A method of detecting optical heterodyne interferometry fringes using a custom CMOS modulated light camera array has been developed. Widefield phase images are generated using quadrature demodulation and are kept stable using a feedback system.
© 2011 OSA
R. Patel, M. Clark, and S. Achamfuo-Yeboah, "Widefield ultrastable heterodyne interferometry using a custom CMOS modulated light camera," in Imaging and Applied Optics, OSA Technical Digest (CD) (Optical Society of America, 2011), paper JWA14.
References are not available for this paper.