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Bulletin of the Lebedev Physics Institute

, Volume 46, Issue 9, pp 276–278 | Cite as

Effect of Below-Freezing Temperature on Optical Loss of Polyimide-Coated Optical Fibers

  • M. I. BulatovEmail author
  • I. S. Azanova
  • A. F. Kosolapov
  • A. N. Smirnova
  • I. D. Saranova
Article
  • 2 Downloads

Abstract

An increase in the optical loss in polyimide-coated optical fibers, caused by microbendings is detected at temperatures below -25 °C. It is shown that the observed increase in the optical loss is due to the presence of a residual N-methyl-2-pyrrolidone solvent in the polyimide coating.

Keywords

optical fiber polyimide varnish protective-strengthening coating 

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Notes

Acknowledgments

This study was supported by the Ministry of Education and Science of the Russian Federation, project no. RFMEFI60417X0183.

References

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Copyright information

© Allerton Press, Inc. 2019

Authors and Affiliations

  • M. I. Bulatov
    • 1
    • 2
    Email author
  • I. S. Azanova
    • 1
    • 2
  • A. F. Kosolapov
    • 3
  • A. N. Smirnova
    • 2
  • I. D. Saranova
    • 2
  1. 1.Perm State UniversityPermRussia
  2. 2.Public Joint Stock Company “Perm Scientific-Industrial Instrument Engineering Company”PermRussia
  3. 3.Fiber Optics Research CenterRussian Academy of SciencesMoscowRussia

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