Expert Details

Expert in Optical Instrumentation Design, 3D Imaging, Confocal Microscopy, OCT, FTIR, Laser Scanning

Expert ID: 723857 Minnesota, USA

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Expert in the design and function of confocal microscope systems. Holder several patents for original confocal systems designed the semiconductor, glass, and other industries.

Expert in 3D imaging technologies including laser triangulation, moiré', confocal imaging, and interferometry. Expert has designed systems in each of these categories for medical, dental, and industrial applications.

Established expertise in optical interferometry, particularly in analysis of interferometric data. Complete software application developed for commercial interferometer including processing phase data, unwrapping, and hardware calibration.

Experience designing complex electrical systems for sensors and instruments. Expertise in photo-detection circuits including transimpedence amplifiers, integrating amplifiers, and analog to digital conversion. Microprocessor control systems developed for industrial products.

Expertise developing optical sensors for measurement of physical parameters including distance, thickness, shape, index of refraction, reflectance, coating characterization, pharmacology. Patent held or pending in several areas.

Laser scanning systems developed for medical imaging, film imaging, confocal sensors, and laser triangulation systems. Expertise developing systems based on polygon, resonant, and galvanometer scanners.

Expertise developing and modeling photonics components. Experience with physical optics modeling of components, including collimators, isolators, and circulators; both polarizing and non-polarizing. Very experienced developing automated manufacturing systems for these complex products. Expert in connector testing.

Spectroscopy systems developing for pharmacology, semiconductor, glass, and agricultural industries. Experienced with diffractive and Fourier transform based systems.

Analyzed existing production method for Fiber Bragg Gratings and developed a plan to improve yield and performance while allowing for future automation.Met with manufacturing engineers to document a current product production process, then developed a strategy to change the product and process to allow full automation.Met with engineering team to examine an existing product and discuss how a low cost optical measurement device might be integrated with it. Came back in two weeks with a design including recommended components and mechanical layout.


Year Degree Subject Institution
Year: 1992 Degree: MS Subject: Electrical Engineering/Optoelectronics Institution: University of New Mexico - CHTM
Year: 1989 Degree: BS Subject: Physics Institution: University of Minnesota

Work History

Years Employer Title Department
Years: 2002 to Present Employer: Undisclosed Title: President/Chief Engineer Department:
As chief engineer he is responsible for optical design, system design, and sensor development. As president he manages projects and employees and develops and maintains good working relationships with clients.
Years Employer Title Department
Years: 2000 to 2002 Employer: Title: Senior Photonics Engineer Department:
He was responsible for development of passive fiber optic components and for developing systems and technologies for automating their manufacture.
Years Employer Title Department
Years: 1999 to 2000 Employer: Title: Senior Development Engineer Department:
He developed a patented confocal imaging technique for high speed automated 3D inspection of semiconductor wafers. Other responsibilities included improving the illumination systems on existing 2D inspection products.
Years Employer Title Department
Years: 1996 to 1999 Employer: Title: Senior Systems Engineer Department:
He lead the optical and system development for an industrial confocal metrology sensor and was responsible for patent research and application.
Years Employer Title Department
Years: 1992 to 1996 Employer: 3M Corporation Title: Department:
He developed laser scanning systems for new medical laser printing products and developed metrology systems for printing media. These products and systems employed high speed optical scanning, tunable lasers, and light measuring sensors.

Government Experience

Years Agency Role Description
Years: 2006 to 2006 Agency: HSARPA Role: Sub Contractor Description: Design of Optical Chemical Sensor Hardware for HSARPA Phase II contract.

International Experience

Years Country / Region Summary
Years: 2007 to Present Country / Region: China/Beijing Summary: Design of online optical spectrometer
Years: 2002 to 2002 Country / Region: Sweden/Stockholm Summary: Developed automation approach for Telecom tunable laser.
Years: 1994 to 1996 Country / Region: England - Italy Summary: Met regularly with counterpart engineers in England and Italy to coordinate testing procedures and processes for optical devices.

Career Accomplishments

Associations / Societies
Awards / Recognition
3M Technical Circle of Excellence Award
Publications and Patents Summary
6 Patents

Additional Experience

Vendor Selection
Expert in optical vendor selection and sourcing, including optical component vendors in China.
Other Relevant Experience
Extensive experience in technology/competition analysis. Patent writing experience.

Fields of Expertise

confocal microscope, confocal scanning light microscopy, confocal scanning microscope, three-dimensional machine vision, height sensor, optical profilometry, interferometry, photodetector circuit, electronic circuit design, laser sensor, industrial sensor, optical sensor, optical instrument, optical instrumentation, analytical instrumentation, flying-spot scanning, fiber-optic component, Faraday rotator, fiber-optic adhesion, fiber-optic component product design, fiber-optic connector, optical spectroscopy, 3D imaging, confocal microscopy, imaging technology, chromatography applications, photonic device, optical test, fusion splicing, near-infrared sensor, camera design, beam optics, bright-field image, spectroscope, alignment laser, acceptance angle, absorption meter, glass solarization, fiber optic cleaving, illumination science, fiber-optic grinding, fiber-optic polishing, optoisolator, optical system, graded-index fiber, field lens, Faraday effect, refractive index, densitometer, laser optics, physical optics, fiber-optic component product development, opto-mechanical design, software design, electronic circuit modeling, electrooptical systems design, photometry, coherent laser, electrooptics, apodizer, liquid crystal optics, electronic equipment, imaging, continuous wave laser, software measurement program design, product design, circuit design, high-performance liquid chromatography, interferometer, acoustooptics, imaging system, illumination measurement, spectroscopy, retroreflection, pulsed laser, photosensor, photonics technology, optoelectronics science, optics, optical microscope, optical interferometer, optical inspection, optical fiber, optical coupling, laser, infrared laser, infrared fiber optics, geometrical optics, fiber optics, optical fiber sensor, densitometry, colorimetry, coherent optics, birefringence, avalanche photodiode, amplifier, Abbe condenser

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