| 发明名称 |
Light source having a variable focal length |
| 摘要 |
A variable focal length light source is constructed using a tunable focus length lens which can be adjusted in synchronization to the focal length of a camera lens. In one embodiment, a deformable lens is used in conjunction with an LED light source to provide the tunable focal length required for a camera flash device.
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| 申请公布号 |
US7382976(B1) |
申请公布日期 |
2008.06.03 |
| 申请号 |
US20050223636 |
申请日期 |
2005.09.09 |
| 申请人 |
AVAGO TECHNOLOGIES ECB4 IP PTE LTD |
发明人 |
MOK THYE LINN;GOON WOOI KIN;CHEW GIM ENG;NG KEE YEAN;CHUA JANET BEE YIN;HELBING RENE P. |
| 分类号 |
G03B15/02;G02B1/06;G02B3/12;G03B15/06 |
主分类号 |
G03B15/02 |
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