About Us

Photon Engineering, LLC is a consulting and software development firm based in Tucson, AZ specializing in all phases of optical engineering: design, analysis and implementation.



Founded in 1997 by Richard Pfisterer and Steve Johnston, Ph.D., Photon Engineering has worked with hundreds of clients worldwide on projects including LCD projectors, head mounted displays, space satellite systems, laser systems, solar concentrators, tactical optics, astronomical optics, light guides and other illumination systems, medical optics devices, and automotive lighting.  “If the project has anything to do with light, we’ve probably done it!”



Whether customers are in need of its advanced systems design and analysis software, FRED, continuing education with short courses and tutorials, or require engineering expertise through consulting, Photon Engineering’s vision is to provide effective and affordable solutions without sacrificing quality.  Says company president Rich Pfisterer, “Steve and I have always believed that a good business involves a capable product at a fair price.”



Currently Photon Engineering maintains a global presence in the optical engineering community with FRED users and representatives in more than 20 countries worldwide. Its employees continue to contribute to the advancement of our industry through research, publications, education and leadership roles in international professional societies.