Figure 5
From: A 30 Gb/s PAM4 underwater wireless laser transmission system with optical beam reducer/expander

Framework of the demonstrated 30 Gb/s PAM4 UWLT systems with an optical beam reducer/expander.
From: A 30 Gb/s PAM4 underwater wireless laser transmission system with optical beam reducer/expander

Framework of the demonstrated 30 Gb/s PAM4 UWLT systems with an optical beam reducer/expander.