The nonlinear oscillations of photorefractive ring resonators that contain a microlens array are shown to permit controllable optical image-contrast compression and expansion.
© 1995 Optical Society of America
Original Manuscript: March 14, 1995
Revised Manuscript: March 30, 1995
Published: July 10, 1995
Bradley M. Jost, "Image-contrast manipulation by the use of photorefractive ring multiresonators," Appl. Opt. 34, 4022-4024 (1995)