Setting up a new optical coating facility? Want to improve yields? Need to train technicians and engineers? Wondering if automation can lower costs?
Get the help you need from a qualified thin film consultant. is an association of recognized experts in high vacuum thin film technology, emphasizing but not limited to optical coating. Each expert offers unique capabilities as described below and in linked web sites.
Please contact each expert individually.

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Fred T. Goldstein, Ph.D.
Princeton, New Jersey
+1 609 924-6222

Standard and Custom Software

Fred is president of FTG Software in Princeton, NJ and developer of the popular FilmStar software package for designing, monitoring and measuring optical thin films.

FilmStar includes powerful built-in programming tools and object compatibility with MS Excel and other Windows applications.

This permits Fred to offer low-cost custom thin film solutions which are not available elsewhere.

Examples include:

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  • System for measuring the optical performance of architectural windows and export to the 'LBL Window' application
  • Automation system for measuring and evaluating multiple filters
  • FilmStar spreadsheet model for analyzing and optimizing optical and thermal properties of satellite coatings
  • Color filter management using Ocean Optics spectrometer and FileMaker Pro database
  • Integrated approach to QA and color control in ophthalmic AR.

Mitsunobu Kobiyama
Tokyo, Japan

Optical Coating Consulting Services

M. Kobiyama is the founder and president of TECWAVE Corporation in Tokyo. He is a leading Japanese expert on optical thin films, associate researcher of National Institute of Advanced Industrial Science and Technology (AIST), and the author of the following books:

Fundamental Theory of
Optical Thin Films (2002)

Design of Thin-Film
Optical Filters (2006)

With experience in many companies in diverse areas ranging from ophthalmic lenses to optical fiber communication, Kobi-san provides

  • Seminars and short courses throughout Japan
  • Technological guidance in thin film design and analysis
  • Optical coating management expertise
  • FilmStar sales and support in Japan

Ronald R. Willey
Melbourne, Florida
+1 231 237-9392

Coating Development and Education

Ron is president of Willey Optical Consultants in Melbourne, Florida. He has very broad experience in optical coating design and production. 

He is an experienced teacher, author of many technical papers as well as books Practical Design and Production of Optical Thin Films. Ron's specialties include:
  • Seminars and short courses now being presented via ZOOM.
  • Thin film design, optical monitoring, and analysis

He is also the inventor and manufacturer of the FAFNIR Plasma Source for optical coating.


Videos (MP4)
Very Thin Films  n&k Determination  Very Narrow Filters
AR Estimator  New Era for Eyeglasses  Getting Started with FilmStar

Back of the Envelope Calculations

'Spider Webs' Exercise (PDF)   'Spider Webs' (XLSX)

Kevin (Xuanqian) Xu
Toronto, Canada
+1 647 728 3810
Mobile: +1 416 835 6668

Coating Design and Production

Xuanqian is a founder of Coatware. A graduate of Zhejiang University, Xuanqian specializes in thin films engineering. He has gained practical industrial experience at Oerlikon (previously Unaxis and Balzers) and received training in Colorado.

Coatware brings practical know-how to companies that can benefit from a hands-on approach. Xuanqian's familiarity with European and USA coating procedures offers companies new perspectives on maximizing production yields:

  • Optical coating design and transfer to production
  • Specializing in low-e coatings
  • Thin film management skills
  • FilmStar sales and support in China

Darrel B. Fuller
Butler, Pennsylvania
+1 503 919-1519

Optical Thin Films Design and Deposition

Darrel is the President of Thin Film Technologies.

He has more than 40 years experience with Fortune 500 leading-edge companies, designing and developing custom optical coatings for military and commercial products.

Wavebands range from visible to long-wave infrared. Experience includes thermal & e-beam evaporation, ion-assisted deposition, sputtering, and PECVD processes. Coating types include anti-reflectors, high-reflectors, beam splitters, dichroics, filters, and laser coating.

In addition to technical expertise, Darrel has managed engineering and production teams (technician-level to PhD) and million-dollar programs.

Optical Coating processes are fraught with problems. Darrel’s extensive experience can help solve your's.

Henry Orr
St. Andrews, Scotland
+44 7811 393140

Thin Film Design and Processes

Henry is a director of ThinFilm Solutions Ltd, based in Scotland.

A thin-film designer and process specialist for 20+ years, Henry has worked with leading optics corporations such as OCLI and precision filter manufacturer NDC Infrared Engineering Ltd. Now offering design & implementation of optical coatings by several technologies; including Thermal/E-Beam PVD, Plasma/Ion-assisted processes, and recent variants of Pulsed-DC reactive deposition systems. Henry offers the following services:

  • Optical coating design service and training
  • Process design and implementation on-site
  • Vacuum system specification and sourcing
  • Critical equipment upgrades for coating operations

Michael R. Jacobson, Ph.D.
Tucson, Arizona
+1 520 748-7333

Optical Measurement Laboratory

Mike is president of Optical Data Associates in Tucson, a laboratory specializing in optical spectroscopy from UV to IR. We know of no other independent laboratory offering the same services.

ODA's facility includes several spectrophotometers with accessories such as integrating spheres and reflectance attachments:

Agilent Cary 7000 UV/Vis/NIR
Agilent Cary 5000 UV/Vis/NIR
Agilent Cary 500E UV/Vis/NIR
Perkin-Elmer 983G™ IR Grating
Nicolet 560™ FT-IR

A complete list can be found here. ODA's newest instrument, the Cary 7000, measures absolute R/T values over a wide angular range. Other instruments: profilometer, hazemeter and fluorometer.

Whether you're a researcher with limited measurement facilities or an optical engineer requiring a 'second opinion', ODA has the means and experience to provide quick and secure optical measurement services.

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Last updated on October 17, 2023