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Applied Optics

Applied Optics

APPLICATIONS-CENTERED RESEARCH IN OPTICS

  • Vol. 20, Iss. 19 — Oct. 1, 1981
  • pp: 3385–3387

Contouring by laser speckle

G. K. Jaisingh and F. P. Chiang  »View Author Affiliations


Applied Optics, Vol. 20, Issue 19, pp. 3385-3387 (1981)
http://dx.doi.org/10.1364/AO.20.003385


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Abstract

A technique is presented to determine surface contours of 3-D objects by laser speckle interferometry. A double exposure specklegram is recorded by giving the object a small tilt between exposures. Surface contours are obtained by Fourier filtering of the specklegram.

© 1981 Optical Society of America

History
Original Manuscript: March 2, 1981
Published: October 1, 1981

Citation
G. K. Jaisingh and F. P. Chiang, "Contouring by laser speckle," Appl. Opt. 20, 3385-3387 (1981)
http://www.opticsinfobase.org/ao/abstract.cfm?URI=ao-20-19-3385


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References

  1. P. S. Theocaris, Moire Fringes in Strain Analysis (Pergamon, New York, 1969).
  2. D. M. Meadows, W. O. Johnson, J. B. Allen, Appl. Opt. 9, 942 (1970). [CrossRef] [PubMed]
  3. R. K. Erf, Ed., Holographic Nondestructive Testing (Academic, New York, 1974).
  4. Y. Y. Hung et al., Appl. Opt. 17, 128 (1978). [CrossRef] [PubMed]
  5. J. N. Butters, J. A. Leendertz, “Advances in Electro Optic Techniques and Lasers for Engineering Metrology,” in Proceedings Electro Optics International Conference, Brighton (1974).
  6. G. Jaisingh, F. P. Chiang, “Subjective Speckle Movement,” IEEE–SESA Joint Conference, North Falmouth, Mass. (1980).
  7. P. Jacquot, P. K. Rastogi, Appl. Opt. 18, 2022 (1979). [CrossRef] [PubMed]
  8. P. R. Khetan, F. P. Chiang, Appl. Opt. 15, 2205 (1976). [CrossRef] [PubMed]

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