Copyright © 2011. Trimatiz Ltd. All right reserved. CONTACT Service & customization > Example of optical device > Optical switch with a thermal lens We are currently developing a high-speed tunable laser module driver with cutting-edge design methods. The driver  consists of several kinds of circuits such as a high-speed drive and feedback control circuit for optical devices, a  feedback controlled digital circuit with a FPGA, a control and data communication circuit with a micro-controller, an  analog / digital mixed signal circuit, ...