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Applied Optics

Applied Optics

APPLICATIONS-CENTERED RESEARCH IN OPTICS

  • Vol. 39, Iss. 22 — Aug. 1, 2000
  • pp: 3805–3813

Reflection optical encoders as three-grating moiré systems

Daniel Crespo, Jose Alonso, and Eusebio Bernabeu  »View Author Affiliations


Applied Optics, Vol. 39, Issue 22, pp. 3805-3813 (2000)
http://dx.doi.org/10.1364/AO.39.003805


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Abstract

Reflection optical encoders are studied as three-grating moiré systems. An analysis is made of the differences that may appear between it and the standard case in which an optical encoder is regarded as a two-grating system.

© 2000 Optical Society of America

OCIS Codes
(050.1940) Diffraction and gratings : Diffraction
(050.1950) Diffraction and gratings : Diffraction gratings
(120.3940) Instrumentation, measurement, and metrology : Metrology
(120.4120) Instrumentation, measurement, and metrology : Moire' techniques
(120.5700) Instrumentation, measurement, and metrology : Reflection

History
Original Manuscript: January 12, 2000
Revised Manuscript: April 20, 2000
Published: August 1, 2000

Citation
Daniel Crespo, Jose Alonso, and Eusebio Bernabeu, "Reflection optical encoders as three-grating moiré systems," Appl. Opt. 39, 3805-3813 (2000)
http://www.opticsinfobase.org/ao/abstract.cfm?URI=ao-39-22-3805

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