| 发明名称 |
Neutral-color gray photochromic synthetic resin article |
| 摘要 |
A neutral-color gray photochromic synthetic resin article which remains almost completely color-neutral or gray both during darkening as well as during fade. The synthetic resin article according to the invention may be employed as a neutral-color gray photochromic ophthalmic lens.
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| 申请公布号 |
US2006011898(A1) |
申请公布日期 |
2006.01.19 |
| 申请号 |
US20050206088 |
申请日期 |
2005.08.18 |
| 申请人 |
RODENSTOCK GMBH |
发明人 |
MELZIG MANFRED;WEIGAND UDO;MANN CLAUDIA |
| 分类号 |
G02B5/23;G02F1/361;G03C1/685 |
主分类号 |
G02B5/23 |
| 代理机构 |
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代理人 |
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