Stock material or miscellaneous articles – Composite – Of quartz or glass
Reexamination Certificate
2005-09-20
2005-09-20
Dye, Rena (Department: 1774)
Stock material or miscellaneous articles
Composite
Of quartz or glass
C428S221000, C428S428000, C428S446000, C428S630000, C428S701000, C428S704000, C428S696000, C428S699000, C428S631000, C359S355000, C359S359000, C359S649000, C501S054000
Reexamination Certificate
active
06946199
ABSTRACT:
A monolayer or multilayer film has a single layer or multiple layers of silica containing fluorine. An optical element has the forgoing film laid on a surface of a substrate. A concentration of the fluorine in the layer or layers of silica is not less than 0.1 mol % (referably, not less than 1 mol %) nor more than 10 mol %.
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Abstract of JP 61159602, Jul. 19, 1986; Abstract of JP 07244202 A, Sep. 19, 1995.
Dicus Tamra L.
Dye Rena
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