October 2026
Visit ilis at the world’s most important trade fair for glass, the glasstec 2026 in Düsseldorf from October 20–23.
See our latest developments on the topics of residual stress measurement with StrainScope, glass color measurement with Chroma, and batch calculation with BatchMaker.
We look forward to demonstrating the features and benefits of our products live!
September 2026
From September 27 to October 2, we will be at the International Conference on Silicon Carbide and Related Materials in Yokohama, Japan.
See our real-time polarimeters in action for precise, imaging-based measurement of stress birefringence. You are welcome to bring samples for test measurements with the exhibited StrainScope Flex system.
June 2026
Visit us at the 99th Glass Technology Conference in Würzburg on June 2 and 3.
Discover the latest developments in precise, imaging-based measurement of stress birefringence with our StrainScope real-time polarimeters. You are welcome to bring samples for test measurements.
April 2026
Visit us at OPTICS PHOTONICS in Yokohama, Japan, from April 22 to 24.
See our latest developments in imaging-based real-time measurement of material stresses. We will be happy to present our StrainScope Stepper on-site.
April 2026
On April 14 and 15, we will be in Munich, Germany, at the PDA Parenteral Packaging Conference. Feel free to visit us and get to know our StrainScope Pharma Tester.
March 2026
Visit us at the W3+ FAIR WETZLAR 2026 in Wetzlar on March 18 and 19 at our booth D11a.
Discover the latest developments in precise, imaging-based measurement of stress birefringence with our StrainScope real-time polarimeters. You are welcome to bring samples for test measurements.
January 2026
Visit us at SPIE Photonics West 2026 in San Francisco from January 20 to 22 at our booth 3641.
See our real-time polarimeters in action for precise, imaging-based measurement of stress birefringence. You are welcome to bring samples for test measurements with the exhibited StrainScope Flex and StrainScope Optics Tester.
September 2025
From September 14 to 19, we will be at the International Conference on Silicon Carbide and Related Materials in Busan, Korea, at booth 121.
See our real-time polarimeters in action for precise, imaging-based measurement of stress birefringence. You are welcome to bring samples for test measurements with the exhibited StrainScope Stepper system.
June 2025
Visit us at LASER World of PHOTONICS 2025, the international leading trade fair for photonics, in Munich from June 24 to 27 in Hall A3, Booth 524.
See our latest developments in precise, imaging-based measurement of stress birefringence, for example with the proven StrainScope Stepper or the modular StrainScope Flex.
May 2025
Visit us at the 98th Glass Technology Conference in Goslar from May 26 to 28.
See the latest developments in precise, imaging-based measurement of stress birefringence with our StrainScope real-time polarimeters. You are welcome to bring samples for test measurements.
April 2024
Visit us at OPTICS PHOTONICS in Yokohama, Japan, from April 23 to 25.
See our latest developments in imaging-based real-time measurement of material stresses. We will be happy to present our StrainScope Stepper on-site.
January 2025
Visit us at the SPIE Photonics West 2025 in San Francisco, CA from January 28-30 at our booth #3653.
See our real-time polarimeters for precise imaging measurement of stress birefringence in action. You are welcome to bring samples for test measurements with the exhibited StrainScope Flex system.
October 2024
Visit ilis at the world’s most important glass trade fair, the glasstec 2024 in Düsseldorf from October 22 to 25 at stand 14/F04 in hall 14.
See our latest developments in the areas of measurement of residual stresses with StrainScope, measurement of the glass color with Chroma and batch calculation with BatchMaker.
We look forward to showing you the features and benefits of our products in live demonstrations!
September 2024
Visit us at the W3+ FAIR JENA 2024 in Jena, Germany on September 25 & 26 at our booth B8b.
See our real-time polarimeters for precise imaging measurement of stress birefringence with our StrainScope real-time polarimeter systems in action. You are welcome to bring samples for test measurements.
January 2024
Visit us at the SPIE Photonics West 2024 in San Francisco, CA from January 30 to February 1 at our booth #3657 in hall E.
See our real-time polarimeters for precise imaging measurement of stress birefringence in action. You are welcome to bring samples for test measurements with the exhibited StrainScope Flex system.
November 2023
Visit us at the W3+ FAIR JENA 2023 in Jena, Germany on November 29 & 30 at our booth B8b.
See our real-time polarimeters for precise imaging measurement of stress birefringence with our StrainScope real-time polarimeter systems in action. You are welcome to bring samples for test measurements.
November 2023
Visit us at the Glass Problems Conference 2023 in Columbus, OH, USA on November 7 & 8 at our booth 109.
See our real-time polarimeters for fast and objective measurement of annealing and cord stresses in container glass with the StrainScope Annealing Tester and the StrainScope Cord Tester in action.
October 2023
Visit us at the SPIE Optifab 2023 in Rochester, NY, USA from October 17 to 19 at our booth #130.
See our latest developments in the imaging measurement of stress birefringence, e.g. the StrainScope Optics Tester with parallax-free optics or the modular StrainScope Flex.
Sep./Oct. 2023
The new 2023.1 versions of Chroma and BatchMaker ensure compatibility with Windows 11.
Chroma now also allows the reduction of oxide concentrations when simulating spectra.
September 2023
On September 29 we give a lecture on the subject of Objective Measurement of Residual Stresses in Glass at the VDG Symposium 2023 organized by the Association of German Glassblowers in Lauscha, Germany.
June 2023
Visit us at the LASER World of PHOTONICS 2023, the leading international trade fair for photonics, in Munich, Germany from June 27 to 30 in hall B1, booth 530.7.
See our latest developments in the imaging measurement of stress birefringence, e.g. with the proven StrainScope Optics Tester or the modular StrainScope Flex.
June 2023
Visit us at the Glassman USA 2023 in Cleveland, OH, USA on June 6 & 7 at our booth D3.
See our real-time polarimeters for fast and objective measurement of annealing and cord stresses in container glass with the StrainScope Annealing Tester and the StrainScope Cord Tester in action.
May 2023
On May 14, 1998 the ilis gmbh was founded in Clausthal-Zellerfeld, Germany. 1998 to 2018, that are 25 years of precision in the areas of stress optics, color measurement, batch calculation and process data management. We thank all our customers, suppliers and partners for the trusting and successful cooperation!
Just in time for our company anniversary, we are redesigning our website from scratch.
May 2023
On May 8 ilis CEO Henning Katte gives a lecture on the subject of Evaluation of test equipment using process capability analysis at the 37th Glass School Colloquium 2023 in Zwiesel, Germany.
February 2023
Visit us at the SPIE Photonics West 2023 in San Francisco, CA from January 31 to February 2 at our booth #3441 in hall D.
See our real-time polarimeters for precise imaging measurement of stress birefringence in action. You are welcome to bring samples for test measurements with the exhibited StrainScope Flex system.

