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Optical system applied to monitoring, shooting and vehicles

An optical system and diaphragm technology, applied in the field of optical systems, can solve the problems of not being able to satisfy consumers' convenience for observation, high quality and low price for day and night sharing, unsatisfactory sharpness of pictures, and inconvenient use, etc., so that the cost of the lens is relatively low High precision, good color reproduction and image surface restoration, overall uniform effect

Inactive Publication Date: 2013-03-13
UNION OPTECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] At present, the large and medium field of view lenses for monitoring, videography, and vehicles generally have such shortcomings: low resolution, high cost; and can only be used under strong light conditions
[0003] At present, the mainstream surveillance, camera, and vehicle-mounted lenses on the market are mainly of low resolution, and cannot work normally when the light is weak, especially at night. It is far from meeting the requirements of high-definition pictures and 24-hour normal work required by surveillance, camera, and vehicle
[0004] There are still few lenses that overcome all the above shortcomings, so the large and medium field of view lenses that are popular in the market for monitoring, video recording, and vehicle use either have lower resolution, or are more expensive, or can only be used under strong light conditions. use in the case of
This is very inconvenient in use, and cannot meet the needs of consumers for convenient observation, high quality and low price, and day and night sharing.

Method used

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  • Optical system applied to monitoring, shooting and vehicles
  • Optical system applied to monitoring, shooting and vehicles
  • Optical system applied to monitoring, shooting and vehicles

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Embodiment Construction

[0023] The present invention will be described in further detail below in conjunction with the accompanying drawings and specific embodiments:

[0024] Optical systems used in monitoring, camera, and vehicle-mounted, and can be used for photosensitive devices such as CMOS photosensitive films or CCD chips, including a first lens 1, a second lens 2, a third lens 3, and a first lens from the object side to the image side. Four lens 4, fifth lens 5, sixth lens 6 and image plane 7. All the lenses of the first lens 1 to the sixth lens 6 are made of optical glass, and the lens surfaces are spherical, so that the manufacturing cost is relatively low and the processing is easy.

[0025] The shape of the first lens is a meniscus, the concave surface of the lens faces the diaphragm, and has the ability to change the refraction angle of the light at the edges of the large and medium fields of view. The shape of the second lens is a meniscus, the concave surface of the lens faces the dia...

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PUM

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Abstract

The invention relates to an optical system applied to monitoring, shooting and vehicles. The optical system comprises a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens and an image surface which are sequentially arranged from an object space to an image space. The first lens, the second lens, the third lens, the fourth lens, the fifth lens and the sixth lens are all made of optical glass, and the surface types of the lenses are all spherical surface types. The optical system applied to monitoring, shooting and vehicles aims at overcoming the shortcoming in the prior art.

Description

【Technical field】 [0001] The invention relates to an optical system, in particular to an economical optical system with high-definition resolution and high-definition resolution, which is applied to monitoring, camera, and vehicle-mounted day and night sharing. 【Background technique】 [0002] At present, large and medium field of view lenses for surveillance, video, and vehicle generally have the following shortcomings: low resolution, high cost, and can only be used in strong light conditions. [0003] Now the mainstream surveillance, camera and vehicle-mounted lenses on the market are mainly of low resolution, and cannot work normally when the light is weak, especially at night. It is far from meeting the requirements of high-definition and 24-hour normal operation of the pictures required by monitoring, camera, and vehicle-mounted. [0004] There are very few lenses that overcome all the above shortcomings, so the popular large and medium field of view lenses for surveil...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G02B13/00G02B13/14G02B1/00
Inventor 郑敏邹文镔李建华王晓龚俊强
Owner UNION OPTECH
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