摄像光学镜头

By optimizing the design parameters of the five lenses, the challenges of wide-angle and ultra-thin design in miniaturized camera lenses have been solved, achieving excellent imaging quality and optical characteristics of high-pixel camera elements, making them particularly suitable for mobile phone and web camera lenses.

CN112684578BActive Publication Date: 2026-07-17AAC OPTICS (SUZHOU) CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
AAC OPTICS (SUZHOU) CO LTD
Filing Date
2020-12-29
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing technologies make it difficult to achieve wide-angle and ultra-thin designs with good image quality in miniaturized camera lenses, especially in multi-element lens structures where optical features are insufficient and aberrations are not adequately corrected.

Method used

A camera optical lens was designed, comprising five lenses. By optimizing parameters such as focal length, radius of curvature, on-axis distance, and thickness of each lens, specific relationships are satisfied to achieve the design requirements of wide-angle and ultra-thin design. Furthermore, optical performance is improved through aspherical design and aperture value optimization.

Benefits of technology

It achieves wide-angle and ultra-thin camera lenses with excellent optical properties, suitable for high-pixel camera elements, especially mobile phone camera lenses and web camera lenses, correcting aberrations and reducing imaging sensitivity.

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Abstract

本发明涉及光学镜头领域,公开一种摄像光学镜头,所述摄像光学镜头自物侧至像侧依序包含:具有正屈折力的第一透镜、具有负屈折力的第二透镜、具有负屈折力的第三透镜、具有正屈折力的第四透镜以及具有负屈折力的第五透镜;其中,所述摄像光学镜头的焦距为f,所述第一透镜的焦距为f1,所述第一透镜的像侧面到所述第二透镜的物侧面的轴上距离为d2,所述第二透镜的像侧面到所述第三透镜的物侧面的轴上距离为d4,且满足下列关系式:0.95≤f1 / f≤1.30;2.40≤d2 / d4≤5.00。
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