SUPPORT FOR AN OPTICAL COATING LIQUID COMPOSITION TO DEPOSIT BY EVAPORATION TREATMENT ON AN OPTICAL ARTICLE
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United States of America Patent
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Issued Date -
Sep 25, 2014
app pub date -
Nov 9, 2012
filing date -
Nov 9, 2011
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A support for an optical coating liquid composition to deposit by evaporation treatment on an optical article, includes a crucible in which the optical coating liquid composition is introduced; wherein the support (30) further includes a frame (36, 37) forming an envelope in which the crucible and the optical coating liquid composition are wrapped; the frame (36, 37) having an internal space and being configured to hermetically seal the crucible and the optical coating liquid composition when the internal space has an internal pressure lower than a predetermined pressure threshold and being configured to let out vapour of the optical coating liquid composition when the internal pressure of the internal space is greater than the predetermined pressure threshold; by virtue of which the support (30) constitutes a cartridge of optical coating liquid composition.
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