Event Program for the World Interferometry Day
April 8-9, 2025  

Events in Ilmenau

April 8, 2025, Ernst Abbe Center

  • Ilmenau Interferometry Night


     6 - 9:30 pm:

    • Company and university stands on and about interferometry in the EAZ foyer
    • Experiments to participate in and marvel at in room 1337/38
    • Hologram exhibition from Prof. Wolfgang Osten's collection in the rear corridor
    • Laboratory tours “Nanopositioning and nanomeasuring machines”
    • Film “The Master of Light” (25 min, continuous) (seminar room)
    • Get together lounge (seminar room)
    • Food and drinks (inner courtyard)

    19:00, foyer:

    • Welcome and lecture on the Michelson experiment in Potsdam from 1881 (Prof. Manske)

    21:30, inner courtyard:

    • Laser harp concert (Prof. Eberhard Manske)
    • Laser show (Helge Mammen, Dr. Uwe Gerhard) 

Photo: TU Ilmenau/ IPMS

Anreise:

TU Ilmenau, Ernst-Abbe-Zentrum

Ehrenbergstraße 27/29, 98693 Ilmenau

Stands and experiments to join in and be amazed


  • Optics construction kit and a quantum construction kit to experiment with yourself
  • Interference from soap bubbles
  • Interference colors of butterflies
  • Angle interferometer that also works with sunlight
  • Scales that determine height and BMI at the same time
  • Experiments with the moiré effect
  • Laser chess game
  • Dartboard to illustrate accuracy, precision and uncertainty
  • Novel interferometer principle that works with standing waves
  • Novel spatially resolving interferometer with telecom lasers
  • Spectroscopy stand
  • Michelson reading corner with original literature by and about Michelson


Company and university stands on and about interferometry

  • Michelson interferometer/ IPMS
  • Microinterferometer/ IPMS
  • SIOS Meßtechnik GmbH
  • Gesellschaft für Bild- und Signalverarbeitung mbH
  • Holographic vibration measurement/ Department of Technical Optic/ TU Ilmenau
  • Department of Physics/ TU Ilmenau
  • Quantum case/ qutools Gmb
  • IMMS gGmbH

April 9, 2025, Faraday Lecture Hall

International Scientific Symposium


TU Ilmenau is organizing a scientific symposium on interferometry with international participation. Renowned scientists from all over the world have already announced contributions.


Time: 10 a.m. - 4 p.m.


Organization / Company:

TU Ilmenau, Institute of Process Measurement and Sensor Technology

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Lecture in the Faraday lecture hall of the TU Ilmenau
Photo: TU Ilmenau/IPMS

April 10, 2025, Online

ISNM Webinar on Optical Metrology
in the World Interferometry Day


Time:

16:00-17:40 (Tokyo/Seoul)

15:00-16:40 (Beijing)

09:00-10:40 (Berlin)


Organization:

Organized by the International Society for Nanomanufacturing (ISNM)

Co-organized by Tohoku University, TU Ilmenau, Chongqing University of Technology


Online:

Click for Webinar Meeting Link

16:00-16:50 (Tokyo Time)

 

Professor Manske Eberhard
TU Ilmenau, Germany

Lecture Topic:
Interferometer-based nanopositioning and nanomeasuring technology at the limits of physics and technical feasibility

Click for Lecture Abstract 

Click for Speaker's Biography

 

16:50-17:40 (Tokyo Time)

 

Professor Seung-Woo Kim
KAIST, South Korea

Lecture Topic:
Optical Frequency Comb Interferometry for Precision Instrumentation

Click for Lecture Abstract 

Click for Speaker's Biography

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More events worldwide and online

Scientific talks about interferometry

The fundamentals of interferometry as well as recent scientific developments will be clearly presented in various presentations.

  • Development and Analysis of a Coaxial Dual-Beam Interferometer

    Syuan-Cheng Chang, Yung-Cheng Wang, Cheng-Chieh Kuo

    Department of Mechanical Engineering,

    National Yunlin University, Douliu, Taiwan


    https://youtu.be/XgfvzDDXnlo

  • Alternative tip-and laser-based nanofabrication up to 100 mm on flat and non-flat surfaces with subnanometre precision

    Univ.-Prof. Dr.-Ing. habil. Eberhard Manske, Technische Universität Ilmenau, Germany


    View presentation



  • Contributions to the detection of gravitational waves

    Max-Planck-Institut für Gravitationsphysik Hannover




  • Interferometric air gap measurement on aerostatic air bearing elements

    Univ-Prof. Dr.-Ing. René Theska, Head of the Precision Engineering Group // Institute of Design and Precision Engineering/ Department of Mechanical Engineering/ TU Ilmenau


  • Design of a small-sized surface encoder with short-period planar gratings for stage motion measurement

    Tohoku University 

    Yifan HONG, Yuki SHIMIZU, Hiraku MATSUKUMA and Wei GAO

    Osaka Seimitsu Kikai Co.,Ltd. 

    Ryota MATSUOKA

    Ilmenau University of Technology

    Eberhard MANSKE


  • Calibration of grating periods based on laser diffraction method using optical frequency comb

    Dong Wook Shin, Lue Quan, Hiraku Matsukuma, Yuki Shimizu, Wei Gao

    Precision Nanometrology Laboratory

    Department of Finemechanics, Tohoku University

    Eberhard Manske

    Ilmenau University of Technology


  • Design and Analysis of Differential Fabry-Perot Interferometer

    This investigation develops a Differential Fabry-Perot interferometer. According to the theoretical and experimental results, the presented design is available for the displacement measurements. 


    Syuan-Cheng Chang, National Yunlin University of Science and Technology, Taiwan


  • Development of Heterodyne Fabry-Perot Interferometer

    The project establishes a heterodyne displacement measuring interferometer with the Fabry-Perot optical structure. 


    Chung-Ping Chang , National Chiayi University, Taiwan


  • Dual-comb distance measurement and its applications

    Guanhao Wu

    Department of Precision Instrument,

    Tsinghua University, Beijing, China


  • Interferometry at the Lviv Polytechnical National University

  • Composite holographic elements: stitching interferometry technique played backwards.

    Eduard Muslimova, D. Akhmetov, D. Kharitonov, I. Guskov, N. K. Pavlycheva


    View presentation

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Lecture in the auditorium of the TU Ilmenau,
Photo: Sebastian Trepesch

Basics and demonstrations

Various experiments and demonstrations show the operation and high-precision measurement with interferometers in practice.

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Photo: TU Ilmenau/ PMS

Various live & digital presentations
in Ilmenau and worldwide