Determination of phase-shift from two fringe patterns using windowed Fourier ridges

Kemao Qian; Hock Soon Seah; Anand Asundi

doi:10.1117/12.621484

12 April 2005 Determination of phase-shift from two fringe patterns using windowed Fourier ridges

Kemao Qian, Hock Soon Seah, Anand Asundi

Proceedings Volume 5852, Third International Conference on Experimental Mechanics and Third Conference of the Asian Committee on Experimental Mechanics; (2005) https://doi.org/10.1117/12.621484
Event: Third International Conference on Experimental Mechanics and Third Conference of the Asian Committee on Experimental Mechanics, 2004, -, Singapore

Abstract

In phase-shifting interferometry, it is important yet difficult to determine the phase-shift accurately. A windowed Fourier ridges approach is proposed which is able to obtain the phase-shift from two consecutive fringe patterns.

Citation Download Citation

Kemao Qian, Hock Soon Seah, and Anand Asundi "Determination of phase-shift from two fringe patterns using windowed Fourier ridges", Proc. SPIE 5852, Third International Conference on Experimental Mechanics and Third Conference of the Asian Committee on Experimental Mechanics, (12 April 2005); https://doi.org/10.1117/12.621484

ACCESS THE FULL ARTICLE

INSTITUTIONAL
Select your institution to access the SPIE Digital Library.

SELECT YOUR INSTITUTION

PERSONAL
Sign in with your SPIE account to access your personal subscriptions or to use specific features such as save to my library, sign up for alerts, save searches, etc.

PERSONAL SIGN IN

No SPIE Account? Create one

PURCHASE THIS CONTENT

SUBSCRIBE TO DIGITAL LIBRARY

50 downloads per 1-year subscription

Members: $195

Non-members: $335 ADD TO CART

25 downloads per 1 - year subscription

Members: $145

Non-members: $250 ADD TO CART

PURCHASE SINGLE ARTICLE

Includes PDF, HTML & Video, when available