An experiment to study a “nondiffracting” light beam

  • McQueen C
  • Arlt J
  • Dholakia K
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We present a simple experiment by which a student can generate and study a zeroth-order Bessel beam. Such beams are often termed nondiffracting propagation invariant as they have a central maximum that can propagate for extended distances without experiencing appreciable spreading.

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  • C. A. McQueen

  • J. Arlt

  • K. Dholakia

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