In this paper we describe a simple method of characterizing the efficiency of bleaching holographic gratings by means of the measurement of the index image for zero frequency. It is applied to the bleaching method by immersion in a bromide atmosphere.
© 1984 Optical Society of America
Original Manuscript: July 16, 1983
Published: January 15, 1984
M. Quintanilla, A. M. de Frutos, and I. Arias, "Characterization of volume and phase holographic gratings," Appl. Opt. 23, 214-217 (1984)