CN108445608A - High-pixel wide-angle infrared optical system and its camera module of application - Google Patents
High-pixel wide-angle infrared optical system and its camera module of application Download PDFInfo
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- CN108445608A CN108445608A CN201810545636.2A CN201810545636A CN108445608A CN 108445608 A CN108445608 A CN 108445608A CN 201810545636 A CN201810545636 A CN 201810545636A CN 108445608 A CN108445608 A CN 108445608A
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- 230000003287 optical effect Effects 0.000 title claims abstract description 72
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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
- 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
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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
- G02B13/06—Panoramic objectives; So-called "sky lenses" including panoramic objectives having reflecting surfaces
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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
- G02B13/14—Optical objectives specially designed for the purposes specified below for use with infrared or ultraviolet radiation
- G02B13/146—Optical objectives specially designed for the purposes specified below for use with infrared or ultraviolet radiation with corrections for use in multiple wavelength bands, such as infrared and visible light, e.g. FLIR systems
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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
- G02B13/18—Optical objectives specially designed for the purposes specified below with lenses having one or more non-spherical faces, e.g. for reducing geometrical aberration
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/10—Information and communication technologies [ICT] supporting adaptation to climate change, e.g. for weather forecasting or climate simulation
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Abstract
The embodiment of the invention discloses a kind of high-pixel wide-angle infrared optical systems, include successively from object plane to image planes along optical axis：First lens, the second lens, the third lens, the 4th lens and the 5th lens；The image planes side of first lens is concave surface, and focal power is negative；The object plane side of second lens is convex surface, and image planes side is concave surface, and focal power is just；The image planes side of the third lens is convex surface, and focal power is just；The object plane side of 4th lens is concave surface, and image planes side is convex surface, and focal power is just；The object plane side of 5th lens is convex surface, and image planes side is concave surface, and focal power is just.On the other hand, the embodiment of the present invention additionally provides a kind of camera module.The optical system and camera module of the embodiment of the present invention are mainly made of 5 pieces of lens, and lens piece number is few, simple in structure；Using the intercombination of different lens and reasonable distribution focal power, there are the superperformances such as large aperture, big visual angle, high pixel and extraordinary athermal.
Description
Technical field：
The present invention relates to a kind of optical system and its camera module of application, especially a kind of high-pixel wide-angle infrared optics
System and its camera module of application.
Background technology：
With the application of infrared imagery technique and the development of intelligent driving auxiliary system, infrared lens are more and more extensive
Ground is applied to automotive field.But traditional infrared lens there are number of lenses more, complicated problem.
Invention content：
More, of high cost problem that there are number of lenses to overcome traditional infrared camera lens, an embodiment of the present invention provides one kind
High-pixel wide-angle infrared optical system.
A kind of high-pixel wide-angle infrared optical system includes successively from object plane to image planes along optical axis：First lens, second are thoroughly
Mirror, the third lens, the 4th lens and the 5th lens；
The image planes side of first lens is concave surface, and focal power is negative；
The object plane side of second lens is convex surface, and image planes side is concave surface, and focal power is just；
The image planes side of the third lens is convex surface, and focal power is just；
The object plane side of 4th lens is concave surface, and image planes side is convex surface, and focal power is just；
The object plane side of 5th lens is convex surface, and image planes side is concave surface, and focal power is just.
On the other hand, the embodiment of the present invention additionally provides a kind of camera module.
A kind of camera module, includes at least optical lens, and it is red to be equipped with high-pixel wide-angle described above in optical lens
Outer optical system.
The optical system and camera module of the embodiment of the present invention are mainly made of 5 pieces of lens, and lens piece number is few, structure letter
It is single；It is combined with each other using different lens and reasonable distribution focal power, there is large aperture, big visual angle, high pixel and extraordinary
The superperformances such as athermal.
Description of the drawings：
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, other are can also be obtained according to these attached drawings
Attached drawing.
Fig. 1 is the optical system of the present invention or the structural schematic diagram one of camera module；
Fig. 2 is the distortion curve figure at the optical system of the present invention or+25 DEG C of camera module；
Fig. 3 is the MTF curve figure at the optical system of the present invention or+25 DEG C of camera module；
Fig. 4 is the relative illumination figure at the optical system of the present invention or+25 DEG C of camera module；
Fig. 5 is the MTF curve figure at the optical system of the present invention or -40 DEG C of camera module；
Fig. 6 is the MTF curve figure at the optical system of the present invention or+85 DEG C of camera module；
Fig. 7 is the optical system of the present invention or the structural schematic diagram two of camera module；
Fig. 8 is the optical system of the present invention or the structural schematic diagram three of camera module；
Fig. 9 is the optical system of the present invention or the structural schematic diagram four of camera module；
Figure 10 is the optical system of the present invention or the structural schematic diagram five of camera module；
Figure 11 is the optical system of the present invention or the structural schematic diagram six of camera module；
Figure 12 is the optical system of the present invention or the structural schematic diagram seven of camera module；
Figure 13 is the optical system of the present invention or the structural schematic diagram eight of camera module；
Figure 14 is the optical system of the present invention or the structural schematic diagram nine of camera module.
Specific implementation mode：
In order to make the technical problems, technical solutions and beneficial effects solved by the present invention be more clearly understood, below in conjunction with
Accompanying drawings and embodiments, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only used
To explain the present invention, it is not intended to limit the present invention.
When the embodiment of the present invention refers to the ordinal numbers such as " first ", " second ", unless based on context its express really it is suitable
The meaning of sequence, it should be understood that only play differentiation and be used.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
Can also be electrical connection to be mechanical connection；It can be directly connected, can also indirectly connected through an intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
An embodiment of the present invention provides a kind of high-pixel wide-angle infrared optical systems, are wrapped successively from object plane to image planes along optical axis
It includes：First lens 1, the second lens 2, the third lens 3, the 4th lens 4 and the 5th lens 5.
The object plane side shape of first lens 1 is arbitrary, and image planes side is concave surface, and focal power is negative；
The object plane side of second lens 2 is convex surface, and image planes side is concave surface, and focal power is just；
The object plane side shape of the third lens 3 is arbitrary, and image planes side is convex surface, and focal power is just；
The object plane side of 4th lens 4 is concave surface, and image planes side is convex surface, and focal power is just；
The object plane side of 5th lens 5 is convex surface, and image planes side is concave surface, and focal power is just.
The optical system of the embodiment of the present invention is mainly made of 5 pieces of lens, and lens piece number is few, simple in structure；Using difference
Lens are combined with each other and reasonable distribution focal power, have large aperture, big visual angle, high pixel and extraordinary athermal etc. good
Good performance.
Illustratively, non-limiting as the specific implementation mode of this programme, as shown in Figure 1, first in the present embodiment
The object plane side of lens 1 is convex surface, and image planes side is concave surface, and focal power is negative；The object plane side of second lens 2 is convex surface, image planes side
For concave surface, focal power is just；The object plane side of the third lens 3 is plane, and image planes side is convex surface, and focal power is just；4th thoroughly
The object plane side of mirror 4 is concave surface, and image planes side is convex surface, and focal power is just；The object plane side of 5th lens 5 is convex surface, and image planes side is
Concave surface, focal power are just.
Illustratively, non-limiting as the specific implementation mode of this programme, as shown in fig. 7, first in the present embodiment
The object plane side of lens 1 is concave surface, and image planes side is concave surface, and focal power is negative；The object plane side of second lens 2 is convex surface, image planes side
For concave surface, focal power is just；The object plane side of the third lens 3 is plane, and image planes side is convex surface, and focal power is just；4th thoroughly
The object plane side of mirror 4 is concave surface, and image planes side is convex surface, and focal power is just；The object plane side of 5th lens 5 is convex surface, and image planes side is
Concave surface, focal power are just.
Illustratively, non-limiting as the specific implementation mode of this programme, as shown in figure 8, first in the present embodiment
The object plane side of lens 1 is concave surface, and image planes side is concave surface, and focal power is negative；The object plane side of second lens 2 is convex surface, image planes side
For concave surface, focal power is just；The object plane side of the third lens 3 is concave surface, and image planes side is convex surface, and focal power is just；4th thoroughly
The object plane side of mirror 4 is concave surface, and image planes side is convex surface, and focal power is just；The object plane side of 5th lens 5 is convex surface, and image planes side is
Concave surface, focal power are just.
Illustratively, non-limiting as the specific implementation mode of this programme, as shown in figure 9, first in the present embodiment
The object plane side of lens 1 is concave surface, and image planes side is concave surface, and focal power is negative；The object plane side of second lens 2 is convex surface, image planes side
For concave surface, focal power is just；The object plane side of the third lens 3 is convex surface, and image planes side is convex surface, and focal power is just；4th thoroughly
The object plane side of mirror 4 is concave surface, and image planes side is convex surface, and focal power is just；The object plane side of 5th lens 5 is convex surface, and image planes side is
Concave surface, focal power are just.
Illustratively, non-limiting as the specific implementation mode of this programme, as shown in Figure 10, first in the present embodiment
The object plane side of lens 1 is plane, and image planes side is concave surface, and focal power is negative；The object plane side of second lens 2 is convex surface, image planes side
For concave surface, focal power is just；The object plane side of the third lens 3 is plane, and image planes side is convex surface, and focal power is just；4th thoroughly
The object plane side of mirror 4 is concave surface, and image planes side is convex surface, and focal power is just；The object plane side of 5th lens 5 is convex surface, and image planes side is
Concave surface, focal power are just.
Illustratively, non-limiting as the specific implementation mode of this programme, as shown in figure 11, first in the present embodiment
The object plane side of lens 1 is plane, and image planes side is concave surface, and focal power is negative；The object plane side of second lens 2 is convex surface, image planes side
For concave surface, focal power is just；The object plane side of the third lens 3 is convex surface, and image planes side is convex surface, and focal power is just；4th thoroughly
The object plane side of mirror 4 is concave surface, and image planes side is convex surface, and focal power is just；The object plane side of 5th lens 5 is convex surface, and image planes side is
Concave surface, focal power are just.
Illustratively, non-limiting as the specific implementation mode of this programme, as shown in figure 12, first in the present embodiment
The object plane side of lens 1 is plane, and image planes side is concave surface, and focal power is negative；The object plane side of second lens 2 is convex surface, image planes side
For concave surface, focal power is just；The object plane side of the third lens 3 is concave surface, and image planes side is convex surface, and focal power is just；4th thoroughly
The object plane side of mirror 4 is concave surface, and image planes side is convex surface, and focal power is just；The object plane side of 5th lens 5 is convex surface, and image planes side is
Concave surface, focal power are just.
Illustratively, non-limiting as the specific implementation mode of this programme, as shown in figure 13, first in the present embodiment
The object plane side of lens 1 is convex surface, and image planes side is concave surface, and focal power is negative；The object plane side of second lens 2 is convex surface, image planes side
For concave surface, focal power is just；The object plane side of the third lens 3 is convex surface, and image planes side is convex surface, and focal power is just；4th thoroughly
The object plane side of mirror 4 is concave surface, and image planes side is convex surface, and focal power is just；The object plane side of 5th lens 5 is convex surface, and image planes side is
Concave surface, focal power are just.
Illustratively, non-limiting as the specific implementation mode of this programme, as shown in figure 14, first in the present embodiment
The object plane side of lens 1 is convex surface, and image planes side is concave surface, and focal power is negative；The object plane side of second lens 2 is convex surface, image planes side
For concave surface, focal power is just；The object plane side of the third lens 3 is concave surface, and image planes side is convex surface, and focal power is just；4th thoroughly
The object plane side of mirror 4 is concave surface, and image planes side is convex surface, and focal power is just；The object plane side of 5th lens 5 is convex surface, and image planes side is
Concave surface, focal power are just.
Further, non-limiting as the preferred embodiment of this programme, optical system meets:TTL/EFL≤2.5,
Wherein TTL is the 1 object plane side vertex of the first lens of optical system the distance between to imaging surface 7, and EFL is the effective of optical system
Focal length.It is combined with each other using different lens and reasonable distribution focal power, there is large aperture, big visual angle, high pixel and very good
The superperformances such as athermal.
Still further, non-limiting as the preferred embodiment of this programme, each lens satisfaction of optical system is as follows
Condition：
(1)-10<f1<-3；
(2)3<f2<10；
(3)2<f3<5；
(4)5<f4<20；
(5)50<f5<200；
Wherein, f1 is the focal length of the first lens 1, and f2 is the focal length of the second lens 2, and f3 is the focal length of the third lens 3, and f4 is
The focal length of 4th lens 4, f5 are the focal length of the 5th lens 5.Intercombination by different lens and its reasonable distribution focal power,
Make optical system that there are the superperformances such as large aperture, big visual angle, high pixel and extraordinary athermal.
Further, non-limiting as the preferred embodiment of this programme, each lens satisfaction of optical system is as follows
Condition：
(1)-3.0<f1/f<-1.0；
(2)1.5<f2/f<5.0；
(3)0.5<f3/f<3.0；
(4)2.0<f4/f<10.0；
(5)10<f5/f<100；
Wherein, f is the focal length of entire optical system, and f1 is the focal length of the first lens 1, and f2 is the focal length of the second lens 2, f3
For the focal length of the third lens 3, f4 is the focal length of the 4th lens 4, and f5 is the focal length of the 5th lens 5.Pass through the mutual of different lens
Combination and its reasonable distribution focal power make optical system have large aperture, big visual angle, high pixel and extraordinary athermal
Etc. superperformances.
Further, non-limiting as the preferred embodiment of this programme, the Refractive Index of Material Nd1 of the first lens 1,
Material Abbe constant Vd1 meets：1.40<Nd1<1.70 50<Vd1<90.It is simple in structure, it is ensured that good optical property.
Still further, it is non-limiting as the preferred embodiment of this programme, the Refractive Index of Material Nd2 of the second lens 2,
Material Abbe constant Vd2 meets：1.50<Nd2<1.70 20<Vd2<40.It is simple in structure, it is ensured that good optical property.
Further, non-limiting as the preferred embodiment of this programme, the Refractive Index of Material Nd3 of the third lens 3,
Material Abbe constant Vd3 meets：1.65<Nd3<1.95 35<Vd3<55.It is simple in structure, it is ensured that good optical property.
Further, non-limiting as the preferred embodiment of this programme, the Refractive Index of Material Nd4 of the 4th lens 4,
Material Abbe constant Vd4 meets：1.45<Nd4<1.65 40<Vd4<60.It is simple in structure, it is ensured that good optical property.
Still further, it is non-limiting as the preferred embodiment of this programme, the Refractive Index of Material Nd5 of the 5th lens 5,
Material Abbe constant Vd5 meets：1.45<Nd5<1.65 40<Vd5<60.It is simple in structure, it is ensured that good optical property.
Further, non-limiting as the specific implementation mode of this programme, the diaphragm 6 of optical system is located at second thoroughly
Between mirror 2 and the third lens 3.For adjusting the intensity of light beam, it is preferable that the setting of diaphragm 6 in the second lens 2 close to image side,
In the present embodiment, the position of each lens and diaphragm is fixed.
Further, non-limiting as the preferred embodiment of this programme, the second lens 2, the 4th lens 4 and
5th lens 5 are plastic aspheric lens.Influence of the spherical aberration to lens performance can be effectively eliminated, optical frames is improved
The parsing power of head, can effectively realize athermal, while reducing the difficulty of processing and production cost of camera lens.
Still further, it is non-limiting as the preferred embodiment of this programme, it is equipped between the 5th lens 5 and image planes 7
Bandpass filter.The visible light in environment is may filter that, to avoid visible light interference phenomenon.
Specifically, in conjunction with Fig. 1, in the present embodiment, the focal length f1=-4.258mm of the first lens 1, the coke of the second lens 2
Away from f2=5.991mm, the focal length f3=3.962mm of the third lens 3, the focal length f4=11.034mm of the 4th lens 4, the 5th lens
5 focal length f5=90.398mm.Every basic parameter of this optical system is as shown in the table：
In upper table, along optical axis from object plane to image planes, S1, S2 correspond to two surfaces of the first lens 1；S3, S4 are corresponded to
Two surfaces of the second lens 2；STO is diaphragm position；S6, S7 correspond to two surfaces of the third lens 3；S8, S9 couple
It should be two surfaces of the 4th lens 4；S10, S11 correspond to two surfaces of the 5th lens 5；S12, S13 correspond to band logical filter
Two surfaces of mating plate；IMA is image planes.
More specifically, the surface of second lens 2, the 4th lens 4, the 5th lens 5 be aspherical shape, meet with
Lower equation： Wherein,
Parameter c=1/R, the as curvature corresponding to radius, y are radial coordinate, and unit is identical with length of lens unit, and k is circular cone
Whose conic coefficient, a1To a5Coefficient corresponding to respectively each radial coordinate.The surfaces S3 and the surfaces S4 of second lens 2,
The surfaces S8 of 4th lens 4 and the aspherical correlation values on the surfaces S9, the surfaces S10 of the 5th lens 5 and the surfaces S11 such as following table institute
Show：
As can be seen that the optical system in the present embodiment has high-resolution and extraordinary athermal in from Fig. 2 to Fig. 6
The favorable optical performances such as performance.
A kind of camera module, includes at least optical lens, and it is red to be equipped with high-pixel wide-angle described above in optical lens
Outer optical system.
The optical system and camera module of the embodiment of the present invention are mainly made of 5 pieces of lens, and lens piece number is few, structure letter
It is single；It is combined with each other using different lens and reasonable distribution focal power, there is large aperture, big visual angle, high pixel and extraordinary
The superperformances such as athermal.
It is as described above the one or more embodiments for combining particular content to provide, does not assert the specific reality of the present invention
It applies and is confined to these explanations.It is all approximate with method of the invention, structure etc., identical, or for present inventive concept under the premise of
Several technology deduction or replace are made, protection scope of the present invention is all should be considered as.
Claims (10)
1. a kind of high-pixel wide-angle infrared optical system includes successively from object plane to image planes along optical axis：First lens, second are thoroughly
Mirror, the third lens, the 4th lens and the 5th lens；It is characterized in that,
The image planes side of first lens is concave surface, and focal power is negative；
The object plane side of second lens is convex surface, and image planes side is concave surface, and focal power is just；
The image planes side of the third lens is convex surface, and focal power is just；
The object plane side of 4th lens is concave surface, and image planes side is convex surface, and focal power is just；
The object plane side of 5th lens is convex surface, and image planes side is concave surface, and focal power is just.
2. high-pixel wide-angle infrared optical system as described in claim 1, which is characterized in that optical system meets:TTL/EFL
≤ 2.5, wherein TTL are the first lens object plane side vertex of optical system the distance between to imaging surface, and EFL is optical system
Effective focal length.
3. high-pixel wide-angle infrared optical system as claimed in claim 1 or 2, which is characterized in that each lens of optical system
Meet following condition：
(1)-10<f1<-3；
(2)3<f2<10；
(3)2<f3<5；
(4)5<f4<20；
(5)50<f5<200；
Wherein, f1 is the focal length of the first lens, and f2 is the focal length of the second lens, and f3 is the focal length of the third lens, and f4 is the 4th saturating
The focal length of mirror, f5 are the focal length of the 5th lens.
4. high-pixel wide-angle infrared optical system as claimed in claim 1 or 2, which is characterized in that each lens of optical system
Meet following condition：
(1)-3.0<f1/f<-1.0；
(2)1.5<f2/f<5.0；
(3)0.5<f3/f<3.0；
(4)2.0<f4/f<10.0；
(5)10<f5/f<100；
Wherein, f is the focal length of entire optical system, and f1 is the focal length of the first lens, and f2 is the focal length of the second lens, and f3 is third
The focal length of lens, f4 are the focal length of the 4th lens, and f5 is the focal length of the 5th lens.
5. high-pixel wide-angle infrared optical system as claimed in claim 1 or 2, which is characterized in that the material of the first lens is rolled over
Penetrate rate Nd1, material Abbe constant Vd1 meets：1.40<Nd1<1.70 50<Vd1<90.
6. high-pixel wide-angle infrared optical system as claimed in claim 1 or 2, which is characterized in that the material of the second lens is rolled over
Penetrate rate Nd2, material Abbe constant Vd2 meets：1.50<Nd2<1.70 20<Vd2<40.
7. high-pixel wide-angle infrared optical system as claimed in claim 1 or 2, which is characterized in that the material of the third lens is rolled over
Penetrate rate Nd3, material Abbe constant Vd3 meets：1.65<Nd3<1.95 35<Vd3<55.
8. high-pixel wide-angle infrared optical system as claimed in claim 1 or 2, which is characterized in that the material of the 4th lens is rolled over
Penetrate rate Nd4, material Abbe constant Vd4 meets：1.45<Nd4<1.65 40<Vd4<60.
9. high-pixel wide-angle infrared optical system as claimed in claim 1 or 2, which is characterized in that the material of the 5th lens is rolled over
Penetrate rate Nd5, material Abbe constant Vd5 meets：1.45<Nd5<1.65 40<Vd5<60.
10. a kind of camera module includes at least optical lens, which is characterized in that be equipped with claim 1-9 in optical lens and appoint
High-pixel wide-angle infrared optical system described in one.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108897121A (en) * | 2018-08-31 | 2018-11-27 | 广东弘景光电科技股份有限公司 | Small size wide-angle optics and its camera module of application |
| CN109116516A (en) * | 2018-09-28 | 2019-01-01 | 广东弘景光电科技股份有限公司 | Large aperture optical system and its camera module of application |
| WO2021082223A1 (en) * | 2019-10-30 | 2021-05-06 | 广东弘景光电科技股份有限公司 | High-pixel infrared optical system and applied camera module thereof |
| CN114415345A (en) * | 2022-03-30 | 2022-04-29 | 江西联创电子有限公司 | Optical lens |
| WO2023000126A1 (en) * | 2021-07-19 | 2023-01-26 | 欧菲光集团股份有限公司 | Optical system, image capture module, and electronic device |
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| CN108897121A (en) * | 2018-08-31 | 2018-11-27 | 广东弘景光电科技股份有限公司 | Small size wide-angle optics and its camera module of application |
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| WO2021082223A1 (en) * | 2019-10-30 | 2021-05-06 | 广东弘景光电科技股份有限公司 | High-pixel infrared optical system and applied camera module thereof |
| WO2023000126A1 (en) * | 2021-07-19 | 2023-01-26 | 欧菲光集团股份有限公司 | Optical system, image capture module, and electronic device |
| CN114415345A (en) * | 2022-03-30 | 2022-04-29 | 江西联创电子有限公司 | Optical lens |
| CN114415345B (en) * | 2022-03-30 | 2022-08-16 | 江西联创电子有限公司 | Optical lens |
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