Title :
Correlation matching method for optical vortex detection using Shack-Hartmann wavefront sensor
Author :
Huang, Heng ; Huang, Chao ; Toyoda, Hajime ; Inoue, Takeru
Author_Institution :
Central Res. Lab., Hamamatsu Photonics K. K., Hamamatsu, Japan
fDate :
June 30 2013-July 4 2013
Abstract :
We report a correlation matching algorithm for position detection of optical vortices using a Shack-Hartmann wavefront sensor. The accuracy experientially confirmed was 0.056, in units of lens-size of lenslet array used in the wavefront sensor.
Keywords :
lenses; optical arrays; optical correlation; optical vortices; sensor arrays; wavefront sensors; Shack-Hartmann wavefront sensor; correlation matching method; lens-size; lenslet array; optical vortex detection; optical vortices; position detection; Arrays; Correlation; Laser beams; Measurement by laser beam; Optical vortices; Phase measurement; Spirals;
Conference_Titel :
Lasers and Electro-Optics Pacific Rim (CLEO-PR), 2013 Conference on
Conference_Location :
Kyoto
DOI :
10.1109/CLEOPR.2013.6600204
