CN116643378B - Six-piece-type 6p miniature low Wen Piaochao wide-angle lens - Google Patents
Six-piece-type 6p miniature low Wen Piaochao wide-angle lens Download PDFInfo
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- CN116643378B CN116643378B CN202310648451.5A CN202310648451A CN116643378B CN 116643378 B CN116643378 B CN 116643378B CN 202310648451 A CN202310648451 A CN 202310648451A CN 116643378 B CN116643378 B CN 116643378B
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- 230000003287 optical effect Effects 0.000 claims abstract description 16
- 238000007654 immersion Methods 0.000 abstract description 5
- 230000000007 visual effect Effects 0.000 abstract description 5
- 230000004304 visual acuity Effects 0.000 abstract description 4
- 238000013461 design Methods 0.000 abstract description 3
- 238000012544 monitoring process Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 47
- 238000012546 transfer Methods 0.000 description 8
- 230000009286 beneficial effect Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 210000001747 pupil Anatomy 0.000 description 4
- 230000004075 alteration Effects 0.000 description 3
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/001—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras
- G02B13/0015—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras characterised by the lens design
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/001—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras
- G02B13/0015—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras characterised by the lens design
- G02B13/002—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras characterised by the lens design having at least one aspherical surface
- G02B13/0045—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras characterised by the lens design having at least one aspherical surface having five or more lenses
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/06—Panoramic objectives; So-called "sky lenses" including panoramic objectives having reflecting surfaces
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/18—Optical objectives specially designed for the purposes specified below with lenses having one or more non-spherical faces, e.g. for reducing geometrical aberration
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/017—Head mounted
- G02B27/0172—Head mounted characterised by optical features
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/0101—Head-up displays characterised by optical features
- G02B2027/0123—Head-up displays characterised by optical features comprising devices increasing the field of view
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/0101—Head-up displays characterised by optical features
- G02B2027/0138—Head-up displays characterised by optical features comprising image capture systems, e.g. camera
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
Abstract
The invention provides a six-piece-type architecture 6p microminiature low Wen Piaochao wide-angle lens, which comprises six lenses, namely a first lens, a second lens, a third lens, an aperture diaphragm, a fourth lens, a fifth lens and a sixth lens, wherein the first lens, the second lens, the third lens, the aperture diaphragm, the fourth lens, the fifth lens and the sixth lens start from an object side to an image side along an optical axis. The invention designs the corresponding structure and the corresponding parameters for six lenses, has small volume, can be suitable for more complex and diversified scenes, and effectively reduces the system cost; the immersion sense can be increased by a large visual field, and the large-scale monitoring can be realized by a single lens; the low temperature drift can enhance the reliability of the system and still has good resolving power in extremely cold or hot environments.
Description
Technical Field
The invention relates to the field of optical devices, in particular to a six-piece-type architecture 6p microminiature low Wen Piaochao wide-angle lens.
Background
Since 2021, the metacosmic system has rapidly developed. The home office, driving simulation, online teaching, virtual shopping and the like can be realized through meta universe loose removal, the optical lens plays an important pivot role in the meta universe, the meta universe is realized, and visual experience can be brought to a user, so that the optical lens belongs to visual effect. Techniques such as AR, VR, etc., in VR optics, a 90 ° field angle is considered to be the sum of the ruled lines of the VR immersion experience, and a 120 ° field angle is generally considered to be the criterion for the partial immersion experience. With the wider and wider application range of the optical lens, the problem of performance variation of the lens at different temperatures is not ignored.
Disclosure of Invention
The invention provides a six-piece-type architecture 6p microminiature low Wen Piaochao wide-angle lens aiming at the technical problems in the prior art, which comprises a first lens, a second lens, a third lens, an aperture diaphragm, a fourth lens, a fifth lens and a sixth lens from an object space to an image space along an optical axis;
The first lens is a negative lens and is a biconcave mirror surface;
the second lens is a negative lens and is a biconcave mirror surface;
the third lens is a positive lens and is a biconvex lens;
The fourth lens is a positive lens and a biconvex lens.
The fifth lens is a negative lens and a biconcave mirror;
The sixth lens is a negative lens, is concave towards the object, and has a change from concave to convex from the center concave to the edge in the aspect of image comparison.
On the basis of the technical scheme, the invention can also make the following improvements.
Optionally, the focal length of the third lens is f3, and the total focal length of the lens is f, which satisfies the following conditions:
1.3≤|f3/f|≤1.5。
Optionally, the combined focal length of the first, second and third lenses is a front group focal length f123, and the combined focal length of the fourth, fifth and sixth lenses is a back group focal length f456, which satisfies:
1.0≤f123/f456≤1.5。
optionally, the combined focal length of the first lens, the second lens and the third lens is a front group focal length f123, and the total focal length of the lens is f, which satisfies the following conditions:
2.8≤f123/f≤3.5。
Optionally, the combined focal length of the fourth lens element, the fifth lens element and the sixth lens element is a back group focal length f456, and the total focal length of the lens element is f, which satisfies the following conditions:
2.3≤f456/f≤2.7。
optionally, the abbe number of the third lens satisfies:
50≤vd≤60。
optionally, the curvature radius of the surface of the third lens concave towards the image surface is L3R2, and the total focal length of the lens is f, which satisfies the following conditions:
0.7≤|L3R2/f|≤1.0。
the six-piece-type architecture 6p microminiature low Wen Piaochao wide-angle lens provided by the invention designs corresponding structures and corresponding parameters for six lenses, has small volume, can be suitable for more complex and various scenes, and effectively reduces the system cost; the immersion sense can be increased by a large visual field, and the large-scale monitoring can be realized by a single lens; the low temperature drift can enhance the reliability of the system and still has good resolving power in extremely cold or hot environments.
Drawings
Fig. 1 is a schematic structural diagram of a six-piece 6p micro low Wen Piaochao wide-angle lens according to a first embodiment of the present invention;
fig. 2 is a schematic diagram of FFT MTF data of a six-piece architecture 6p microminiature low Wen Piaochao wide angle lens according to field of view position variation in the first embodiment;
Fig. 3 is a schematic diagram of FFT modulation transfer function data of a six-piece architecture 6p microminiature low Wen Piaochao wide angle lens with defocus variation at a specified frequency according to the first embodiment;
Fig. 4 is a schematic diagram of distortion and curvature of field of a six-piece 6p microminiature low Wen Piaochao wide angle lens according to the first embodiment at any field of view at Wave-defined wavelength, at any pupil;
fig. 5 is a Ray fan diagram of a six-piece 6p micro low Wen Piaochao wide-angle lens according to the first embodiment;
Fig. 6 is a schematic diagram of comparing each field of view of the six-piece 6p micro low Wen Piaochao wide-angle lens with the center brightness according to the first embodiment;
Fig. 7 is a schematic structural diagram of a six-piece 6p micro low Wen Piaochao wide-angle lens according to a second embodiment of the present invention;
Fig. 8 is a diagram of FFT MTF data of a six-piece architecture 6p microminiature low Wen Piaochao wide angle lens according to the field of view position;
Fig. 9 is a diagram of FFT modulation transfer function data of a six-piece architecture 6p microminiature low Wen Piaochao wide angle lens with defocus variation at a specified frequency according to a second embodiment;
Fig. 10 is a schematic diagram of distortion and curvature of field of a six-piece 6p microminiature low Wen Piaochao wide angle lens according to a second embodiment of the present invention at any field of view at Wave-defined wavelengths, at any pupil;
fig. 11 is a Ray fan diagram of a six-piece 6p micro low Wen Piaochao wide-angle lens according to a second embodiment;
Fig. 12 is a schematic diagram showing a comparison between each field of view and the center brightness of a six-piece-structure 6p micro low Wen Piaochao wide-angle lens according to a second embodiment;
Fig. 13 is a schematic structural diagram of a six-piece 6p micro low Wen Piaochao wide-angle lens according to a third embodiment of the present invention;
Fig. 14 is a diagram of FFT MTF data of a six-piece architecture 6p microminiature low Wen Piaochao wide angle lens according to the field of view position;
fig. 15 is a diagram of FFT modulation transfer function data of a six-piece architecture 6p microminiature low Wen Piaochao wide angle lens with defocus variation at a specified frequency according to a third embodiment;
fig. 16 is a diagram showing distortion and curvature of field of a six-piece 6p microminiature low Wen Piaochao wide angle lens according to a third embodiment at any field of view at Wave-defined wavelength, at any pupil;
Fig. 17 is a Ray fan diagram of a six-piece 6p micro low Wen Piaochao wide-angle lens according to a third embodiment;
Fig. 18 is a schematic diagram showing a comparison between each field of view and the center brightness of a six-piece 6p micro low Wen Piaochao wide-angle lens according to a third embodiment;
Fig. 19 is a schematic structural diagram of a six-piece 6p micro low Wen Piaochao wide-angle lens according to a fourth embodiment of the present invention;
Fig. 20 is a diagram of FFT MTF data of a six-piece architecture 6p microminiature low Wen Piaochao wide angle lens according to the fourth embodiment as a function of field position;
fig. 21 is a diagram showing FFT modulation transfer function data of a six-piece architecture 6p microminiature low Wen Piaochao wide angle lens of a fourth embodiment with defocus variation at a specified frequency;
Fig. 22 is a diagram showing distortion and curvature of field of a six-piece 6p microminiature low Wen Piaochao wide angle lens according to a fourth embodiment at any field of view at Wave-defined wavelength, at any pupil;
Fig. 23 is a Ray fan diagram of a six-piece architecture 6p miniature low Wen Piaochao wide-angle lens according to a fourth embodiment;
fig. 24 is a schematic diagram showing the contrast between each field of view and the center brightness of the six-piece 6p miniature low Wen Piaochao wide-angle lens according to the fourth embodiment.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention. In addition, the technical features of each embodiment or the single embodiment provided by the invention can be combined with each other at will to form a feasible technical scheme, and the combination is not limited by the sequence of steps and/or the structural composition mode, but is necessarily based on the fact that a person of ordinary skill in the art can realize the combination, and when the technical scheme is contradictory or can not realize, the combination of the technical scheme is not considered to exist and is not within the protection scope of the invention claimed.
In order to reduce the drift of the performance of the lens with temperature and meet the design requirements of clear imaging, the distortion effect is relatively small. The invention provides a six-piece-type structure 6p miniature low Wen Piaochao wide-angle lens, referring to fig. 1, which is a six-piece-type structure 6p miniature low Wen Piaochao wide-angle lens provided by the first embodiment of the invention, wherein six lenses are used, and the arrangement sequence of elements from an object side to an image side along an optical axis is as follows: a first lens (L1), a second lens (L2), a third lens (L3), an aperture STOP (STOP), a fourth lens (L4), a fifth lens (L5), and a sixth lens (L6).
Wherein the first lens (L1) is a negative lens and is a biconcave mirror surface. The second lens (L2) is a negative lens and is a biconcave mirror surface. The third lens (L3) is a positive lens and is a biconvex mirror surface. The fourth lens (L4) is a positive lens and a double convex lens. The fifth lens (L5) is a negative lens and a biconcave mirror. The sixth lens (L6) is a negative lens, is concave toward the object, and has a change from concave to convex in the center concave to convex in the edge in the image.
The combined focal length of the first lens (L1) and the second lens (L2) is f12, the focal length of the third lens (L3) is f3, the total focal length of the lenses is f, the combined focal length of the first lens (L1), the second lens (L2) and the third lens (L3) is a front group focal length f123, and the combined focal length of the fourth lens (L4), the fifth lens (L5) and the sixth lens (L6) is a back group focal length f456. The Abbe number of the third lens (L3) is vd, and the curvature radius of the concave surface of the third lens is L3R2.
The parameters of each lens meet the following conditions:
1.3≤|f3/f|≤1.5；
1.0≤f123/f456≤1.5；
2.8≤f123/f≤3.5；
2.3≤f456/f≤2.7；
50≤vd≤60；
0.7≤|L3R2/f|≤1.0。
The data of each lens of the six-piece 6p micro low Wen Piaochao wide-angle lens of the first embodiment is shown in table 1 below.
TABLE 1
The conditions that the optical parameters of the first lens to the sixth lens satisfy are shown in table 2.
TABLE 2
| f456/f＝ | 2.6744 |
| f123/f＝ | 3.8679 |
| f123/f456＝ | 1.0724 |
| f3/f＝ | 1.3148 |
| |L3R2/f|＝ | 0.7753 |
Fig. 2 is a diagram showing FFT MTF data of the low Wen Piaochao wide-angle lens according to the first embodiment as a function of field position. Fig. 3 is a schematic diagram of FFT modulation transfer function data of defocus variation of the low Wen Piaochao wide-angle lens of the first embodiment at a specific frequency, fig. 4 is a schematic diagram of distortion and curvature of field of light at any field of view of the low Wen Piaochao wide-angle lens of the first embodiment at a wavelength defined by Wave, and fig. 5 is a Ray fan diagram of the low Wen Piaochao wide-angle lens of the first embodiment; fig. 6 is a schematic diagram showing the contrast between each field of view and the center brightness of the low Wen Piaochao wide-angle lens of the first embodiment.
Fig. 7 is a schematic structural diagram of a six-piece 6p micro low Wen Piaochao wide-angle lens according to a second embodiment, which has the same structure as that of the first embodiment, and is different from that of the first embodiment in that: the lens data, the cone coefficient, the aspherical coefficient and the optical parameter of each lens are different.
The data of each lens of the low Wen Piaochao wide-angle lens of the second embodiment is shown in table 3 below.
TABLE 3 Table 3
The conditions that the optical parameters of the first lens to the sixth lens satisfy are shown in table 4.
TABLE 4 Table 4
| f456/f＝ | 2.6700 |
| f123/f＝ | 2.8696 |
| f123/f456＝ | 1.0747 |
| f3/f＝ | 1.3158 |
| |L3R2/f|＝ | 0.7758 |
Fig. 8 is a diagram of FFT MTF data of the low Wen Piaochao wide-angle lens according to the second embodiment as a function of field position. Fig. 9 is a schematic diagram of FFT modulation transfer function data of defocus variation of the low Wen Piaochao wide-angle lens of the second embodiment at a specific frequency, fig. 10 is a schematic diagram of distortion and curvature of field of light at any field of view of the low Wen Piaochao wide-angle lens of the second embodiment at a wavelength defined by Wave, and fig. 11 is a Ray fan diagram of the low Wen Piaochao wide-angle lens of the second embodiment; fig. 12 is a schematic diagram showing a comparison between each field of view and the center brightness of the low Wen Piaochao wide-angle lens according to the second embodiment.
Fig. 13 is a schematic structural diagram of a six-piece 6p micro low Wen Piaochao wide-angle lens according to a third embodiment, which has the same structure as that of the first embodiment, and is different from that of the first embodiment in that: the lens data, the cone coefficient, the aspherical coefficient and the optical parameter of each lens are different.
The data of each lens of the low Wen Piaochao wide-angle lens of the third embodiment is shown in table 5 below.
TABLE 5
The conditions that the optical parameters of the first lens to the sixth lens satisfy are shown in table 6.
TABLE 6
| f456/f＝ | 2.3666 |
| f123/f＝ | 0.2966 |
| f123/f456＝ | 1.4248 |
| f3/f＝ | 1.3424 |
| |L3R2/f|＝ | 0.7406 |
Fig. 14 is a diagram showing FFT MTF data of a low Wen Piaochao wide-angle lens according to a third embodiment as a function of field position. Fig. 15 is a diagram of FFT modulation transfer function data of defocus variation of the low Wen Piaochao wide-angle lens of the third embodiment at a specified frequency, fig. 16 is a diagram of distortion and curvature of field of light at arbitrary field of the low Wen Piaochao wide-angle lens of the third embodiment at Wave-defined wavelength, and fig. 17 is a Ray fan diagram of the low Wen Piaochao wide-angle lens of the third embodiment; fig. 18 is a schematic diagram showing a comparison between each field of view and the center brightness of the low Wen Piaochao wide-angle lens according to the third embodiment.
Fig. 19 is a schematic structural diagram of a six-piece 6p micro low Wen Piaochao wide-angle lens according to a fourth embodiment, which is identical to the first embodiment in structure, and is different from the first embodiment in that: the lens data, the cone coefficient, the aspherical coefficient and the optical parameter of each lens are different.
Among them, each lens data of the low Wen Piaochao wide-angle lens of the fourth embodiment is as follows in table 7.
TABLE 7
The conditions that the optical parameters of the first lens to the sixth lens satisfy are shown in table 8.
TABLE 8
| f456/f＝ | 2.4235 |
| f123/f＝ | 0.2926 |
| f123/f456＝ | 1.4101 |
| f3/f＝ | 1.4742 |
| |L3R2/f|＝ | 0.9165 |
Fig. 20 is a diagram showing FFT MTF data of a low Wen Piaochao wide-angle lens according to a fourth embodiment as a function of field position. Fig. 21 is a diagram showing FFT modulation transfer function data of defocus variation of the low Wen Piaochao wide-angle lens of the fourth embodiment at a specified frequency, fig. 22 is a diagram showing distortion and curvature of field of light at an arbitrary field of view of the low Wen Piaochao wide-angle lens of the fourth embodiment at a wavelength defined by Wave, and fig. 23 is a Ray fan diagram of the low Wen Piaochao wide-angle lens of the fourth embodiment; fig. 24 is a schematic diagram showing the contrast between each field of view and the center brightness of the low Wen Piaochao wide-angle lens according to the fourth embodiment.
The six-piece-type architecture 6p microminiature low Wen Piaochao wide-angle lens provided by the embodiment of the invention has small volume, can be suitable for more complex and various scenes, and effectively reduces the system cost; the immersion sense can be increased by a large visual field, and the large-scale monitoring can be realized by a single lens; the low-temperature drift can enhance the reliability of the system, and has good resolving power under extremely cold or extremely hot environments, and particularly, the front group focal length f 123/total focal length f is more than or equal to 1.3 and less than or equal to 1.5, so that the lens is beneficial to correcting distortion; the back group focal length f 456/total focal length f is more than or equal to 2.3 and less than or equal to 2.7, which is beneficial to improving the resolving power of the lens; the third lens focal length f3/f is 1.3 to 1.5 and the abbe number vd is between 50 and 60, which is advantageous for correcting chromatic aberration by the lens. The total optical length of the lens is 5.5-6.5mm, which is favorable for realizing small volume; the change of the back focus in the temperature change of-20-60 degrees meets the requirement of 5.5 um-11 um, which is beneficial to realizing low-temperature drift; the maximum field angle satisfies FOV not less than 142 degrees, which is beneficial to realizing ultra-wide angle.
In the foregoing embodiments, the descriptions of the embodiments are focused on, and for those portions of one embodiment that are not described in detail, reference may be made to the related descriptions of other embodiments.
While preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the following claims be interpreted as including the preferred embodiments and all such alterations and modifications as fall within the scope of the invention.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present invention without departing from the spirit or scope of the invention. Thus, it is intended that the present invention also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (1)
1. A six-piece 6p microminiature low Wen Piaochao wide-angle lens is characterized by comprising the following components from the object side along the optical axis
A first lens, a second lens, a third lens, an aperture stop, a fourth lens, a fifth lens, and a sixth lens to an image side;
The first lens is a negative lens and is a biconcave mirror surface;
the second lens is a negative lens and is a biconcave mirror surface;
the third lens is a positive lens and is a biconvex lens;
The fourth lens is a positive lens and a biconvex lens;
the fifth lens is a negative lens and a biconcave mirror;
the sixth lens is a negative lens, the object side is a concave surface, and the central concave surface changes from concave to convex towards the edge in the aspect of image comparison; the focal length of the third lens is f3, and the total focal length of the lens is f, which satisfies the following conditions:
1.3≤|f3/f|≤1.5；
The combination of the first lens, the second lens and the third lens
The focal length is a front group focal length f123, and the combined focal length of the fourth lens, the fifth lens, and the sixth lens is a back group focal length f456, which satisfies:
1.0≤f123/f456≤1.5；
The combined focal length of the first lens, the second lens and the third lens is a front group focal length f123, and the total focal length of the lens is f, which satisfies the following conditions:
2.8≤f123/f≤3.5；
the combined focal length of the fourth lens, the fifth lens and the sixth lens is a back group focal length f456, and the total focal length of the lens is f, which satisfies the following conditions:
2.3≤f456/f≤2.7；
The abbe number of the third lens satisfies:
50≤vd≤60；
The curvature radius of the surface of the third lens protruding towards the image surface is L3R2, and the total focal length of the lens is f, which satisfies the following conditions:
0.7≤|L3R2/f|≤1.0。
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| CN107783251A (en) * | 2016-08-26 | 2018-03-09 | 大立光电股份有限公司 | Image lenses, image-taking device and electronic installation |
| CN114296221A (en) * | 2022-02-25 | 2022-04-08 | 厦门力鼎光电股份有限公司 | Wide-angle lens |
| CN115793204A (en) * | 2022-11-11 | 2023-03-14 | 湖北华鑫光电有限公司 | Six-piece type micro fisheye lens |
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2023
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104330879A (en) * | 2014-07-29 | 2015-02-04 | 玉晶光电(厦门)有限公司 | Optical imaging lens and electronic device using lens |
| CN107783251A (en) * | 2016-08-26 | 2018-03-09 | 大立光电股份有限公司 | Image lenses, image-taking device and electronic installation |
| CN110554481A (en) * | 2016-08-26 | 2019-12-10 | 大立光电股份有限公司 | Image lens and image capturing device |
| CN110568589A (en) * | 2016-08-26 | 2019-12-13 | 大立光电股份有限公司 | Image lens, image capturing device and electronic device |
| CN114296221A (en) * | 2022-02-25 | 2022-04-08 | 厦门力鼎光电股份有限公司 | Wide-angle lens |
| CN115793204A (en) * | 2022-11-11 | 2023-03-14 | 湖北华鑫光电有限公司 | Six-piece type micro fisheye lens |
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