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公开(公告)号：US20220227660A1
公开(公告)日：2022-07-21
申请号：US17665092
申请日：2022-02-04
Applicant: NIKON CORPORATON
Inventor： Kohei YOSHIMOTO
Abstract: The present disclosure provides an optical glass including: by cation %, 30% to 45% of a P5+ component; 10% to 20% of an Al3+ component; and 20% to 40% of a Ba2+ component, and, by anion %, 75% to 95% of an O2− component; and 5% to 25% of an F− component.
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