Abstract
Adding a plain photodiode to a commercial green laser pointer, we obtain a high resolution self-mixing interferometer, capable of detecting minute vibrations down to ≈4.4-nm (rms) resolution, or measuring displacements with half-wavelength (λ/2=266 nm) increments.
© 2022 The Author(s)
PDF Article | Presentation VideoMore Like This
Yufeng Tao, Ming Wang, and Wei Xia
AF2A.8 Asia Communications and Photonics Conference (ACP) 2016
T. B. Pham, H. C. Seat, O. Bernal, F. Surre, and T. Bosch
ThF3_2 Conference on Lasers and Electro-Optics/Pacific Rim (CLEO/PR) 2013
Silvano Donati and Michele Norgia
AW4J.1 CLEO: Applications and Technology (CLEO:A&T) 2016