A machine vision lens

By rationally designing the lens combination and optical structure, the problem of achieving high image quality and low distortion in machine vision lenses with small size and low cost has been solved, achieving high image quality and low distortion imaging effect, suitable for imaging needs under low illumination conditions.

CN122430979APending Publication Date: 2026-07-21东莞市宇承科技有限公司
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
东莞市宇承科技有限公司
Filing Date
2025-01-21
Publication Date
2026-07-21

AI Technical Summary

Technical Problem

Existing machine vision lenses struggle to achieve high image quality and low distortion imaging effects while maintaining small size and low cost.

Method used

Design a machine vision lens by rationally arranging the number, relative position, and optical power of the lenses, and by using a combination of cemented lenses, including a combination of positive and negative optical power lenses, and by using glass spherical lenses and apertures, to optimize optical performance and reduce lens sensitivity and distortion.

Benefits of technology

It achieves high image quality and low distortion imaging effects in a small size and low cost, and is suitable for imaging needs under low light conditions, with high resolution and image clarity.

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Abstract

The application discloses a machine vision lens. The machine vision lens comprises a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens, an eighth lens, a ninth lens, a tenth lens, an eleventh lens, a twelfth lens and a thirteenth lens arranged in sequence along an optical axis from an object plane to an image plane. The first lens has positive focal power, the second lens has negative focal power, the third lens has negative focal power, the fourth lens has negative focal power, the fifth lens has positive focal power, the sixth lens has negative focal power, the seventh lens has positive focal power, the eighth lens has positive focal power, the ninth lens has negative focal power, the tenth lens has positive focal power, the eleventh lens has negative focal power, the twelfth lens has positive focal power and the thirteenth lens has positive focal power. The relative positions and focal powers of the lenses are adjusted to ensure that the machine vision lens meets the imaging requirements of high image quality and low distortion at low cost.
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