Performance Enhancements of Femtosecond Fiber Amplifier by Pump Wavelength Optimization

Figure 3

Amplifier RIN spectrums measured at pump wavelengths of 976 nm (blue solid curves) and 915 nm (green solid curves). Inset: measured RIN spectrums of the 976 nm LD (gray solid curve) and the 915 nm LD (red solid curve).