Prof. Dr. Detlev Ristau

Prof. Dr. Detlev Ristau
Hollerithallee 8
30419 Hannover
Prof. Dr. Detlev Ristau
Hollerithallee 8
30419 Hannover
Vice-Dean of Studies
Dean of Studies Office, Mathematics and Physics
Vice-Dean of Studies
Faculty Council, Faculty of Mathematics and Physics
Vice-Dean of Studies
Curriculum and Teaching Committee, Faculty of Mathematics and Physics
Executive Board
Institute of Quantum Optics
Institute of Quantum Optics
Group Leader
Laser Components Department


  • Optical Thin Film Technology
  • Precision Metrology: Optics Characterisation
  • Properties of Optical Materials
  • Ion Deposition Processes
  • Laser Damage in Optical Materials
  • Optical Fibers


  • Academic appointments

    Member of the Scientific Directorate at the Laser Zentrum Hannover e.V.

    Leader research group "Laser Active Fibers" at the Hanover Institute of Technology

    Professor for Applied Physics at the Leibniz University, Hannover

    1992 -2018
    Director of the Department of Thin Film Technology at the Laser Zentrum Hannover e.V.

    Leader of the research group "Optical Thin Films" of the Institute for Quantum Optics, University of Hannover

    Research assistant in the group "Optical Thin Films" of the Institute of Applied Physics at the University of Hannover, PH.D. under direction of Prof. Herbert Welling

    Scholarship at the Department of Electrical Engineering at the Rice University, Houston, construction of a tuneable colour centre laser

    Research assistant in the group "Optical Thin Films" of the Institute of Applied Physics at the University of Hannover 

  • Education

    State doctorate for Applied Physics, topic of the thesis: "Optical high power coating for photonics", Faculty of Mathematics and Physics of the Leibniz University, Hannover

    PH.D. degree from the Universtiy of Hannover, topic of the thesis: "Damage thresholds of dielectric coating systems for high power Nd:lasers"

    Diploma in physics, topic of the thesis: "Sensitive measurement of the back scattering coefficient of laser gyro mirrors", University of Hannover

  • Other professional activities

    Standardisation International
    ISO TC 172/SC 9/WG 6 "Optical Components and their Test Methods", project leader, convenor 1998-2015
    ISO TC 172/SC 9/WG 1 "Terminology and Test Methods for Electro-optical Systems", project leader, convenor since 2015
    ISO TC 172/SC 9, "Optics and Optical Instruments, Electrooptical Systems", member
    CEN TC 123 "Lasers and Laser related Equipment", member

    Standardisation National
    DIN NA 027-18-02 AK "Optische Komponenten und Werkstoffe, project leader, convenor 2005-2015
    DIN NA 027-01-03 AA "Dünne Schichten für die Optik", project leader
    DIN NA 027-01-18 AA "Laser", project leader, convenor since 2015

    Co-Chair of SPIE Laser Damage Symposium, Boulder, USA since 2005
    Chair of SPIE "Advances in Optical Thin Films" 2011, 2015, 2018, DPG Symposia, Chair of OCTEC 2001
    Program chair (2013) and general chair (2016), member of the Addvisory Board of the Conference on Optical Interference Coatings
    Author/co-author of >350 papers and book articles

    Associate Editor "Optics Express", 2010-2012
    Feature Editor Applied Optics Vol.50, No.9, 2011
    Feature Editor Applied Optics Vol.53, No.4, 2014
    Feature Editor Applied Optics Vol. 57, No.4, 2017

  • Professional societies

    Deutsche Physikalische Gesellschaft (DPG)

    Deutsche Gesellschaft für angewandte Optik (DGaO)

    European Optical Society (EOS)

    Optical Society of America (OSA)

    Fellow in der International Society for Optics and Photonics (SPIE) 

  • Selected publications

    10 of more than 350

    D. Ristau, Laser Damage in Optical Materials, Book, CRC Press, ISBN 9781439872161, 2014

    D. Ristau, Defects in optical coatings, Frontiers of Optical Coatings, Shanghai, China, 20. - 24. October 2014, invited

    D. Ristau and H. Ehlers, Advanced control and modeling of deposition processes', Chinese Optics Letters 11(s1), S10203, 2013, invited

    D. Ristau and H. Ehlers, Thin Film Optical Coatings, Book-chapter: Springer Handbook of Laser and Optics, 2nd edition, F. Träger, ed., Springer-Verlag, Berlin, Chapter 6, 401-421 (2012).

    D. Ristau, Optical Thin Films with High Laser Stability, Proceedings of the 54th Annual Technical Conference Proceedings of the Society of Vacuum Coaters, Chicago, Il, ISSN 0737-5921, pp. 276-282, 2011, invited

    D. Ristau, Ion Beam Sputtering - State of the Art and Industrial Application, Proceedings, 8th International Conference on Coatings on Glass and Plastics, 203-208, plenary contribution, 2010

    D. Ristau, M. Jupé, K. Starke, Laser damage thresholds of optical coatings, Thin Solid Films 518, 1607-1613, invited, 2009

    D. Ristau, M. Lappschies, S. Schlichting, H. Ehlers, State of the art in deterministic production, Proc. of SPIE (edited by A. Macleod, M. Lequime, N. Kaiser) 7101, 71010C, invited, 2008

    D. Ristau, H. Ehlers, T. Gross and M. Lappschies, Optical broadband monitoring of conventional and ion processes, Applied Optics 45, 1495-1501, invited, 2006

    D. Ristau and J. Ebert, Development of a thermographic laser calorimeter. Appl. Opt., 25 (24): pp. 4571-4578, 1986


  • Nonlinear Optics
  • Optical Layers
  • Fibertechnology
  • Physics for Engineers
  • Seminar: Practice and Theory of Optical Layers
  • Laboratory Course: Optical Thin Film Technology for Engineers