The AVOZ-D1-B from Avtech Electrosystems Ltd is a Laser Diode Driver with Operating Temperature 5 to 40 Degree C, Compliance Voltage 20 to 500 V, Output Current 50 A, Pulse Width 200 ns to 10 µs, Output Voltage 20 to 500 V. More details for AVOZ-D1-B can be seen below.