current [A]   15 17 Operating current [A]   124 137 Degree of TE polarization [%] 98     EO conversion efficiency [%] *** 59 62   *    Mounted on an actively cooled heat sink, Rth=0,5 K/W, coolant temperature 25°C,      operating at nominal power **  Full width at 95% power content *** Item may change upon notice and acceptance by JDL, due to future improvements in technology      or processing   Download Data Sheet