CN107490845B - A kind of variable focal length camera module - Google Patents
A kind of variable focal length camera module Download PDFInfo
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- CN107490845B CN107490845B CN201710918594.8A CN201710918594A CN107490845B CN 107490845 B CN107490845 B CN 107490845B CN 201710918594 A CN201710918594 A CN 201710918594A CN 107490845 B CN107490845 B CN 107490845B
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- 238000003384 imaging method Methods 0.000 claims abstract description 52
- 230000003287 optical effect Effects 0.000 claims description 25
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 230000009466 transformation Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 238000002310 reflectometry Methods 0.000 description 3
- 239000011521 glass Substances 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000000844 transformation 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
- G02B13/08—Anamorphotic objectives
- G02B13/12—Anamorphotic objectives with variable magnification
-
- 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
- G02B13/0055—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras employing a special optical element
- G02B13/0065—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras employing a special optical element having a beam-folding prism or mirror
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
- Optical Elements Other Than Lenses (AREA)
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Abstract
The invention discloses a kind of variable focal length camera modules, including imaging unit and the rotatable reflecting prism being arranged on the entering light direction of the imaging unit, first plane of incidence of the reflecting prism and the focal length of second plane of incidence are different, and/or first exit facet and the second exit facet focal length it is different；In the reflecting prism before rotation, light is injected from first plane of incidence, after first reflective surface, is projected from first exit facet；The reflecting prism after rotation, light is injected from second plane of incidence, after second reflective surface, from second exit facet project.The variable focal length camera module can realize the transformation of different focal length, and the advantages such as simple, small in size and lightening with structure.
Description
Technical field
The present invention relates to field of photography more particularly to a kind of variable focal length camera modules.
Background technique
Currently, the function of mobile phone camera module is stronger and stronger, by original low pixel fixed-focus, develop to using voice coil horse
The high pixel focusing reached, then to closed loop feedback function and OIS stabilization function and more camera modules etc., still, mobile phone
Camera module is difficult to realize always optical zoom function.It (may be implemented, current mobile phone all has optical zoom function, only
Optical zoom multiple is few, it is difficult to realize high magnification numbe optical zoom.VCM is exactly to drive camera lens is mobile to realize optical zoom.This patent
Be equivalent on the basis of optical zoom, increase or reduce double mirror) this patent is to apply to periscopic mould group, behind prism
Camera lens also can be achieved on zoom, can be moved along optical axis.
Optical zoom function is generally moved by the optical lens in driving camera lens in the direction of the optical axis to realize, this light
It learns zoom scheme and is only applicable to digital camera, slr camera etc., be not suitable for pursuing the products such as frivolous mobile phone, plate.
Summary of the invention
In order to solve above-mentioned the deficiencies in the prior art, the present invention provides a kind of variable focal length camera module, can realize not
With the transformation of focal length, and the advantages such as simple, small in size and lightening with structure.
The technical problems to be solved by the invention are achieved by the following technical programs:
A kind of variable focal length camera module, including imaging unit and be arranged on the entering light direction of the imaging unit can
The reflecting prism of rotation, the light of object be projected to after reflecting prism reflection on the imaging unit carry out at
Picture；The reflecting prism includes going out for first plane of incidence of light injection and second plane of incidence, for the first of light injection
Penetrate face and the second exit facet and the first reflecting surface and the second reflecting surface for light reflection；First plane of incidence and second
The focal length of the plane of incidence is different, and/or, the focal length of first exit facet and the second exit facet is different；Exist in the reflecting prism
Before rotation, light is injected from first plane of incidence, after first reflective surface, is penetrated from first exit facet
Out；The reflecting prism after rotation, light is injected from second plane of incidence, after second reflective surface,
It is projected from second exit facet.
Further, the reflecting prism is before rotation, and first plane of incidence is towards object, and the first exit facet is towards institute
State imaging unit；After rotation, second plane of incidence is towards object, and the second exit facet is towards the imaging for the reflecting prism
Unit.
Further, the reflecting prism is rotated about its center axis 180 degree.
Further, first plane of incidence, second plane of incidence, the first exit facet or the second exit facet are plane, convex surface
Or one of concave surface, and at least one to be convex in first plane of incidence, second plane of incidence, the first exit facet or the second exit facet
Face or concave surface.
Further, at least one side in first plane of incidence, the first exit facet, second plane of incidence and the second exit facet
On be provided with antireflection layer.
Further, the imaging unit is pick-up lens.
Further, the imaging unit is sensitive chip.
Further, optical lens group is provided on the entering light direction of the sensitive chip.
It further, further include the control mechanism rotated for controlling the reflecting prism.
It further, further include the position-limit mechanism that angle is rotated for limiting the reflecting prism.
The invention has the following beneficial effects: the variable focal length camera modules by rotating the reflecting prism, switches institute
Reflecting prism is stated towards the plane of incidence of object and towards the exit facet of the imaging unit, the reflecting prism is before and after rotation
Different to the focusing capability of light, the image that the light of object can be made to be formed on the imaging unit shows different cokes
Away from effect, optical zoom function is realized, with structure, the advantages such as simple, small in size and lightening, are particularly suitable for mobile phone, plate
In the electronic product of equal light and thin types.
Detailed description of the invention
Fig. 1 is the example one of the embodiment one of variable focal length camera module provided by the invention；
Fig. 2 is the example two of the embodiment one of variable focal length camera module provided by the invention；
Fig. 3 is the example one of the embodiment two of variable focal length camera module provided by the invention；
Fig. 4 is the example two of the embodiment two of variable focal length camera module provided by the invention；
Fig. 5 is the example one of the embodiment three of variable focal length camera module provided by the invention；
Fig. 6 is the example two of the embodiment three of variable focal length camera module provided by the invention.
Specific embodiment
The present invention will be described in detail with reference to the accompanying drawings and examples.
Embodiment one
As illustrated in fig. 1 and 2, a kind of variable focal length camera module, including imaging unit 1 and setting are in the imaging unit 1
Entering light direction on rotatable reflecting prism 2, the light of object is projected to described after the reflecting prism 2 reflection
It is imaged on imaging unit 1；The reflecting prism 2 includes first plane of incidence 21 and second plane of incidence injected for light
22, the first exit facet 23 and the second exit facet 24 that project for light and for the first reflecting surface 25 and the of light reflection
Two reflectings surface 26；First plane of incidence 21 is different with the focal length of second plane of incidence 22.
As shown in Figure 1, the reflecting prism 2 is before rotation, first plane of incidence 21 is towards object, the first exit facet 23
Towards the imaging unit 1, light is injected from first plane of incidence 21, after first reflecting surface 25 reflection, from institute
State the injection of the first exit facet 23；As shown in Fig. 2, the reflecting prism 2 is after rotation, second plane of incidence 22 towards object,
Second exit facet 24 is injected towards the imaging unit 1, light from second plane of incidence 22, by second reflecting surface 26
After reflection, projected from second exit facet 24.
The variable focal length camera module is provided with rotatable reflecting prism 2 on the entering light direction of the imaging unit 1,
By the rotation reflecting prism 2, switch the plane of incidence of the reflecting prism 2 towards the object, and described first reflects
Face 25 and the second reflecting surface 26 have a different focal lengths, i.e., the described reflecting prism 2 before and after rotation to the focusing capability of light not
Together, the image that the light of object can be made to be formed on the imaging unit 1 shows different focal length effects, i.e. object
Image is of different sizes, realizes optical zoom function.
Compared with the existing zoom scheme by being moved forward and backward optical lens along optical axis direction, which images mould
The reflecting prism 2 of group occupied space in switching process is small, the advantages such as simple, small in size and lightening with structure, especially
It is suitable in the electronic product of the light and thin types such as mobile phone, plate.
The reflecting prism 2 is rotated about its center axis 180 degree, the central axis be on the reflecting prism 2 simultaneously with institute
State first plane of incidence 21, second plane of incidence 22, the first exit facet 23, the second exit facet 24, the first reflecting surface 25 and the second reflection
Axis where the central point of the perpendicular cross section in face 26.
In the present embodiment, first plane of incidence 21 is plane, and second plane of incidence 22 is convex surface, as shown in Fig. 2, working as
The variable focal length camera module with second plane of incidence 22 towards object when, second plane of incidence 22 is equivalent to amplification
Mirror, the image that the light of object can be made to be formed on the imaging unit 1 become larger.
In actual use, first plane of incidence 21 or convex surface, also, first plane of incidence 21 and second
The protrusion height of the plane of incidence 22 can be set as different values according to different zoom magnifications；Certainly, if there is special zoom to need
It asks, at least one side in first plane of incidence 21 and second plane of incidence 22 may be concave surface, and cup depth can be according to not
With zoom magnification and be set as different values.
At least one side in first plane of incidence 21, second plane of incidence 22, the first exit facet 23 and the second exit facet 24
On be provided with antireflection layer so that reflectivity decline and transmitance of the light of object when by the reflecting prism 2 improve.
In the present embodiment, the imaging unit 1 is sensitive chip, and is provided on the entering light direction of the sensitive chip
Optical lens group 3.In actual use, the imaging unit 1 or pick-up lens.
In addition, the variable focal length camera module further includes the control mechanism rotated for controlling the reflecting prism 2, it is described
Servo motor control can be used in control mechanism, and runner assembly control can also be used, so that the reflecting prism 2 is revolved around central shaft
Turnback and restore to original position.Certainly, which further includes rotating for limiting the reflecting prism 2
The position-limit mechanism of angle, such as using convex block or block etc..
Embodiment two
As shown in Figures 3 and 4, a kind of variable focal length camera module, including imaging unit 1 and setting are in the imaging unit 1
Entering light direction on rotatable reflecting prism 2, the light of object is projected to described after the reflecting prism 2 reflection
It is imaged on imaging unit 1；The reflecting prism 2 includes first plane of incidence 21 and second plane of incidence injected for light
22, the first exit facet 23 and the second exit facet 24 that project for light and for the first reflecting surface 25 and the of light reflection
Two reflectings surface 26；First exit facet 23 is different with the focal length of the second exit facet 24.
Wherein, as shown in figure 3, the reflecting prism 2 is before rotation, first plane of incidence 21 goes out towards object, first
Face 23 is penetrated towards the imaging unit 1, light is injected from first plane of incidence 21, is reflected by first reflecting surface 25
Afterwards, it is projected from first exit facet 23；As shown in figure 4, the reflecting prism 2 is after rotation, second plane of incidence, 22 direction
Object, the second exit facet 24 is towards the imaging unit 1, and light is injected from second plane of incidence 22, by described second
After reflecting surface 26 reflects, projected from second exit facet 24.
The variable focal length camera module is provided with rotatable reflecting prism 2 on the entering light direction of the imaging unit 1,
By the rotation reflecting prism 2, switch exit facet of the reflecting prism 2 towards the imaging unit 1, and described first goes out
Penetrating face 23 and the second exit facet 24 has different focal lengths, i.e., the described reflecting prism 2 is before and after rotation to the focusing capability of light
Difference, the image that the light of object can be made to be formed on the imaging unit 1 show different focal length effects, i.e. object
Image it is of different sizes, realize optical zoom function.
Compared with the existing zoom scheme by being moved forward and backward optical lens along optical axis direction, which images mould
The reflecting prism 2 of group occupied space in switching process is small, the advantages such as simple, small in size and lightening with structure, especially
It is suitable in the electronic product of the light and thin types such as mobile phone, plate.
The reflecting prism 2 is rotated about its center axis 180 degree, the central axis be on the reflecting prism 2 simultaneously with institute
State first plane of incidence 21, second plane of incidence 22, the first exit facet 23, the second exit facet 24, the first reflecting surface 25 and the second reflection
Axis where the central point of the perpendicular cross section in face 26.
In the present embodiment, first exit facet 23 is plane, and second exit facet 24 is convex surface, as shown in figure 4, working as
The variable focal length camera module with second exit facet 24 towards the imaging unit 1 when, second exit facet 24 is quite
In magnifying glass, the image that the light of object can be made to be formed on the imaging unit 1 becomes larger.
In actual use, first exit facet 23 or convex surface, also, first exit facet 23 and second
The protrusion height of exit facet 24 can be set as different values according to different zoom magnifications；Certainly, if there is special zoom to need
It asks, at least one side in first exit facet 23 and the second exit facet 24 may be concave surface, and cup depth can be according to not
With zoom magnification and be set as different values.
At least one side in first plane of incidence 21, second plane of incidence 22, the first exit facet 23 and the second exit facet 24
On be provided with antireflection layer so that reflectivity decline and transmitance of the light of object when by the reflecting prism 2 improve.
In the present embodiment, the imaging unit 1 is sensitive chip, and is provided on the entering light direction of the sensitive chip
Optical lens group 3.In actual use, the imaging unit 1 or pick-up lens.
In addition, the variable focal length camera module further includes the control mechanism rotated for controlling the reflecting prism 2, it is described
Servo motor control can be used in control mechanism, and runner assembly control can also be used, so that the reflecting prism 2 is revolved around central shaft
Turnback and restore to original position.Certainly, which further includes rotating for limiting the reflecting prism 2
The position-limit mechanism of angle, such as using convex block or block etc..
Embodiment three
As it can be seen in figures 5 and 6, a kind of variable focal length camera module, including imaging unit 1 and setting are in the imaging unit 1
Entering light direction on rotatable reflecting prism 2, the light of object is projected to described after the reflecting prism 2 reflection
It is imaged on imaging unit 1；The reflecting prism 2 includes first plane of incidence 21 and second plane of incidence injected for light
22, the first exit facet 23 and the second exit facet 24 that project for light and for the first reflecting surface 25 and the of light reflection
Two reflectings surface 26；First plane of incidence 21 is different with the focal length of second plane of incidence 22, and, first exit facet 23 and second
The focal length of exit facet 24 is different.
Wherein, as shown in figure 5, the reflecting prism 2 is before rotation, first plane of incidence 21 goes out towards object, first
Face 23 is penetrated towards the imaging unit 1, light is injected from first plane of incidence 21, is reflected by first reflecting surface 25
Afterwards, it is projected from first exit facet 23；As shown in fig. 6, the reflecting prism 2 is after rotation, second plane of incidence, 22 direction
Object, the second exit facet 24 is towards the imaging unit 1, and light is injected from second plane of incidence 22, by described second
After reflecting surface 26 reflects, projected from second exit facet 24.
The variable focal length camera module is provided with rotatable reflecting prism 2 on the entering light direction of the imaging unit 1,
By rotating the reflecting prism 2, switch the reflecting prism 2 towards the plane of incidence of object and towards the imaging unit 1
Exit facet, and first plane of incidence 21 and second plane of incidence 22 have a different focal lengths, first exit facet 23 and the
Two exit facets 24 also have different focal lengths, i.e., the described reflecting prism 2 is different to the focusing capability of light before and after rotation, can make
The image that the light of object is formed on the imaging unit 1 shows different focal length effects, i.e. the image of object is big
Small difference realizes optical zoom function.
Compared with the existing zoom scheme by being moved forward and backward optical lens along optical axis direction, which images mould
The reflecting prism 2 of group occupied space in switching process is small, the advantages such as simple, small in size and lightening with structure, especially
It is suitable in the electronic product of the light and thin types such as mobile phone, plate.
The reflecting prism 2 is rotated about its center axis 180 degree, the central axis be on the reflecting prism 2 simultaneously with institute
State first plane of incidence 21, second plane of incidence 22, the first exit facet 23, the second exit facet 24, the first reflecting surface 25 and the second reflection
Axis where the central point of the perpendicular cross section in face 26.
In the present embodiment, first plane of incidence 21 and the first exit facet 23 are plane, second plane of incidence 22 and the
Two exit facets 24 are convex surface, when the variable focal length camera module is gone out with second plane of incidence 22 towards object, described second
When penetrating face 24 towards the imaging unit 1, second plane of incidence 22 and the second exit facet 24 are all equivalent to magnifying glass, can make by
The image that the light of object is formed on the imaging unit 1 is taken the photograph to become larger.
In actual use, first plane of incidence 21 and the first exit facet 23 or convex surface, also, described first
The plane of incidence 21, the first exit facet 23, second plane of incidence 22 and the second exit facet 24 protrusion height can be according to different zoom times
It counts and is set as different values；Certainly, if there is special zoom demand, first plane of incidence 21, the first exit facet 23, second
At least one side in the plane of incidence 22 and the second exit facet 24 may be concave surface, and cup depth can be according to different zoom times
It counts and is set as different values.
At least one side in first plane of incidence 21, second plane of incidence 22, the first exit facet 23 and the second exit facet 24
On be provided with antireflection layer so that reflectivity decline and transmitance of the light of object when by the reflecting prism 2 improve.
In the present embodiment, the imaging unit 1 is sensitive chip, and is provided on the entering light direction of the sensitive chip
Optical lens group 3.In actual use, the imaging unit 1 or pick-up lens.
In addition, the variable focal length camera module further includes the control mechanism rotated for controlling the reflecting prism 2, it is described
Servo motor control can be used in control mechanism, and runner assembly control can also be used, so that the reflecting prism 2 is revolved around central shaft
Turnback and restore to original position.Certainly, which further includes rotating for limiting the reflecting prism 2
The position-limit mechanism of angle, such as using convex block or block etc..
Embodiments of the present invention above described embodiment only expresses, the description thereof is more specific and detailed, but can not
Therefore limitations on the scope of the patent of the present invention are interpreted as, as long as skill obtained in the form of equivalent substitutions or equivalent transformations
Art scheme should all be fallen within the scope and spirit of the invention.
Claims (10)
1. a kind of variable focal length camera module, it is characterised in that: including imaging unit and the entering light that the imaging unit is arranged in
The light of rotatable reflecting prism on direction, object is projected to the imaging unit after reflecting prism reflection
On be imaged；The reflecting prism includes first plane of incidence injected for light and second plane of incidence, for light injection
The first exit facet and the second exit facet and for light reflection the first reflecting surface and the second reflecting surface；Described first is incident
Face is different with the focal length of second plane of incidence, and/or, the focal length of first exit facet and the second exit facet is different；Described anti-
Prism is penetrated before rotation, light is injected from first plane of incidence, after first reflective surface, is gone out from described first
Penetrate face injection；The reflecting prism after rotation, light is injected from second plane of incidence, anti-by second reflecting surface
After penetrating, projected from second exit facet.
2. variable focal length camera module according to claim 1, it is characterised in that: the reflecting prism before rotation,
First plane of incidence is towards object, and the first exit facet is towards the imaging unit；After rotation, second enters the reflecting prism
It penetrates facing towards object, the second exit facet is towards the imaging unit.
3. variable focal length camera module according to claim 1 or 2, it is characterised in that: the reflecting prism is around its center
Axis rotates 180 degree.
4. variable focal length camera module according to claim 1 or 2, it is characterised in that: first plane of incidence, second enter
Penetrating face, the first exit facet or the second exit facet is one of plane, convex surface or concave surface, and first plane of incidence, second is entered
Penetrating in face, the first exit facet or the second exit facet at least one is convex surface or concave surface.
5. variable focal length camera module according to claim 1 or 2, it is characterised in that: first plane of incidence, first go out
Antireflection layer is provided in at least one side penetrated in face, second plane of incidence and the second exit facet.
6. variable focal length camera module according to claim 1 or 2, it is characterised in that: the imaging unit is camera lens
Head.
7. variable focal length camera module according to claim 1 or 2, it is characterised in that: the imaging unit is photosensitive core
Piece.
8. variable focal length camera module according to claim 7, it is characterised in that: on the entering light direction of the sensitive chip
It is provided with optical lens group.
9. variable focal length camera module according to claim 1 or 2, it is characterised in that: further include described anti-for controlling
Penetrate the control mechanism of prism rotation.
10. variable focal length camera module according to claim 1 or 2, it is characterised in that: further include described anti-for limiting
Penetrate the position-limit mechanism of prism rotation angle.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710918594.8A CN107490845B (en) | 2017-09-30 | 2017-09-30 | A kind of variable focal length camera module |
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| CN201710918594.8A CN107490845B (en) | 2017-09-30 | 2017-09-30 | A kind of variable focal length camera module |
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| CN107490845B true CN107490845B (en) | 2019-06-04 |
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Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108535830B (en) * | 2018-06-14 | 2020-05-01 | Oppo广东移动通信有限公司 | Imaging modules, camera assemblies and electronic devices |
| WO2019237881A1 (en) | 2018-06-14 | 2019-12-19 | Oppo广东移动通信有限公司 | Imaging module, camera assembly and electronic device |
| CN108551546A (en) * | 2018-06-15 | 2018-09-18 | Oppo广东移动通信有限公司 | Camera module, CCD camera assembly and electronic device |
| CN108449540B (en) * | 2018-06-15 | 2020-07-10 | Oppo广东移动通信有限公司 | Camera module, camera assembly and electronic device |
| WO2019237905A1 (en) * | 2018-06-15 | 2019-12-19 | Oppo广东移动通信有限公司 | Camera module, camera assembly and electronic device |
| CN108540704B (en) * | 2018-06-15 | 2020-03-06 | Oppo广东移动通信有限公司 | Camera assembly and electronic device |
| US11064098B2 (en) | 2018-06-15 | 2021-07-13 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Camera module, camera assembly and electronic device |
| CN108600594B (en) * | 2018-07-09 | 2020-04-28 | Oppo广东移动通信有限公司 | Imaging module, camera assembly and electronic device |
| WO2020019838A1 (en) * | 2018-07-25 | 2020-01-30 | Oppo广东移动通信有限公司 | Imaging module, camera assembly and electronic device |
| CN108600599B (en) * | 2018-07-25 | 2021-04-09 | Oppo广东移动通信有限公司 | Imaging module, camera assembly and electronic device |
| CN108600601B (en) * | 2018-07-26 | 2020-01-17 | Oppo广东移动通信有限公司 | Camera Modules, Camera Assemblies and Electronic Devices |
| CN112673295A (en) * | 2018-09-13 | 2021-04-16 | 华为技术有限公司 | Ray path folding structure for imaging system and electronic device including the same |
| CN109218481B (en) * | 2018-11-12 | 2021-03-19 | 维沃移动通信有限公司 | Imaging module, terminal device and zoom method |
| CN111552066B (en) * | 2019-02-11 | 2021-08-13 | 华为技术有限公司 | Zoom components, lens modules and electronic equipment |
| KR102606609B1 (en) | 2019-05-05 | 2023-11-29 | 후아웨이 테크놀러지 컴퍼니 리미티드 | Camera module, terminal device, imaging method and imaging device |
| CN111458832A (en) * | 2020-04-17 | 2020-07-28 | 维沃移动通信有限公司 | Prism structure, optical module and electronic equipment |
| US11988945B2 (en) * | 2021-06-02 | 2024-05-21 | Largan Precision Co., Ltd. | Optical imaging lens assembly, image capturing unit and electronic device |
| CN116203776B (en) * | 2023-05-05 | 2023-09-12 | 荣耀终端有限公司 | Prism components, zoom lenses, camera modules and terminal equipment |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0588236A (en) * | 1991-09-26 | 1993-04-09 | Olympus Optical Co Ltd | Switching type variable power finder |
| JPH08320403A (en) * | 1995-05-25 | 1996-12-03 | Nikon Corp | Optical lens |
| JPH11194267A (en) * | 1998-01-07 | 1999-07-21 | Olympus Optical Co Ltd | Image-formation optical system |
| CN104897610A (en) * | 2015-05-26 | 2015-09-09 | 中国科学院长春光学精密机械与物理研究所 | Rotary prism type multi-component trace gas concentration measuring device |
-
2017
- 2017-09-30 CN CN201710918594.8A patent/CN107490845B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0588236A (en) * | 1991-09-26 | 1993-04-09 | Olympus Optical Co Ltd | Switching type variable power finder |
| JPH08320403A (en) * | 1995-05-25 | 1996-12-03 | Nikon Corp | Optical lens |
| JPH11194267A (en) * | 1998-01-07 | 1999-07-21 | Olympus Optical Co Ltd | Image-formation optical system |
| CN104897610A (en) * | 2015-05-26 | 2015-09-09 | 中国科学院长春光学精密机械与物理研究所 | Rotary prism type multi-component trace gas concentration measuring device |
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