Our owner's engineering career is focused on the physics of light, specifically on fiber optics. It began in 1975 at the Swiss Federal Institute of Technology (ETH), Institute for Optoelectronics, where he fabricated IIIV compound laser diodes. At Syscom Instruments AG, Zürich, Switzerland, he was engaged in various pioneering fiber optic research projects for the Swiss PTT. Rickenbach also joined Photodyne Inc. in Newbury Park, CA, as head of engineering in 1982. During this time, he designed fiber optic test equipment, including Optical Power Meters, Optical Attenuators, and OTDR.