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Optical system, imaging module, electronic equipment and vehicle

A technology of optical systems and electronic equipment, applied in optics, optical components, instruments, etc., can solve problems such as low resolution, unsatisfactory image clarity and sharpness, and affect the driver's driving judgment, so as to achieve good capture and good optics Performance, the effect of preventing excessive deflection

Active Publication Date: 2022-05-20
JIANGXI JINGCHAO OPTICAL CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] In related technologies, the resolution of the mainstream monitoring camera equipment on the market is relatively low, and the overall clarity and sharpness of the images taken when driving at night are not ideal, so that it affects the driver's driving judgment

Method used

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  • Optical system, imaging module, electronic equipment and vehicle
  • Optical system, imaging module, electronic equipment and vehicle
  • Optical system, imaging module, electronic equipment and vehicle

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0083] Please refer to Figure 1 to Figure 2C As shown, the optical system 100 includes a first lens 110, a second lens 120, a third lens 130, a diaphragm STO, a fourth lens 140, a fifth lens 150, and a sixth lens arranged sequentially along the optical axis from the object side to the image side. The lens 160, the infrared filter 170, the protective glass 180 and the imaging surface S16.

[0084] The first lens 110 has a negative refractive power, the object side S1 of the first lens 110 is convex at the near optical axis, and the image side S2 of the first lens 110 is concave at the near optical axis.

[0085] The second lens 120 has a negative refractive power. The object side S3 of the second lens 120 is concave at the near optical axis, and the image side S4 of the second lens 120 is also concave at the near optical axis.

[0086] The third lens 130 has a positive refractive power. The object side S5 of the third lens 130 is convex at the near optical axis, and the image...

Embodiment 2

[0107] Please refer to Figure 3 to Figure 4C As shown, the optical system 100 includes a first lens 110, a second lens 120, a third lens 130, a diaphragm STO, a fourth lens 140, a fifth lens 150, and a sixth lens arranged sequentially along the optical axis from the object side to the image side. The lens 160, the infrared filter 170, the protective glass 180 and the imaging surface S16.

[0108] The first lens 110 has a negative refractive power, the object side S1 of the first lens 110 is convex at the near optical axis, and the image side S2 of the first lens 110 is concave at the near optical axis.

[0109] The second lens 120 has a negative refractive power, and both the object side S3 of the second lens 120 and the image side S4 of the second lens 120 are concave at the near optical axis.

[0110] The third lens 130 has a positive refractive power, and both the object side S5 of the third lens 130 and the image side S6 of the third lens 130 are convex at the near optic...

Embodiment 3

[0128] Please refer to Figure 5 to Figure 6C As shown, the optical system 100 includes a first lens 110, a second lens 120, a third lens 130, a diaphragm STO, a fourth lens 140, a fifth lens 150, and a sixth lens arranged sequentially along the optical axis from the object side to the image side. The lens 160, the infrared filter 170, the protective glass 180 and the imaging surface S16.

[0129] The first lens 110 has a negative refractive power, the object side S1 of the first lens 110 is convex at the near optical axis, and the image side S2 of the first lens is concave at the near optical axis.

[0130] The second lens 120 has a negative refractive power, and both the object side S3 of the second lens 120 and the image side S4 of the second lens 120 are concave at the near optical axis.

[0131] The third lens 130 has a positive refractive power, and both the object side S5 of the third lens 130 and the image side S6 of the third lens 130 are convex at the near optical a...

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Abstract

The application discloses an optical system, an imaging module, electronic equipment, and a carrier. The optical system includes: a first lens with negative refraction force, a second lens with negative refraction force, the image side of the second lens is at the near The optical axis is concave, the third lens has a positive refraction force, the object side of the third lens is convex at the near optical axis, the image side of the third lens is convex at the near optical axis, and the fourth lens has a refraction force , the object side of the fourth lens is convex at the near optical axis, the fifth lens has a bending force, the image side of the fifth lens is convex at the near optical axis, the sixth lens has a positive bending force, and the sixth lens has a The side of the object is convex at the near optical axis; the maximum field of view FOV of the optical system, the effective focal length f of the optical system, and half of the image height Imgh corresponding to the maximum field of view of the optical system satisfy: 40.0deg<(FOV*f ) / (2*Imgh)<53.0deg. The design provides a high pixel optical imaging system.

Description

technical field [0001] The present application relates to the technical field of optical imaging, in particular to an optical system, an imaging module, electronic equipment and a carrier. Background technique [0002] With the development of society, the requirements for safety and monitoring in various fields are getting higher and higher, especially in the field of transportation and vehicle monitoring. [0003] In the related art, the resolution of the mainstream monitoring camera equipment on the market is relatively low, and the overall definition and sharpness of the images captured when driving at night are not ideal, so that the driving judgment of the driver is affected. Therefore, how to provide a high-pixel optical imaging system has become an urgent problem to be solved. Contents of the invention [0004] Embodiments of the present application provide an optical system, an imaging module, electronic equipment, and a carrier, and provide an optical imaging sys...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G02B13/00G02B13/06G02B13/18G03B30/00
CPCG02B13/0045G02B13/006G02B13/18G02B13/06
Inventor 乐宇明蔡雄宇兰宾利赵迪
Owner JIANGXI JINGCHAO OPTICAL CO LTD
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