Paper
22 February 2013 Non-Bragg diffraction orders in holographic Recording and its application to one-shot phase-shifting holographic interferometry
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Abstract
In this paper we derive the underlying equations for real time holographic interferometry through selfdiffraction, and demonstrate experimentally on how to employ the different Bragg and non-Bragg diffraction orders to perform one shot determination of the phase deformation, or equivalently, the depth information of a deformed object. We also show that the various diffracted orders may be phase shifted with respect to each other with a constant phase shift which depends on the phase mismatch and the length of the recording material. This technique can therefore have an obvious advantage over traditional phase-shifting holography due to the elimination of the piezo-shifted mirror (inducing the different phase shifts) which limits the traditional technique to slow deformations.
© (2013) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
P. P. Banerjee, G. Nehmetallah, U. Abeywickrema, S. F. Lyuksyutov, and N. Kukhtarev "Non-Bragg diffraction orders in holographic Recording and its application to one-shot phase-shifting holographic interferometry", Proc. SPIE 8644, Practical Holography XXVII: Materials and Applications, 864402 (22 February 2013); https://doi.org/10.1117/12.2005489
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KEYWORDS
Holograms

Phase shifts

Diffraction

Holography

Holographic interferometry

Crystals

Phase conjugation

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