Optical diffraction phenomena around the edges of photodetectors: a simplified method for metrological applications

Figure 7.  Temporal, spectral and coherence responses of the optical microphone. (a) Time response; (b) 

Spectral response and (c) Spectral coherence.

---

8

Scientific

 

RepoRts

 | 

         (2019) 9:3397  | https://doi.org/10.1038/s41598-019-40270-w

www.nature.com/scientificreports

www.nature.com/scientificreports/

 14.  Wang, S. On principles of diffraction. Optik 100, 107–108 (1995).

 15.  Otis, G., Lachambre, J.-L., Lit, W. Y. & Lavigne, P. Diffracted waves in the shadow boundary region. Journal of the Optical Society of 

America 67, 551–553 (1977).

 16.  Ganci, S. An experiment on the physical reality of edge-diffracted waves. American Journal of Physics 57, 370–373 (1989).

 17.  Khizhnyak, A. I., Anokhov, S. P., Lymarenko, R. A., Soskin, M. S. & Vasnetsov, M. V. Structure of an edge-dislocation wave 

originating in plane-wave diffraction by a half-plane. Journal of Optical Society of America A 17, 2199–2207 (2002).

 18.  Lit, J. W. Y. & Tremblay, R. Boundary-diffraction-wave theory of cascaded-apertures diffraction. Journal of Optical Society of America 

59, 559–567 (1969).

 19.  Langlois, P. & Lessard, R. A. Simultaneous laser beam profiling and scaling using diffraction edge wave (DEW). SPIE Proceedings