Figure 7
From: All-fiber continuous-wave Raman fiber oscillator operating at 2118 nm

Transmission profiles of FBGs. (a) LR2 with bandwidth (FWHM) of 1.2 nm; (b) HR2 with bandwidth (FWHM) of 3.3 nm.
From: All-fiber continuous-wave Raman fiber oscillator operating at 2118 nm
Transmission profiles of FBGs. (a) LR2 with bandwidth (FWHM) of 1.2 nm; (b) HR2 with bandwidth (FWHM) of 3.3 nm.