David W Pierce

Title: The Innovative Contributions of David W. Pierce

Introduction

David W. Pierce, an accomplished inventor based in Reading, MA, has made significant strides in the field of optics. With a patent to his name, he is recognized for his contributions that enhance technological processes, particularly in semiconductor wafer processing and solar characterization.

Latest Patents

David W. Pierce holds a patent for the "High Uniformity Telecentric Illuminator." This innovative device is designed to be used in mask aligner systems for semiconductor wafer processing as well as in solar simulator systems for the characterization of solar cells. The telecentric illuminator is characterized by a tapered optic, a lens group consisting of multiple lenses, an aperture stop, and a hybrid Fresnel lens. The positioning of the Fresnel lens along the optical axis enables the generation of a telecentric image of the aperture stop at an illumination plane. By incorporating a curved central portion in the Fresnel lens and an apodized aperture stop, this invention achieves desired illumination characteristics and enhances the resolution of mask aligner systems.

Career Highlights

David is currently employed at Innovations in Optics, Inc., a company that focuses on advanced optical technologies. His role at the company allows him to contribute his expertise in the design and development of innovative optical solutions. His work has not only improved existing systems but also paved the way for new applications in various fields.

Collaborations

Throughout his career, David has worked closely with his coworker, Thomas John Brukilacchio. Their collaboration reflects a shared commitment to pushing the boundaries of optical innovation and developing cutting-edge technology that addresses contemporary challenges in the industry.

Conclusion

David W. Pierce stands out as an influential inventor whose work in the development of the High Uniformity Telecentric Illuminator highlights the intersection of innovation and practical application. Through his contributions at Innovations in Optics, Inc., he continues to shape the future of optical technologies, demonstrating the importance of inventive spirit in advancing industry standards.