| 发明名称 |
SPECTACLE LENS |
| 摘要 |
An aspect of the present invention relates to an eyeglass lens comprising a lens substrate and a vapor-deposited film either directly or indirectly on the lens substrate, wherein the vapor-deposited film is an oxide film of metal selected from the group consisting of zirconium and tantalum, with a proportion accounted for by regions observed in a streaky shape, in a columnar shape, or in a lump shape in a cross-sectional image of the vapor-deposited film obtained by a transmission electron microscope of equal to or less than 20%. |
| 申请公布号 |
US2015338554(A1) |
申请公布日期 |
2015.11.26 |
| 申请号 |
US201314430974 |
申请日期 |
2013.09.30 |
| 申请人 |
HOYA CORPORATION |
发明人 |
TADOKORO Nobuyuki;OGAWA Naomi;ADACHI Makoto;KOMINE Yuko;HARADA Koushi |
| 分类号 |
G02B1/14;G02C7/02 |
主分类号 |
G02B1/14 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. An eyeglass lens comprising a lens substrate and a vapor-deposited film either directly or indirectly on the lens substrate, wherein
the vapor-deposited film is an oxide film of metal selected from the group consisting of zirconium and tantalum, with a proportion accounted for by regions observed in a streaky shape, in a columnar shape, or in a lump shape in a cross-sectional image of the vapor-deposited film obtained by a transmission electron microscope of equal to or less than 20%. |
| 地址 |
Shinjuku-ku, Tokyo JP |
