David Sandquist

Title: David Sandquist: Innovator in Eye Safe Optical Modules

Introduction

David Sandquist is a notable inventor based in Saint Paul, MN (US). He has made significant contributions to the field of optical technology, particularly in ensuring the safety of high power optical modules.

Latest Patents

David Sandquist holds a patent for "Eye Safe Optical Modules." This patent focuses on a packaging approach that guarantees high power optical modules, which incorporate Vertical-Cavity Surface-Emitting Lasers (VCSELs) and VCSEL arrays, remain eye safe. The invention includes configurations that certify an optical device as eye safe, ensuring it can withstand a single failure mode. Additionally, the patent describes a multiple lens array positioned above the VCSEL, which scatters light into a wide range of angles, enhancing the light's reach to the photodetector located beside the VCSEL. Furthermore, the patent outlines methods and circuits designed to detect and correct errors or failures arising from unsafe conditions.

Career Highlights

David Sandquist is currently employed at Vixar, Inc., where he continues to innovate in the field of optical technology. His work has been instrumental in advancing the safety and efficiency of optical devices.

Collaborations

David collaborates with talented individuals such as Klein L Johnson and Mary K Hibbs-Brenner, contributing to a dynamic and innovative work environment.

Conclusion

David Sandquist's contributions to eye safe optical modules highlight his commitment to innovation and safety in technology. His work at Vixar, Inc. and his patent demonstrate his expertise and dedication to advancing optical technology.