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Related Experiment Videos

Fully compensated Michelson interferometer of fixed-path difference.

G Thuillier1, G G Shepherd

  • 1Service d'Aronomie du CNRS, B.P. 3, 91370 Verrieres-le Buisson, France.

Applied Optics
|June 1, 1985
PubMed
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A fixed-path Michelson interferometer effectively measures Doppler shifts in emission lines. This configuration is field-widened and achromatic for selecting wavelengths, ensuring high temperature stability for accurate measurements.

Area of Science:

  • Optics and Spectroscopy
  • Astrophysics Instrumentation

Background:

  • Michelson interferometers are valuable tools for spectral analysis.
  • Measuring Doppler shifts requires precise optical configurations.
  • Previous designs faced limitations in wavelength selection and stability.

Purpose of the Study:

  • To present a novel Michelson interferometer design for Doppler shift measurement.
  • To address challenges in field widening and wavelength selection.
  • To ensure high stability for accurate spectral line analysis.

Main Methods:

  • Utilizing a fixed-path difference Michelson interferometer.
  • Implementing field widening for enhanced observation.
  • Ensuring achromatic performance for multi-wavelength selection.

Related Experiment Videos

  • Focusing on high temperature stability of the optical path.

    • Main Results:

    • Demonstrated the utility of a fixed-path Michelson interferometer for Doppler shift measurement.
    • Achieved field widening and achromatic wavelength selection.
    • Validated high temperature stability crucial for Doppler measurements.
    • Provided sample characteristics for various system configurations.

    Conclusions:

    • The described Michelson interferometer configuration meets generalized requirements for Doppler shift measurement.
    • This design offers a robust solution for analyzing isolated emission lines.
    • The system is adaptable for various applications requiring precise spectral analysis.