CN212083797U - High-pixel four-piece type ultra-wide-angle lens - Google Patents
High-pixel four-piece type ultra-wide-angle lens Download PDFInfo
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- CN212083797U CN212083797U CN202020358198.1U CN202020358198U CN212083797U CN 212083797 U CN212083797 U CN 212083797U CN 202020358198 U CN202020358198 U CN 202020358198U CN 212083797 U CN212083797 U CN 212083797U
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Abstract
The utility model relates to a high-pixel four-piece type super wide-angle lens, which comprises a first lens, a second lens, a third lens and a fourth lens; the first lens is arranged on the object side surface along the optical axis, and the second lens is arranged on the image side surface of the first lens; the image side surface of the second lens is provided with a third lens, and the image side surface of the third lens is provided with a fourth lens. The total optical length of the lens is smaller than 3.97mm, the small-head and ultra-large wide-angle lens is realized, and the full-screen smart phone is suitable for full-screen smart phones.
Description
Technical Field
The utility model relates to a high pixel four-piece type super wide-angle lens is applicable to high pixel's wide angle smart mobile phone or ultra-thin video camera device.
Background
With the development of image sensor chip technology, the size of a single pixel is made smaller and smaller, which requires that the resolution of the camera lens used therewith is higher and higher. The smart phone with a camera function has a new development trend along with the market demand recently, and besides the requirements for high pixel, large aperture and ultra-thin type, the ultra-wide angle lens also has a hot trend in the market recently. This requires that the camera lens not only meet the requirements of high pixel and small head, but also meet the requirement of an ultra-large field angle to meet the brand new experience of the user.
The utility model discloses the content
The utility model provides a high pixel four-piece type super wide angle lens adopts 4 aspheric surface plastic lenses, also has fine performance to making a video recording under the darker environment, and the biggest image circle is phi 3.928mm to the biggest angle of vision is greater than 120.
The technical scheme of the utility model is that:
a high-pixel four-piece type ultra-wide-angle lens comprises a first lens, a second lens, a third lens and a fourth lens;
the first lens is arranged on the object side surface along the optical axis, and the second lens is arranged on the image side surface of the first lens; the image side surface of the second lens is provided with a third lens, and the image side surface of the third lens is provided with a fourth lens.
The first lens has negative refractive power, and the object side surface and the image side surface are of a concave structure.
The second lens has positive refractive power, and the object side surface and the image side surface are of convex structures.
The third lens has negative refractive power, and the object side surface and the image side surface are of a concave structure.
The fourth lens has positive refractive power, and the object side surface is of a convex structure and the image side surface is of a concave structure.
An aperture diaphragm is arranged between the first lens and the second lens.
The first lens, the second lens, the third lens and the fourth lens are aspheric plastic lenses.
The utility model has the advantages that: the utility model discloses can realize high pixel, big light ring, ultra-thin type requirement, have the super large wide angle, be applicable to comprehensive screen smart mobile phone.
Drawings
Fig. 1 is a schematic view of an optical lens of the present invention.
Fig. 2 is a two-dimensional view of the optical system of the present invention.
Detailed Description
A high-pixel four-piece type ultra-wide-angle lens comprises a first lens 1, a second lens 3, a third lens 4 and a fourth lens 5;
the first lens is arranged on the object side surface along the optical axis, and the second lens is arranged on the image side surface of the first lens; the image side surface of the second lens is provided with a third lens, and the image side surface of the third lens is provided with a fourth lens.
The first lens has negative refractive power, and the object side surface and the image side surface are of a concave structure.
The second lens has positive refractive power, and the object side surface and the image side surface are of convex structures.
The third lens has negative refractive power, and the object side surface and the image side surface are of a concave structure.
The fourth lens has positive refractive power, and the object side surface is of a convex structure and the image side surface is of a concave structure.
An aperture diaphragm 2 is arranged between the first lens and the second lens.
The first lens, the second lens, the third lens and the fourth lens are aspheric plastic lenses.
The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention should be covered by the present patent.
Claims (3)
1. A high-pixel four-piece type ultra-wide-angle lens is characterized by comprising a first lens, a second lens, a third lens and a fourth lens;
the first lens is arranged on the object side surface along the optical axis, and the second lens is arranged on the image side surface of the first lens; the image side surface of the second lens is provided with a third lens, and the image side surface of the third lens is provided with a fourth lens;
the first lens has negative refractive power, and the object side surface and the image side surface are of concave structures;
the second lens has positive refractive power, and the object side surface and the image side surface are convex structures;
the third lens has negative refractive power, and the object side surface and the image side surface are of concave structures;
the fourth lens has positive refractive power, and the object side surface is of a convex structure and the image side surface is of a concave structure.
2. The high-pixel four-lens ultra-wide-angle lens according to claim 1,
an aperture diaphragm is arranged between the first lens and the second lens.
3. The high-pixel four-lens ultra-wide-angle lens according to claim 1,
the first lens, the second lens, the third lens and the fourth lens are aspheric plastic lenses.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020358198.1U CN212083797U (en) | 2020-03-20 | 2020-03-20 | High-pixel four-piece type ultra-wide-angle lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020358198.1U CN212083797U (en) | 2020-03-20 | 2020-03-20 | High-pixel four-piece type ultra-wide-angle lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212083797U true CN212083797U (en) | 2020-12-04 |
Family
ID=73562915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020358198.1U Active CN212083797U (en) | 2020-03-20 | 2020-03-20 | High-pixel four-piece type ultra-wide-angle lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212083797U (en) |
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2020
- 2020-03-20 CN CN202020358198.1U patent/CN212083797U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A High Pixel Four Piece Ultra Wide Angle Lens Effective date of registration: 20220929 Granted publication date: 20201204 Pledgee: China Construction Bank Corporation Panjin branch Pledgor: Liaoning Zhonglan Photoelectric Technology Co.,Ltd. Registration number: Y2022210000157 |