• DocumentCode
    1674833
  • Title

    A digital phasemeter for precision length measurements

  • Author

    Gray, Malcolm B. ; McRae, Terry ; Hsu, Magnus T L ; Herrmann, Jan ; Shaddock, Daniel A.

  • Author_Institution
    Nat. Meas. Inst., Lindfield, NSW, Australia
  • fYear
    2012
  • Firstpage
    1
  • Lastpage
    2
  • Abstract
    We report on a digital phasemeter for application in precision length measurement using laser interferometry. Our interferometer demonstrates a length sensitivity of 0.5 pm/√Hz above 5 Hz, and a cyclic error of better than 50 pm.
  • Keywords
    length measurement; light interferometry; measurement by laser beam; measurement errors; cyclic error; digital phasemeter; laser interferometry; length sensitivity; precision length measurements; Laser noise; Measurement by laser beam; Optical filters; Optical interferometry; Optical noise; Sagnac interferometers; Sensitivity;
  • fLanguage
    English
  • Publisher
    ieee
  • Conference_Titel
    Lasers and Electro-Optics (CLEO), 2012 Conference on
  • Conference_Location
    San Jose, CA
  • Print_ISBN
    978-1-4673-1839-6
  • Type

    conf

  • Filename
    6326456
    • Link To Document
    https://search.isc.ac/dl/search/defaultta.aspx?DTC=49&DC=1674833