发明名称 |
Plastic lens for spectacles, process for producing the same, and coating liquid applicator for use in the process |
摘要 |
The present invention provides a plastic lens for spectacles wherein a transparent hardened coating layer containing a UV absorbing agent is formed on a peripheral edge of the plastic lens which has been subjected to edging or on a machined surface of the plastic lens which has been subjected to machining for attachment to a frame, a process for producing the plastic lens for spectacles, and an applicator suited for use in such a process. Discoloration of the peripheral edge of the edged plastic lens for spectacles or the machined surface of the plastic lens machined for attachment to a frame is prevented. |
申请公布号 |
US8398235(B2) |
申请公布日期 |
2013.03.19 |
申请号 |
US20070518221 |
申请日期 |
2007.12.07 |
申请人 |
KOUSAKA MASAHISA;HOYA CORPORATION |
发明人 |
KOUSAKA MASAHISA |
分类号 |
G02C7/02;G02C7/00 |
主分类号 |
G02C7/02 |
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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