| 发明名称 |
PLASTIC LENS AND LENS BARREL |
| 摘要 |
A plastic lens, comprising: a first edge section having a first outer circumferential edge surface formed substantially parallel to an optical axis of the plastic lens; and a second edge section having a second outer circumferential edge surface formed so as to have a step with respect to the first outer circumferential edge surface, wherein the first outer circumferential edge surface is not coated with a black coating material that suppresses internal reflection of light, and at least a portion of the second outer circumferential edge surface is coated with the black coating material that suppresses internal reflection of light. |
| 申请公布号 |
US2014160571(A1) |
申请公布日期 |
2014.06.12 |
| 申请号 |
US201414178736 |
申请日期 |
2014.02.12 |
| 申请人 |
Panasonic Corporation |
发明人 |
MIYAZAKI Kyoichi;HIBINO Yukio |
| 分类号 |
G02B1/11;G02B7/02 |
主分类号 |
G02B1/11 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A plastic lens, comprising:
a first edge section having a first outer circumferential edge surface formed substantially parallel to an optical axis of the plastic lens; and a second edge section having a second outer circumferential edge surface formed so as to have a step with respect to the first outer circumferential edge surface, wherein the first outer circumferential edge surface is not coated with a black coating material that suppresses internal reflection of light, and at least a portion of the second outer circumferential edge surface is coated with the black coating material that suppresses internal reflection of light.
|
| 地址 |
Osaka JP |
