Night vision compatible green filter glass as well as preparation method and application thereof
The invention relates to night vision compatible green filter glass as well as a preparation method and application thereof. The night vision compatible green filter glass comprises the following components in percentage by weight: 58-76% of P2O5; 2.5 to 8% of SiO2; 1 to 6% of Al2O3; 3-8% of ZnO; 0....
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention relates to night vision compatible green filter glass as well as a preparation method and application thereof. The night vision compatible green filter glass comprises the following components in percentage by weight: 58-76% of P2O5; 2.5 to 8% of SiO2; 1 to 6% of Al2O3; 3-8% of ZnO; 0.5 to 2% of CeO2; 8 to 18% of CuO; 1%-5% of V2O5; 0.1 to 1% of CoO; 1.6 to 6% of Nd2O3; 1 to 6% of B2O3; and 3-8% of SrO. The filter glass disclosed by the invention has an excellent absorption effect on a spectral response region (660-950nm) imaged by night vision equipment under the thickness of 0.5 mm, and can effectively eliminate near-infrared radiation interference of a light source on imaging of the night vision equipment; and the chromaticity coordinates of the filter glass CIE 1976 UCS are as follows: u '= 0.134, v' = 0.510, r = 0.025 and the transmission peak value is 530 nm, and the filter glass CIE 1976 UCS has good transmission in a visible light region and is suitable for indoor environment illuminatio |
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