LIGHT-BLOCKING MEMBER
This light-blocking member is formed from an aluminum oxide-based ceramic containing an oxide of titanium represented by the composition formula TiO2-x(1 ≤ x <2). The total content of Fe, Ni, Co, Mn, and Cr is 260 mass ppm or less. Cet élément de blocage de lumière est formé à partir d'une c...
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Main Authors | , , , , |
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Format | Patent |
Language | English French Japanese |
Published |
13.02.2020
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Subjects | |
Online Access | Get full text |
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Summary: | This light-blocking member is formed from an aluminum oxide-based ceramic containing an oxide of titanium represented by the composition formula TiO2-x(1 ≤ x <2). The total content of Fe, Ni, Co, Mn, and Cr is 260 mass ppm or less.
Cet élément de blocage de lumière est formé à partir d'une céramique à base d'oxyde d'aluminium contenant un oxyde de titane représenté par la formule de composition TiO2-x(1 ≤ x <2). La teneur totale en Fe, Ni, Co, Mn et Cr est de 260 ppm en masse ou moins.
本開示の遮光部材は、組成式がTiO2-x(1≦x<2)として示されるチタンの酸化物を含む酸化アルミニウム質セラミックスからなり、Fe、Ni、Co、MnおよびCrの合計の含有量が260質量ppm以下である。 |
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Bibliography: | Application Number: WO2019JP30931 |