HOLOGRAPHIC DISPLAY SCREEN WITH INTEGRATED SPECKLE SUPPRESSION

摘要

The invention relates to a method of suppressing image speckles in a holographic display screen, wherein illumination of the display screen occurs in the hologram in several individual steps and recording parameters are modified for each step. In this way, a holographic display screen providing a laser-detected and laser-illuminated hologram with a "speckle-free" image can be obtained. According to the application, the object screen can be recorded as a reflection or a transmission hologram.