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Lens structure, manufacturing method thereof, and camera

A manufacturing method and lens technology, applied in the field of photography, can solve the problems of large fluctuation of lens structure quality, low yield rate, and large difference in optical axis of adjacent lenses, and achieve a large adjustment range, improve yield, and improve quality. Effect

Active Publication Date: 2020-11-17
HUAWEI TECH CO LTD
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  • Abstract
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  • Claims
  • Application Information

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Problems solved by technology

[0003] At present, the lens structure of a traditional camera (such as a miniature camera) includes: a lens barrel, a plurality of lenses located in the lens barrel, and a spacer between adjacent lenses, wherein there is a slight difference in the central optical axis of each lens, Moreover, during the assembly process, it will also be affected by the size of the inner cavity of the lens barrel and the assembly accuracy, resulting in a large difference in the optical axis of adjacent lenses, resulting in large fluctuations in the quality of the lens structure and low yield

Method used

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  • Lens structure, manufacturing method thereof, and camera
  • Lens structure, manufacturing method thereof, and camera
  • Lens structure, manufacturing method thereof, and camera

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Embodiment Construction

[0023] The following will clearly and completely describe the technical solutions in the embodiments of the application with reference to the drawings in the embodiments of the application. Apparently, the described embodiments are only some of the embodiments of the application, not all of them. Based on the embodiments in this application, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of this application.

[0024] As mentioned in the background art section, the quality of the lens structure of a traditional camera fluctuates greatly, and the yield rate is low.

[0025] The inventor found that the first lens near the light hole of the lens structure inside the lens structure is closer to the focal length point of the lens structure, and when the incident light enters the lens structure, it first passes through the first lens, so , the alignment of the optical axis position of the first ...

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Abstract

A lens structure and a manufacturing method thereof, a camera comprising the lens structure, the lens structure comprising: a lens barrel (10); a first lens (30) positioned at the first end surface of the lens barrel (10), the first lens (30) comprising a focusing A light area and an edge area located at the periphery of the light-gathering area; a light-shielding structure (40) covering the edge area of ​​the first lens (30); and at least one second lens (20) located inside the lens barrel (10). In this lens structure, the first lens (30) is arranged on the outside of the lens barrel (10) shell, and the adjustment range is large, the convenience is strong, and the flexibility is high. Moreover, the optical axis of the first lens (30) is at least The alignment degree between the optical axes of a second lens (20) is relatively high, which improves the quality of the lens structure and the yield rate of the lens structure. In addition, with this lens structure, it is also possible to distinguish whether the cause of the quality problem of the lens structure is an assembly problem of at least one second lens (20) or a position setting problem of the first lens (30).

Description

[0001] This application claims the priority of the Chinese patent application with the application number 201710002830.1 and the title of the invention “A Lens and Terminal” submitted to the China Patent Office on January 03, 2017, the entire contents of which are incorporated in this application by reference. technical field [0002] The embodiments of the present application relate to the field of camera technology, and in particular, to a lens structure, a camera including the lens structure, and a method for manufacturing the lens structure. Background technique [0003] At present, the lens structure of a traditional camera (such as a miniature camera) includes: a lens barrel, a plurality of lenses located in the lens barrel, and a spacer between adjacent lenses, wherein there is a slight difference in the central optical axis of each lens, In addition, during the assembly process, it will also be affected by the size of the inner cavity of the lens barrel and the assemb...

Claims

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Application Information

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IPC IPC(8): G02B7/02G03B17/02H04N5/225
CPCG02B7/02G03B17/02G02B7/021H04N23/55G02B7/025G03B17/12
Inventor 王建文侯锨锠赵宏原
Owner HUAWEI TECH CO LTD
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