Figure 5

available at https://www.sketchup.com/download/all.
Schematic diagram of 2.0 µm passively mode-locked fiber laser cavity. This figure was drawn using SketchUp Make 2017 (Basic), Software Version: Windows 64-bit 17.2.2555,

available at https://www.sketchup.com/download/all.
Schematic diagram of 2.0 µm passively mode-locked fiber laser cavity. This figure was drawn using SketchUp Make 2017 (Basic), Software Version: Windows 64-bit 17.2.2555,