Dental operating light with color correction
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United States of America Patent
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-
Dec 28, 1993
Grant Date -
N/A
app pub date -
Oct 13, 1992
filing date -
Oct 13, 1992
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A color-correcting optical delivery system for a dental or medical operatory light in which hue is eliminated. Chromatic aberrations are corrected by canceling the diffractions in the system due to the different wavelengths of the various colors in the projected light.
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