| 发明名称 |
SPECTACLE LENS AND MANUFACTURING METHOD THEREOF |
| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a photochromic lens which can have a color gradation due to partial color development under light irradiation. <P>SOLUTION: A spectacle lens includes a photochromic layer including a photochromic pigment having a photochromic property. In the photochromic layer, the photochromic property of the photochromic pigment included in a partial region of the layer is lessened or lost to produce a color gradation under light irradiation. <P>COPYRIGHT: (C)2013,JPO&INPIT |
| 申请公布号 |
JP2013114162(A) |
申请公布日期 |
2013.06.10 |
| 申请号 |
JP20110261939 |
申请日期 |
2011.11.30 |
| 申请人 |
HOYA CORP |
发明人 |
MIKAMI KAZUNORI;IMIZU KENJI;HIROSE TAKAMITSU |
| 分类号 |
G02C7/10;G02B5/23;G02C7/02 |
主分类号 |
G02C7/10 |
| 代理机构 |
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代理人 |
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