A model to describe the fanning effect based on the beam-coupling mechanism in photorefractive crystals is presented. The intensity distribution of the fanning beam in a 45°-cut BaTiO3 crystal is measured experimentally. The results show good quantitative agreement with theory.
© 1993 Optical Society of America
Original Manuscript: October 14, 1992
Published: May 15, 1993
Yan-Hua Hong, Ping Xie, Jian-Hua Dai, Yong Zhu, Hua-Guang Yang, and Hong-Jun Zhang, "Fanning effects in photorefractive crystals," Opt. Lett. 18, 772-774 (1993)