发明名称 |
OPTICAL MEMBER, IMAGE PICKUP APPARATUS, AND METHOD FOR MANUFACTURING OPTICAL MEMBER |
摘要 |
<p>An optical member including a porous glass layer on a base member is provided, wherein the reflectance is reduced and a ripple is suppressed. The optical member is provided with a base member and a glass layer holding a transparent material in the inside of a porous structure disposed on the base member, wherein in the thickness direction of the glass layer, the porosity in the base member side with respect to the center line of the glass layer in the thickness direction is smaller than the porosity in the side opposite to the base member with respect to the center line of the glass layer in the thickness direction.</p> |
申请公布号 |
WO2013175724(A1) |
申请公布日期 |
2013.11.28 |
申请号 |
WO2013JP03011 |
申请日期 |
2013.05.10 |
申请人 |
CANON KABUSHIKI KAISHA |
发明人 |
TAKEI, AKIKO;ZHANG, ZUYI;KOTANI, YOSHINORI;SUGIYAMA, AKIRA;TAKASHIMA, KENJI;KOKETSU, NAOYUKI |
分类号 |
G02B1/11;C03C17/34 |
主分类号 |
G02B1/11 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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