Opaque tinting of contact lenses with random positions of color depth
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United States of America Patent
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May 8, 1990
Grant Date -
N/A
app pub date -
Sep 21, 1987
filing date -
Sep 21, 1987
priority date (Note) -
Expired
status (Latency Note)
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Abstract
In opaquing and tinting a contact lens, an opaquing medium is deposited on the lens anterior surface as discrete randomly sized, randomly positioned droplets from a fine mist spray of the medium so that the ultimately formed opaque covering on the lens will correspond in appearance with the random droplet pattern. Mist spray apparatus also is provided.
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