Frank Stietz

Title: Frank Stietz: Innovator in Optical Technology

Introduction

Frank Stietz is a notable inventor based in Lauchheim, Germany. He has made significant contributions to the field of optical technology, particularly in the development of methods and devices that enhance the performance of optical elements. With a total of 3 patents to his name, Stietz continues to push the boundaries of innovation in his field.

Latest Patents

Stietz's latest patents include a device and method for preventing and cleaning contamination on optical elements. This invention addresses the challenge of contamination on the surfaces of optical elements that comprise a multi-layer system. The method involves measuring the photocurrent generated by photo emission from the radiated surface of the multi-layer system. This photocurrent is then used to regulate the gas composition of the residual gas atmosphere in an evacuated closed system. The gas composition is adjusted based on specific threshold values of the photocurrent. Additionally, Stietz has developed a method for determining the design of a multilayer system, which aims to reduce contamination during the manufacturing of semiconductor devices.

Career Highlights

Frank Stietz is currently employed at Carl Zeiss SMT AG, a leading company in the field of optical systems and lithography. His work at Zeiss has allowed him to collaborate with other experts in the field and contribute to groundbreaking advancements in optical technology.

Collaborations

Some of Stietz's notable coworkers include Marco Wedowski and Roman Klein. Their collaborative efforts have further enhanced the innovative projects at Carl Zeiss SMT AG.

Conclusion

Frank Stietz is a prominent figure in the realm of optical technology, with a focus on preventing contamination in optical systems. His inventions and patents reflect his commitment to advancing the field and improving the performance of optical elements.