Optical imaging lens

An optical imaging lens and lens technology, applied in the field of imaging lens, can solve the problems of increasing production cost, unfavorable popularization and application, etc., and achieve the effect of low production cost, high imaging quality and good imaging
CN114721135AActive Publication Date: 2022-07-08JIANGXI LIANCHUANG ELECTRONICS CO LTD
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Patent Information

Authority / Receiving Office
CN ยท China
Patent Type
Applications(China)
Current Assignee / Owner
JIANGXI LIANCHUANG ELECTRONICS CO LTD
Publication Date
2022-07-08

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Abstract

The invention discloses an optical imaging lens, and the lens sequentially comprises a first lens with negative focal power, a second lens with negative focal power, a third lens with negative focal power, a fourth lens with negative focal power, a fifth lens with negative focal power and a sixth lens with negative focal power from the object side to the image side along the optical axis, the object side surface and the image side surface of the second lens are convex surfaces; a diaphragm; the object side surface and the image side surface of the third lens are convex surfaces; the fourth lens has negative focal power, the object side surface of the fourth lens is a concave surface, and the third lens and the fourth lens form a balsaming lens; the object side surface of the fifth lens is a concave surface, and the image side surface of the fifth lens is a convex surface; and the sixth lens has positive focal power, and the object side surface of the sixth lens is a convex surface. The optical imaging lens has the advantages of low dispersion, high relative illumination and low production cost.
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Description

technical field

[0001] The present invention relates to the technical field of imaging lenses, in particular to an optical imaging lens. Background technique

[0002] In recent years, with the vigorous development of the automotive industry, automation and in-vehicle monitoring and sensing systems have all begun to develop rapidly, and in-vehicle cameras, as a key component of automatic driving assistance systems, have also ushered in rapid development. The high image quality and reliability of in-vehicle lenses are increasingly being considered by car manufacturers.

[0003] In today's increasingly high demand for automotive automation, car lenses are an indispensable medium for cars to obtain external environmental information, and the demand for quantity is also increasing. Reducing the cost of car lenses and improving imaging quality have become urgent needs of the automotive industry. For traditional high-quality car lenses, in order to improve the imaging quality, add...

Claims

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