OPTICAL GLASS AND PREPARATION METHOD AND APPLICATION THEREOF

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United States of America

APP PUB NO 20250019291A1
SERIAL NO

18763841

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Abstract

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The present application relates to the technical field of glass, in particular to an optical glass and a preparation method and application thereof. The optical glass comprises the following oxide component with the following weight percentage content, La2O3: 30%-40%; Ga2O3: 15%-25%; Nb2O5: 8%-18%; TiO2: 5%-10%; HfO2: 5%-10%; Ta2O5: 5%-10%; SiO2: 5%-10%; BaO: 2%-6%; RF3: 1%-3%, R may be one or both of La and Ga; and C: 0.005%-0.02%. The optical glass has a refractive index equal to or greater than 2.0, an internal transmittance at 440 nm equal to or greater than 93%, and a water resistance stability of grade 1, and can be used in the fields of virtual reality, digital cameras and vehicle display.

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Patent Owner(s)

Patent OwnerAddress
CHINA BUILDING MATERIALS ACADEMY CO LTDNO 1 GUANZHUANGDONGLI CHAOYANG DISTRICT BEIJING 100024

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
HAN, Tao Beijing, CN 97 232
HE, Kun Beijing, CN 19 66
LI, Xianzi Beijing, CN 1 0
WANG, Yanhang Beijing, CN 2 1
YANG, Penghui Beijing, CN 5 32
ZU, Chengkui Beijing, CN 2 1

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