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OptiLayer:  Your Partner in Design and Post-Production Characterization of Optical Coatings


OptiLayer – Your partner in design, analysis, post-production characterization of optical coatings and on-line support of optical coatings production

The OptiLayer software suite is the fastest, most powerful and comprehensive software tool set in the area of Optical coatings.

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Features of the newest version 13.77 are available

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Operation Ranges:

OptiLayer software operates in any spectral and angular range. Spectral parameters can be specified in nm, A, µm, cm-1, eV, keV, 2π/cm, µm-1, THz, GHz and g-numbers..

OptiLayer evaluates color properties in all existing color spaces (CIE xyz, CIE L*b*, CIE H0LC, CIE L*u*v*, Hunter Lab) and Color Rendering Index.

OptiLayer provides the design, evaluation and reliable characterization of coatings composed of various materials:

  • dielectrics,
  • metals,
  • metal-dielectric,
  • ITO, TCO,
  • mixtures

Data Exchange:

OptiLayer supports the import of data from all widely used spectrophotometers and ellipsometers:

  • Agilent Cary,
  • Perkin Elmer,
  • Woollam,
  • Hitachi,
  • JASCO,
  • Horiba,
  • Sentech,
  • Sopra, 
  • as well as any ASCII file.


  • LZH *.dsg files
  • Leybold Monitoring Spreadsheets
OptiLayer provides the export of results in a wide set of graphical and text formats. 
  • Due to the precautionary measures regarding the coronavirus, OptiLayer Workshop (planned on 21-23 April 2020 in Hotel Terrassenhof am Tegernsee, Germany) is cancelled.
  • OptiLayer will be at the Optatec in Frankfurt am Main, May 12, 13 and 14, 2020.  We invite you to visit us at Booth 223 in Hall 3.1.  We will be on hand to demonstrate the optical coating design and analysis capabilities of OptiLayer Thin Film Software, and to answer your questions.  For the convenience of your schedule, you can make an appointment to meet us at Optatec by email at This email address is being protected from spambots. You need JavaScript enabled to view it..

  • Mr. Yasunari Onizaki represented OptiLayer at Science Photonics Fair 2019 and Optical Thin Film Fair in Japan. More...

OptiLayer Core Expertise:

OptiLayer allows the designing of all types of multilayers in accordance with desired specifications, among them:



Look our video examples at YouTube YouTube

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Workshops calendar:

  • Due to the precautionary measures regarding the coronavirus, OptiLayer Workshop planned on 21-23 April 2020 in Germany (Hotel Terrassenhof am Tegernsee)  is cancelled.


Easy to start

Icons 100x100 1OptiLayer provides user-friendly interface and a variety of examples allowing even a beginner to effectively start to design and characterize optical coatings.        Read more...

Docs / Support

Icons 100x100 2Comprehensive manual in PDF format and e-mail support help you at each step of your work with OptiLayer.



Icons 100x100 3If you are already an experienced user, OptiLayer gives your almost unlimited opportunities in solving all problems arising in design-production chain. Visit our publications page and challenge page.


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