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Conferences > CLEO_Europe > 2021 > ch_13 > ch_13_4
  • 2021 Conference on Lasers and Electro-Optics Europe and European Quantum Electronics Conference
  • OSA Technical Digest (Optica Publishing Group, 2021),
  • paper ch_13_4

Single-beam high-accuracy longitudinal position measurement using spiralling beams

Shashi Prabhakar, Stephen Plachta, Marco Ornigotti, and Robert Fickler

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Abstract

By harnessing the property of radially self-accelerating light, we achieved a measurement accuracy in longitudinal position of about 2mum over a range of more than 2mm using a single beam and a quadrant detector.

© 2021 IEEE

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