DocumentCode
1985202
Title
Novel measurement techniques using mixed circular and cylindrical phase gratings
Author
Chen, Z.Y. ; Wen, F.J. ; Chow, Y.T. ; Chung, P.S.
Author_Institution
Dept. of Electron. Eng., City Univ. of Hong Kong, Hong Kong, China
fYear
2011
fDate
Aug. 28 2011-Sept. 1 2011
Firstpage
1314
Lastpage
1316
Abstract
We propose an optical diffractive element which is composed of circular and cylindrical phase gratings, producing a mixed spectrum in a fractional Fourier transform system. It can be used in measuring distance, area and angle.
Keywords
Fourier transforms; angular measurement; area measurement; diffraction gratings; diffractive optical elements; distance measurement; spatial light modulators; angle measurement; area measurement; cylindrical phase gratings; diffractive optical element; distance measurement; fractional Fourier transform system; mixed circular phase gratings; spatial light modulators; Area measurement; Diffraction; Fourier transforms; Gratings; Lenses; Optical variables measurement; Ultrasonic variables measurement;
fLanguage
English
Publisher
ieee
Conference_Titel
Quantum Electronics Conference & Lasers and Electro-Optics (CLEO/IQEC/PACIFIC RIM), 2011
Conference_Location
Sydney, NSW
Print_ISBN
978-1-4577-1939-4
Type
conf
DOI
10.1109/IQEC-CLEO.2011.6193716
Filename
6193716
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