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Analysis of near field characteristics of a diffractive optical laser beam profile shaper using a high accuracy finite difference time domain method

S. Banerjee, T. Yatagai, and J. B. Cole

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Abstract

The authors intend to use a new high accuracy version of finite difference time domain (FDTD) algorithm to analyze the near field characteristics of a binary phase grating which may be used to generate a far field flattop profile from a centrosymmetric Gaussian laser beam.

© 2002 Optical Society of America

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