Donald E Sprothbery

Title: The Innovations of Donald E. Sprothbery

Introduction

Donald E. Sprothbery is a notable inventor based in Orange, California. He has made significant contributions to the field of optical technology, particularly in the development of projectors. His work has been recognized through the granting of patents that showcase his innovative ideas.

Latest Patents

One of Sprothbery's key patents is for an "Optical layout for a three light valve full-color projector employing a liquid crystal light valve." This invention includes source illumination apparatus that images an illumination aperture at the liquid crystal light valves. Additionally, it features light valve imaging apparatus for relaying the light valve images to a wide-angle projection lens with a short back focal length. The projector utilizes an air-separated dichroic color separator to provide primary color illumination to the light valves. This patent highlights Sprothbery's expertise in enhancing projection technology.

Career Highlights

Sprothbery has had a distinguished career, working at Hughes Aircraft Company, where he has been able to apply his innovative ideas in practical applications. His experience in the aerospace and technology sectors has allowed him to contribute to advancements in optical systems.

Collaborations

Throughout his career, Sprothbery has collaborated with various professionals, including his coworker Arno G. Ledebuhr. These collaborations have fostered an environment of innovation and creativity, leading to the development of cutting-edge technologies.

Conclusion

Donald E. Sprothbery's contributions to optical technology and his innovative patents reflect his dedication to advancing the field. His work continues to influence the development of projection systems, showcasing the importance of inventors in technological progress.