Highlighted module for overhead view projector

Details Highlighted module for overhead view projector Highlighted module for overhead view projector

1990-03-23

1991-10-01

Haroian, Harry N.

Optics: image projectors

Shutter

353 97, 353DIG3, G03B 21132

Patent

active

050527983

ABSTRACT:
A highlighter module, adaptable to an overhead viewer is disclosed. The highlighter, when placed on top of an overhead viewer, will highlight a segment of the displayed information by moving a curtain to the desired location. This curtain, attached to tension cables, forms a continuous movement in either direction. The highlighter can be used with or without a cable remote control.

REFERENCES:
patent: 3603679 (1971-09-01), Davis
patent: 4632529 (1986-12-01), Levin

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