Miniaturized multi-aperture imaging system based on liquid zoom

By using a composite lens composed of a liquid crystal micromirror array and a flexible lens, the focal length of the multi-aperture imaging system can be continuously varied and miniaturized, solving the problems of detection distance limitation and structural complexity of traditional systems, and improving imaging quality and system flexibility.

CN117111187BActive Publication Date: 2026-06-23HUNAN HUANAN OPTOELECTRONIC GRP CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
HUNAN HUANAN OPTOELECTRONIC GRP CO LTD
Filing Date
2023-10-07
Publication Date
2026-06-23

AI Technical Summary

Technical Problem

Traditional multi-aperture imaging systems have limited detection range when imaging targets with changing positions, and their complex structure and large size cannot meet the requirements for miniaturization.

Method used

A liquid zoom-based multi-aperture imaging system is adopted, which utilizes a composite lens composed of a liquid crystal micromirror array and a flexible lens. The focal length is continuously changed through voltage control, eliminating traditional mechanical moving parts. Combined with image processing components, dynamic image fusion is performed to achieve full depth-of-view computational imaging.

Benefits of technology

It achieves system miniaturization under the premise of large field of view and high resolution, fast focus adjustment speed and low power consumption, reduces system complexity, expands the focusing range, and solves the contradiction between planar photoelectric sensors and curved images.

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Abstract

The application discloses a miniaturized multi-aperture imaging system based on liquid zooming, which sequentially comprises a zoom imaging lens assembly, a mounting base, an image processing assembly and a cover plate; the mounting base is used for supporting and fixing the zoom imaging lens assembly, the image processing assembly is arranged in the middle of the mounting base, the mounting base is provided with the cover plate at the other end, and the cover plate is used for closing the inner cavity of the mounting base. Under the premise of guaranteeing a large field of view and high resolution of the multi-aperture imaging system, the liquid crystal micromirror array is adopted to realize the miniaturization of the system, and the focal plane of the optical system can be quickly changed, so that the application has wide application scenarios and good development prospects in various fields.
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