Invention Grant
US06667259B2 Optical colored glass, its use, and an optical long-pass cutoff filter 失效
光学彩色玻璃,其使用和光学长通截止滤光片

Optical colored glass, its use, and an optical long-pass cutoff filter
Abstract:
An optical colored glass with a composition (in percent by weight based on oxide) of SiO2 30-75; K2O 5-35; TiO2 0-5; B2O3>4-17; ZnO 5-37; F 0.01-10 MIMIIIY2II 0.1-3, whereby MI=Cu+, Ag+, MIII=In3+, Ga3+, Al3+, YII=S2−, Se2−, Te2−, as well as the use of this glass as a long-pass cutoff filter.
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