Reflective overhead projector with light-to-light converter
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United States of America Patent
Stats
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May 25, 1993
Grant Date -
N/A
app pub date -
May 30, 1991
filing date -
May 31, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An overhead projector for projecting an image onto a screen includes a light-to-light converter for recording an image therein and reproducing the recorded image therefrom. A first light source applies first light to read an image from a subject copy and record the image in the light-to-light converter under a first light applying condition. A second light source applies second light to reproduce the recorded image from the light-to-light converter and project the reproduced image onto a screen under a second light applying condition independent of the first light applying condition.
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Family
International Classification(s)
Cited Art Landscape
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