CHAPTER 5
THEORY
50. General
Projector PH-637(*)/PFP is essentially an optical projection sys-
tem contained in a housing and a vertically adjustable projection head,
which is attached to a vertical support post set in the housing. A
projection stage on the top surface of the housing is used as a support
Figure 24. Functional diagram of projector PH-637(*)/PFP.
TAGO 4738B
47
