Page 676 - Introduction to Information Optics

660 11. information Display with Optics

Transparent conductive Transparent conductive
electrode
electrode

Anti-reflecting^
!ayer
- A ignment 0, ,
AI -
&
layer Glass plate
Light blocking ' Anti-reflecting
Glass pi
layer Alignment ] a y er
Photo-conductor layer
layer
Fig. 11.34 Reflective PAL SLM.

-A/W-

Fig. 11.35. Electrical model for the PAL- SLM. Z PC and Z LC are the impedances of the photocon-
ductive layer and the liquid crystal layer, respectively. Z DM is the impedance of the dielectric mirror.