Computer graphics processing and selective visual display system – Image superposition by optical means
Patent
1996-09-04
1998-05-12
Brier, Jeffery
Computer graphics processing and selective visual display system
Image superposition by optical means
349 14, 349 16, 2 8, A61F 906, G02F 1133
Patent
active
057512582
ABSTRACT:
A power supply circuit for a liquid crystal welding lens or shutter provides a consistent and stable regulated power signal for driving or powering the liquid crystal shutter for maintaining stable performance over the life of the power supply and a battery level indicator feature to provide advance warning of degraded device performance.
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H686, United States Statutory Invention Registration to Mullins.
Fergason Jeffrey K.
Fergason John D.
Brier Jeffery
OSD Envizion, Inc.
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