A close up of a computer and a circuit board with a camera

Start from the top right，Laser transmitter，optical fiber，V-groove，另一根optical fiber，两根optical fiber在V-groove上对准，And peel off a section of the coating，然后第二根optical fiber连接到光电二极管上，Then connect to the cross-group amplifier，The transimpedance amplifier is powered separately by the power module，The other end of the cross-group amplifier is connected to the signal acquisition card，Finally connected to。I want this installation to be similar to the installation diagram in the Nature paper