A typical axially symmetric light beam on paraxial free propagation maintains the same transverse shape as at the waist plane for a certain range along its axis. We discuss a general procedure for estimating this range.
Gori, F., Vicalvi, S., Santarsiero, M., Borghi, R. (1996). Shape-invariance range of a light beam. OPTICS LETTERS, 21(16), 1205-1207.
Shape-invariance range of a light beam
SANTARSIERO, Massimo;
1996-01-01
Abstract
A typical axially symmetric light beam on paraxial free propagation maintains the same transverse shape as at the waist plane for a certain range along its axis. We discuss a general procedure for estimating this range.File in questo prodotto:
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