December 2019 iv LDC-3706 Series Laser Controller
List of Figures
Figure 1.1 – LDC-3726 Front Panel ................................................................................................. 2
Figure 1.2 – LDC-3726 Rear Panel ................................................................................................. 2
Figure 1.3 – LDC-3736 Front Panel ................................................................................................. 3
Figure 1.4 – LDC-3736 Rear Panel ................................................................................................. 3
Figure 1.5 – LDC-37620 Front Panel ............................................................................................... 4
Figure 1.6 – LDC-37620 Rear Panel ............................................................................................... 4
Figure 2.1 - Laser Diode Connection Configurations ..................................................................... 17
Figure 2.2 – Front Panel Display ................................................................................................... 19
Figure 2.3a – The Setpoint Current ..............................................................................................25
Figure 2.3b – The Measured Current ............................................................................................. 25
Figure 2.4 - Example Thermistor Resistance vs. Temperature ..................................................... 32
Figure 3.1 – GPIB Cable Connection ............................................................................................. 42
Figure 3.2 – GPIB Connector ......................................................................................................... 43
Figure 3.3 – Common Command Diagrams .................................................................................. 49
Figure 3.4 – Status Reporting Scheme .......................................................................................... 50
Figure 5.1 – I
PD
Calibration Circuit ............................................................................................... 104
Figure A.1 – Non Linearity Graph ................................................................................................ 108
Figure B.1 – Tuning Process........................................................................................................ 111