Material composition and optical elements using the same

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...

Reexamination Certificate

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C524S408000, C524S430000, C524S780000

Reexamination Certificate

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08076400

ABSTRACT:
Provided are an optical material composition and an optical element that not only exhibit desirable anomalous dispersion properties but are also easy to process. The material composition for use in the optical element contains 5 weight % to 50 weight % of niobium (V) oxide fine particles (A), 49 weight % to 94 weight % of an organic compound (B) having one or more polymerizable functional groups in one molecule thereof, and 0.05 weight % to 5 weight % of a polymerization initiator (C).

REFERENCES:
patent: 7193789 (2007-03-01), Maetaki
patent: 2004-119118 (2006-01-01), None
patent: 2006-008926 (2006-01-01), None
patent: 2006-145823 (2006-06-01), None
patent: 2007-206354 (2007-08-01), None

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