Pane with transmission properties that vary with the angle of incidence
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United States of America Patent
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Jan 6, 1998
Grant Date -
N/A
app pub date -
Dec 1, 1995
filing date -
Nov 17, 1992
priority date (Note) -
Expired
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Abstract
This invention concerns a pane having a film, the light transmission of which varies as a function of the direction of the incident light. The deposition technique is cathodic sputtering. It uses, between the cathode 1 and the substrate 4, a guide 6 which channels the particles.
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