OPEL Technologies Inc. is the current name, and OPEL stands for Opto-Electronic. (optics and electronics combined). But soon the company will change its name into POET Technologies Inc. and POET is the abbreviation of Planar-Opto-Electronic-Technology, which enables monolithic fabrication of an integrated circuit of gallium arsenide devices containing both electronic and optical elements on a single wafer. The subsidiary that is developing POET is called ODIS, and this stands for OPEL Defense Integrated Systems...  http://www.odisinc.com/