Dr. John W. Berthold
Chief Technology Officer at Davidson Instruments Inc.
SPIE Involvement:
Author | Science Fair Judge
Area of Expertise:
Sensors - General , Sensors - Fiber Optic , Optical Engineering
Websites:
Profile Summary

John W. Berthold received the B.A. degree in physics from Gettysburg College and the M.S. and Ph.D. degrees in optical sciences from the University of Arizona, Tucson. He has more than fifty years experience in optics research, thin film coatings, and sensors, and is internationally recognized for many contributions in the development of fiber optic sensors. Dr. Berthold has worked for Bell Telephone Laboratories, Inc., National Security Agency, Babcock & Wilcox Company, Davidson Instruments, Inc. and has performed extensive independent consulting for several small companies and start-ups. He has been principal investigator on U.S. government contracts with NASA, Department of Defense, and Department of Energy. He has authored or coauthored over 75 journal and conference publications and is inventor or co-inventor on 51 U.S. patents. Dr. Berthold is a Fellow of SPIE, and an Emeritus Member of OSA.
Publications (18)

Proceedings Article | 14 December 2004 Paper
Proc. SPIE. 5589, Fiber Optic Sensor Technology and Applications III
KEYWORDS: Fabry–Perot interferometers, Fiber optics, Sensors, Control systems, Fiber optics sensors, Temperature sensors, Process control, Data communications, Fiber optics tests, Temperature metrology

Proceedings Article | 1 March 2001 Paper
Proc. SPIE. 4204, Fiber Optic Sensor Technology II
KEYWORDS: Optical fibers, Fiber optics, Fiber Bragg gratings, Sensors, Resistance, Fiber optics sensors, Epoxies, Adhesives, Fiber optics tests, Temperature metrology

Proceedings Article | 9 December 1999 Paper
Proc. SPIE. 3860, Fiber Optic Sensor Technology and Applications
KEYWORDS: Optical fibers, Electronics, Cladding, Sensors, Water, Photomultipliers, Photons, Scintillation, Prototyping, Liquids

Proceedings Article | 3 February 1999 Paper
Proc. SPIE. 3541, Fiber Optic and Laser Sensors and Applications; Including Distributed and Multiplexed Fiber Optic Sensors VII
KEYWORDS: Optical fibers, Fiber optics, Fiber Bragg gratings, Sensors, Fiber optics sensors, Data acquisition, Data conversion, Fiber optics tests, Light, Data analysis

Proceedings Article | 25 October 1996 Paper
Proc. SPIE. 2839, Fiber Optic and Laser Sensors XIV
KEYWORDS: Signal to noise ratio, Optical fibers, Ferroelectric materials, Fiber optics, Interferometers, Sensors, Ultrasonography, Ultrasonics, Fiber optics sensors, Acoustics

Showing 5 of 18 publications
Proceedings Volume Editor (3)

SPIE Conference Volume | 25 October 1996

SPIE Conference Volume | 25 September 1995

SPIE Conference Volume | 7 February 1994

Conference Committee Involvement (6)
Fiber Optic Sensor Technology and Applications II
29 October 2003 | Providence, RI, United States
Fiber Optic Sensor Technology II
7 November 2000 | Boston, MA, United States
Process Monitoring Applications of Fiber Optic Sensors
4 November 1998 | Boston, MA, United States
Fiber Optic and Laser Sensors XIV
7 August 1996 | Denver, CO, United States
Fiber Optic and Laser Sensors XIII
19 June 1995 | Munich, Germany
Showing 5 of 6 Conference Committees
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