CN211908933U

CN211908933U - Camera module and electronic equipment

Info

Publication number: CN211908933U
Application number: CN202020717311.0U
Authority: CN
Inventors: 江传东
Original assignee: Nanchang OFilm Optoelectronics Technology Co Ltd
Current assignee: Nanchang OFilm Optoelectronics Technology Co Ltd
Priority date: 2020-04-30
Filing date: 2020-04-30
Publication date: 2020-11-10
Anticipated expiration: 2030-04-30

Abstract

The application provides a camera module and electronic equipment. The camera module includes camera lens subassembly and periscopic lens subassembly, periscopic lens subassembly includes two at least camera lenses and changes light, the focus of two at least camera lenses is greater than the focus of camera lens subassembly, the optical axis of two at least camera lenses parallel and all with the play plain noodles of changing light sets up relatively, it is used for spreading into external light into to change light piece two at least camera lenses, the optical axis of camera lens subassembly with the optical axis of two at least camera lenses is perpendicular. The application provides a module of making a video recording has solved the camera unit among the prior art and need keep the problem that the size does not increase when keeping higher demand of zooming.

Description

Camera module and electronic equipment

Technical Field

The application relates to the technical field of camera shooting, in particular to a camera shooting module and electronic equipment.

Background

With scientific progress and economic development, people have higher and higher requirements on the camera function of portable electronic equipment, and particularly, the camera module configured by the electronic equipment is required to realize optical zooming. The current factor limiting the image pickup performance of the electronic device is that the space provided by the electronic device is limited, and the prior art cannot simultaneously meet the requirements of higher zooming and miniaturization.

SUMMERY OF THE UTILITY MODEL

The application provides a module and electronic equipment make a video recording, has solved the camera unit among the prior art and need keep the problem that the size does not increase when keeping higher demand of zooming.

The application provides a module of making a video recording, including periscopic lens subassembly and vertical lens subassembly, periscopic lens subassembly includes two at least camera lenses and changes the light piece, the focus of two at least camera lenses is greater than the focus of vertical lens subassembly, the optical axis parallel of two at least camera lenses and all with the play plain noodles of changing the light piece sets up relatively, it is used for spreading into external light into to change the light piece two at least camera lenses, the optical axis of vertical lens subassembly with the optical axis of two at least camera lenses is perpendicular. The periscopic lens component of the camera module comprises the at least two lenses, the focal lengths of the at least two lenses are larger than the focal length of the vertical lens component, so that the high class zooming magnification of the camera module can be realized, it can be understood that the class zooming magnification of the camera module is the ratio of the focal length of the lens with the maximum focal length to the focal length of the lens with the minimum focal length in the camera module, the class zooming magnification in the application is the ratio of the lens with the maximum focal length in the at least two lenses to the focal length of the vertical lens component, and the at least two lenses receive incident light through the light conversion component, namely the incident light sides of the at least two lenses do not need to be opposite to a shot object, namely the object sides of the at least two lenses do not need to be opposite to the shot object, so that the thickness of the camera module can be kept unchanged, so that the camera module can realize the high class zooming magnification under the condition of keeping, the zoom requirement of different application scenes can be met, and the user experience is improved.

The light conversion part comprises a light conversion part and an anti-shake part, the light conversion part is arranged on the anti-shake part, the light conversion part is used for transmitting external light into the at least two lenses, the anti-shake part is used for preventing image deviation, namely the light conversion part compensates image deviation of the camera module caused by shake through the anti-shake part, and user experience is improved.

The light conversion part further comprises a light incident surface and a reflecting surface, light rays penetrate through the light incident surface and are reflected to the light emergent surface through the reflecting surface, and the object side orientations of the light incident surface and the upright lens component are the same so as to integrate the camera module. Light enters the light conversion part through the light incident surface of the light conversion part, then is reflected through the reflecting surface to change the path of the light, finally is emitted from the light emergent surface and transmitted to the light incident sides of the at least two lenses to realize the camera shooting function, so that the thickness of the camera shooting module is ensured to be unchanged through light conversion of the light conversion part, and the user experience is improved.

The focal lengths of the at least two lenses are different from each other, so that different focal length requirements of the camera module in different scenes are met.

When the number of the lenses is two, the lenses are respectively a first lens and a second lens, the focal length of the first lens is 6-10 times of that of the vertical lens assembly, and the focal length of the second lens is 3-5 times of that of the vertical lens assembly. That is to say, the class of the module of making a video recording zoom the multiplying power and be 3 ~ 10 times, can deal with the demand of zooming of different application scenes, promote user experience.

When the lenses are three, the lenses are respectively a first lens, a second lens and a third lens, the focal length of the third lens is 10 times of that of the vertical lens assembly, the focal length of the first lens is 6-10 times of that of the vertical lens assembly, and the focal length of the second lens is 3-5 times of that of the vertical lens assembly. That is to say, the zoom-like magnification of the camera module is greater than 10 times, and the camera module has a higher zoom-like magnification to enrich the zoom requirement of the camera module.

The camera shooting module comprises a mounting base, and the periscopic lens component and the upright lens component are arranged on the mounting base. Through with periscopic lens subassembly with the integration of vertical type lens subassembly with on the mounting base, guaranteed the integrated level and the steadiness of module of making a video recording.

The application further provides an electronic device, and the electronic device comprises the camera module. The electronic equipment with the camera module can meet the zooming requirements of different application scenes while the size is unchanged, and user experience is improved.

The camera module of the application includes periscopic lens subassembly and vertical lens subassembly, and periscopic lens subassembly includes two at least lenses, the focus of two at least lenses is greater than the focus of vertical lens subassembly to can realize the higher class zoom magnification of camera module, it can be understood that the class zoom magnification of camera module is the ratio of the focus of the biggest lens of focus in the camera module and the focus of the minimum lens of focus, and class zoom magnification is the ratio of the biggest lens of focus in two at least lenses in the application and the focus of vertical lens subassembly, and two at least lenses all receive incident light through the light conversion spare, namely the income light side of two at least need not just to shoot the thing, just that is the thing side of two at least need not just to shooting the thing, thereby can guarantee that the thickness of camera module keeps unchangeable, so that the module of making a video recording realizes higher class magnification of zooming under the unchangeable condition of keeping thickness, can deal with the demand of zooming of different application scenes, promotes user experience.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an electronic device according to an embodiment of the present application.

Fig. 2 is a schematic structural diagram of a camera module according to an embodiment of the present application.

Fig. 3 is a schematic cross-sectional view of the camera module shown in fig. 2.

Fig. 4 is a schematic structural diagram of another camera module provided in the embodiment of the present application.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Referring to fig. 1, fig. 1 is a schematic structural diagram of an electronic device 100 according to an embodiment of the present disclosure. The electronic device 100 includes, but is not limited to, an electronic device 100 with a camera module, such as a mobile phone, a tablet computer, a multimedia player, an electronic book reader, a notebook computer, a vehicle-mounted device, or a wearable device. The present application specifically describes the electronic device 100 as a mobile phone.

The electronic device 100 includes a housing 10, a camera module 20 and a controller 30, the camera module 20 is installed in the housing 10 and exposes the rear cover 11 of the housing 10, the camera module 20 and the controller 30 are accommodated in the housing 10, the camera module 20 is electrically connected to the controller 30, and the controller 30 is used for controlling the camera module 20. The camera module 20 may be disposed in the electronic device 100 as a camera. The camera module 20 is used for realizing the function of taking pictures or videos of the electronic device 100. Of course, in other embodiments, the camera module 20 is disposed to expose the display screen of the electronic device 100. Electronic equipment 100 that is equipped with module 20 of making a video recording can deal with the demand of zooming of different application scenes when the size is unchangeable, promotes user experience.

Referring to fig. 2, fig. 2 is a schematic structural diagram of a camera module 20 according to an embodiment of the present disclosure.

The camera module 20 includes a periscopic lens assembly 21 and an upright lens assembly 22, the periscopic lens assembly 21 includes at least two lenses 211 and a light conversion part 212, the focal lengths of the at least two lenses 211 are greater than the focal length of the upright lens assembly 22, the optical axes of the at least two lenses 211 are parallel and are all arranged opposite to the light emitting surface of the light conversion part 212, the light conversion part 212 is used for transmitting the external light into the at least two lenses 211, and the optical axis of the upright lens assembly 22 is perpendicular to the optical axis of the lenses 211. The upright lens assembly 22 in this embodiment is a lens assembly with an object side facing the object. Referring to fig. 1 and 3, fig. 3 is a schematic cross-sectional view of the camera module 20 shown in fig. 2. When taking a picture, the light ray a enters the light conversion member 212 and the upright lens assembly 22 from the light through hole of the rear cover 11 of the housing 10, and the light ray a entering the light conversion member 212 respectively enters the at least two lenses 211 through reflection, so as to realize the shooting function of the camera module 20.

The periscopic lens assembly 21 of the camera module 20 of the present application includes at least two lenses 211, the focal length of at least two lenses 211 is greater than the focal length of the upright lens assembly 22, so as to realize a higher zoom-like magnification of the camera module 20, it can be understood that the zoom-like magnification of the camera module 20 is a ratio of the focal length of the lens with the largest focal length to the focal length of the lens with the smallest focal length in the camera module 20, in the present application, the zoom-like magnification is a ratio of the focal length of the lens with the largest focal length in at least two lenses 211 to the focal length of the upright lens assembly 22, and at least two lenses 211 receive incident light through the light-converting member 212, i.e. the incident light sides of at least two lenses 211 do not need to be right opposite to the object to be shot, the incident light sides of at least two lenses 211 and the object sides of the conventional periscopic lens can effectively reduce the thickness of the camera module 20, so that the camera module 20 realizes higher zoom magnification under the condition of ensuring that the thickness of the camera module along the incident light direction is not increased, can meet the zoom requirements of different application scenes, and improves the user experience.

The focal lengths of at least two lenses 211 are different from each other. In this embodiment, the number of the lenses 211 is two, which are the first lens 211a and the second lens 211b, the first lens 211a is a telephoto lens, the second lens 211b is a middle focus lens, the lens of the upright lens component 22 is a short focus lens, and the upright lens component 22 is disposed on one side of the second lens 211b, so as to realize different focal length requirements of the camera module 20 and simultaneously realize a high zoom ratio. Since the first lens 211a is a telephoto lens, and the size of the first lens 211a along the optical axis direction is larger than that of the second lens 211b, the vertical lens assembly 22 is disposed on one side of the second lens 211b, so as to optimize the arrangement of the camera module 20 and facilitate the miniaturization of the whole camera module 20. Of course, in other embodiments, the number of lenses 211 may be set according to actual needs.

The camera module 20 includes a mounting base 25, the periscopic lens assembly 21 and the upright lens assembly 22 are both disposed on the mounting base 25, and the upright lens assembly 22 is disposed on a side of the second lens 211b opposite to the light incident side thereof. By integrating the periscopic lens assembly 21 and the upright lens assembly 22 on the mounting base 25, the integration and stability of the camera module 20 are ensured. Of course, in other embodiments, the vertical lens assembly 22 and the periscopic lens assembly 21 may be disposed on different bases.

The light converter 212 includes a light converter 2121 and an anti-shake part 2122, the light converter 2121 is disposed on the anti-shake part 2122, and the anti-shake part 2122 is used for preventing image shift. In this embodiment, the anti-shake part 2122 is, for example, a voice coil motor, a piezoelectric motor, an SMA motor, an MEMS motor, or the like. The light conversion part 2121 is a prism, the prism is one and is disposed corresponding to the light incident sides of the first lens 211a and the second lens 211b, the light conversion part 2121 is used for transmitting external light into the lens 211 (the first lens 211a and the second lens 211b), the anti-shake part 2122 is installed on a rotating shaft at the bottom of the prism, the rotating shaft drives the prism to rotate to compensate image deviation caused by shake of the camera module 20, that is, the light conversion part 2121 compensates image deviation caused by shake of the camera module 20 through the anti-shake part 2122, so as to improve user experience. Of course, in other embodiments, there may be two prisms, and the two prisms are respectively disposed corresponding to the light incident sides of the first lens 211a and the second lens 211 b. The light conversion part 2121 is composed of a plurality of prisms, or the light conversion part 2121 is composed of another light guide device, for example, a light guide device such as a lens. In this embodiment, as shown in fig. 2 and fig. 3, the light conversion portion 2121 includes a light incident surface 21211, a reflection surface 21212 and a light emitting surface 21213, the light passes through the light incident surface 21211 and is reflected to the light emitting surface 21213 by the reflection surface 21212, so as to enter the light incident sides of the first lens 211a and the second lens 211b from the light emitting surface 21213, so as to realize the photographing function of the first lens 211a and the second lens 211b, and the object sides of the light incident surface 21211 and the upright lens assembly 22 face the same direction, so as to integrate the camera module 20. The light ray a enters the light conversion part 2121 through the light incident surface 21211 of the light conversion part 2121, is reflected by the reflection surface 21212 to change the path of the light ray a, and is finally emitted from the light emitting surface 21213 to be transmitted to the light incident sides of the first lens 211a and the second lens 211b to realize the camera shooting function, and the light is converted by the light conversion part 2121 to ensure that the thickness of the camera module 20 is unchanged, thereby improving the user experience.

In this embodiment, the first lens 211a includes a first lens group 2111, a first filter 2112 and a first sensor 2113, and the first lens group 2111 and the first sensor 2113 are respectively located at two opposite sides of the first filter 2112. The light incident side of the first lens assembly 2111 faces the light emitting surface 21213, in this embodiment, the focal length of the first lens 211a is 6 to 10 times that of the vertical lens assembly 22, so that the zoom requirements of different application scenes can be met, and the user experience is improved.

The second lens 211b includes a second lens group 2114, a second filter 2115 and a second sensor 2116, and the second lens group 2114 and the second sensor 2116 are respectively located on opposite sides of the second filter 2115. The light incident side of the second lens group 2114 faces the light emitting surface 21213, in this embodiment, the focal length of the second lens 211b is 3 to 5 times that of the vertical lens assembly 22, that is, the zoom magnification of the camera module 20 is 3 to 10 times, so that the camera module 20 can have a zoom function in a wider range, and user experience is improved.

Referring to fig. 4, fig. 4 is a schematic structural diagram of another camera module 20 according to an embodiment of the present disclosure. The camera module 20 in this embodiment is substantially the same as the camera module 20 in the previous embodiment, except that the number of the lenses 211 of the camera module 20 in this embodiment is three, which are respectively the first lens 211a, the second lens 211b and the third lens 211c, the first lens 211a is a telephoto lens, the second lens 211b is a middle focus lens, and the focal length of the third lens 211c is greater than that of the first lens 211a, so that the requirement of the camera module 20 for a wider focal length is met, and the zoom magnification of the camera module 20 is increased. Specifically, the focal length of the third lens 211c is 10 times of the focal length of the upright lens assembly 22, that is, the zoom-like magnification of the camera module is greater than 10 times, and the camera module 20 has a higher zoom-like magnification, so as to enrich the zoom requirement of the camera module.

The third lens 211c is disposed on a side of the first lens 211a away from the second lens 211b, so as to optimize the arrangement of the camera module 20 and facilitate the miniaturization of the whole camera module 20. In this embodiment, the third lens 211c includes a third lens group 2117, a third filter 2118 and a third sensor 2119, and the third lens group 2117 and the third sensor 2119 are disposed on opposite sides of the third filter 2118.

The periscopic lens assembly 21 of the camera module 20 of the present application includes at least two lenses 211, the focal length of the at least two lenses 211 is greater than that of the upright lens assembly 22, thereby, a higher zoom-like magnification of the camera module 20 can be realized, and at least two lenses 211 receive incident light through the light-converting member 212, that is, the incident sides of the at least two lenses 211 do not need to face the object, that is, the object sides of the at least two lenses 211 do not need to face the object, the thickness of the camera module 20 can be effectively reduced compared with the incident side and the object side of the conventional periscopic lens, so that the camera module 20 can realize higher zoom magnification without increasing the thickness thereof along the incident direction, namely, the lens combination of three different focal length sections can realize the lossless zooming of different long shots, can meet the zooming requirements of different application scenes, and improves the photographing experience of users. Meanwhile, the first lens 211a and the second lens 211b of the present application realize light conversion through the same light conversion member 212, which is beneficial to the miniaturization of the camera module 20.

While the foregoing is directed to embodiments of the present invention, other and further embodiments of the invention may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow.

Claims

1. The utility model provides a camera module, its characterized in that includes vertical type camera lens subassembly and periscopic lens subassembly, periscopic lens subassembly includes two at least camera lenses and changes the light piece, the focus of two at least camera lenses is greater than the focus of vertical type camera lens subassembly, the optical axis parallel of two at least camera lenses and all with the play plain noodles of changing the light piece sets up relatively, it is used for spreading into external light into two at least camera lenses to change the light piece, the optical axis of vertical type camera lens subassembly with the optical axis of two at least camera lenses is perpendicular.

2. The camera module according to claim 1, wherein the light converter comprises a light converter and an anti-shake part, the light converter is disposed on the anti-shake part, the light converter is used for transmitting external light to the at least two lenses, and the anti-shake part is used for preventing image shift.

3. The camera module of claim 2, wherein the light conversion portion further comprises a light incident surface and a light reflecting surface, light is reflected to the light emitting surface through the light incident surface and the light reflecting surface, and the object sides of the light incident surface and the upright lens assembly face the same direction.

4. The camera module of claim 1, wherein the focal lengths of the at least two lenses are different from each other.

5. The camera module of claim 4, wherein when there are two lenses, there are a first lens and a second lens, the first lens has a focal length 6-10 times the focal length of the upright lens assembly, and the second lens has a focal length 3-5 times the focal length of the upright lens assembly.

6. The camera module of claim 4, wherein when the number of the lenses is three, the lenses are respectively a first lens, a second lens and a third lens, the focal length of the third lens is greater than 10 times the focal length of the upright lens assembly, the focal length of the first lens is 6-10 times the focal length of the upright lens assembly, and the focal length of the second lens is 3-5 times the focal length of the upright lens assembly.

7. The camera module of claim 1, wherein the camera module includes a mounting base, the periscopic lens assembly and the upright lens assembly being disposed on the mounting base.

8. An electronic device, characterized in that it comprises a camera module according to any one of claims 1-7.