Figure 5
From: Super-flat supercontinuum generation from a Tm-doped fiber amplifier

Output power of the Tm-doped fiber amplifier at 20 kHz repetition rate: (a) direct-output configuration; (b) pigtail configuration.
From: Super-flat supercontinuum generation from a Tm-doped fiber amplifier

Output power of the Tm-doped fiber amplifier at 20 kHz repetition rate: (a) direct-output configuration; (b) pigtail configuration.