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Optics Letters

Optics Letters


  • Vol. 25, Iss. 15 — Aug. 1, 2000
  • pp: 1089–1091

Robust wave-front estimation from multiple directional derivatives

Ricardo Legarda-Sáenz, Mariano Rivera, Ramón Rodríguez-Vera, and Gerardo Trujillo-Schiaffino  »View Author Affiliations

Optics Letters, Vol. 25, Issue 15, pp. 1089-1091 (2000)

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A quadratic cost functional for computing an estimate of a wave front from multiple directional derivatives is presented. This functional is robust to noise and is specially suited for moiré deflectometry, Ronchi testing, and lateral shearing interferometry.

© 2000 Optical Society of America

OCIS Codes
(120.3180) Instrumentation, measurement, and metrology : Interferometry
(120.3940) Instrumentation, measurement, and metrology : Metrology
(120.4120) Instrumentation, measurement, and metrology : Moire' techniques
(120.5050) Instrumentation, measurement, and metrology : Phase measurement

Ricardo Legarda-Sáenz, Mariano Rivera, Ramón Rodríguez-Vera, and Gerardo Trujillo-Schiaffino, "Robust wave-front estimation from multiple directional derivatives," Opt. Lett. 25, 1089-1091 (2000)

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