发明名称 |
Systems and methods for determining focus from light collected by the periphery of a lens |
摘要 |
Disclosed are systems and methods for determining focus of an image. In one embodiment, a system and a method pertains to restricting light provided by a central portion of a camera lens so that light is primarily collected from a periphery of the lens, and evaluating the focus of the image using the light from the periphery of the lens.
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申请公布号 |
US2004227839(A1) |
申请公布日期 |
2004.11.18 |
申请号 |
US20030437358 |
申请日期 |
2003.05.13 |
申请人 |
STAVELY DONALD J.;WHITMAN CHRISTOPHER A.;SOBOL ROBERT E.;MATHERSON KEVIN J. |
发明人 |
STAVELY DONALD J.;WHITMAN CHRISTOPHER A.;SOBOL ROBERT E.;MATHERSON KEVIN J. |
分类号 |
G03B13/36;G02B7/28;G02B7/36;H04N5/232;H04N101/00;(IPC1-7):H04N5/232 |
主分类号 |
G03B13/36 |
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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