基于超表面透镜的变焦镜头及包含其的移动电子设备
By forming different focal length regions on the surface of the metasurface lens unit, and using a drive motor to drive the lens unit and the metasurface lens unit to move in the horizontal direction, the problems of large space occupation and small zoom range of existing zoom lenses in mobile electronic devices are solved, and a thinner and lighter lens design with a larger zoom range is realized.
CN116909075BActive Publication Date: 2026-07-17SHPHOTONICS LTD
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- SHPHOTONICS LTD
- Filing Date
- 2023-07-11
- Publication Date
- 2026-07-17
Smart Images
Figure CN116909075B_ABST
Abstract
本发明提供一种基于超表面透镜的变焦镜头及包含其的移动电子设备，其包括壳体、设置于所述壳体内的镜头单元、超表面透镜单元和驱动电机，所述超表面透镜单元设置于所述镜头单元内部或后端；所述超表面透镜单元包括衬底和形成于其上的纳米级的微结构单元阵列，所述微结构单元阵列对入射其上的光线进行传播和调控，所述超表面透镜单元包括至少两种不同相位的所述微结构单元，并形成至少两种不同焦距区域；所述驱动电机被配置用于驱动所述镜头单元和 / 或所述超表面透镜单元，使所述镜头单元和所述超表面透镜单元在不同所述焦距区域之间产生相对移动。
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