CN211263930U - Periscopic lens - Google Patents
Periscopic lens Download PDFInfo
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- CN211263930U CN211263930U CN201922387683.1U CN201922387683U CN211263930U CN 211263930 U CN211263930 U CN 211263930U CN 201922387683 U CN201922387683 U CN 201922387683U CN 211263930 U CN211263930 U CN 211263930U
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- module
- lens
- light path
- light
- path turning
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Abstract
The utility model relates to a periscope formula camera lens, include: a base; set up in proper order on the base: the first light path turning module is used for reflecting light rays incident along a first direction to a second direction; the first lens module is used for receiving the light rays reflected by the first light path turning module and is provided with a first optical axis along a second direction; the second light path turning module is used for reflecting the light rays incident along the first direction to the second direction; the second lens module is used for receiving the light rays reflected by the second light path turning module and is provided with a second optical axis along a second direction; and an image sensor; wherein the second light path turning module is switched between a first position and a second position, and the first direction and the second direction are perpendicular to each other.
Description
Technical Field
The utility model relates to a camera lens field, more specifically say, relate to a periscopic camera lens.
Background
Fig. 1 is a schematic structural diagram of a periscopic lens 100 in the prior art. As shown in fig. 1, the periscopic lens 100 includes: an optical path turning module 101, a lens module 102, and an image sensor 103. The optical path turning module 101 reflects the light incident along the X direction to the Y direction, the lens module 102 includes a plurality of lens units and has an optical axis along the Y direction, and the light emitted from the lens units 102 forms an image on the image sensor 103.
The periscopic lens 100 has a drawback in that it is applicable only to low-magnification electronic devices, and cannot achieve multiple magnifications.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in, can not reach the defect of multiple multiplying power to periscopic camera lens among the prior art, provide a periscopic camera lens, can reach multiple multiplying power, and reach high multiplying power optics and zoom and compromise the miniaturization of camera lens module.
The utility model provides a technical scheme that its technical problem adopted is: constructing a periscopic lens comprising:
a base;
set up in proper order on the base:
the first light path turning module is used for reflecting light rays incident along a first direction to a second direction;
a first lens module for receiving the light reflected by the first light path turning module and having an edge
A first optical axis in a second direction;
the second light path turning module is used for reflecting the light rays incident along the first direction to the second direction; and
a second lens module for receiving the light reflected by the second light path turning module and having an edge
A second optical axis in a second direction;
and
an image sensor;
wherein the second light path turning module is switched between a first position and a second position, and the first direction and the second direction are perpendicular to each other.
According to the periscopic lens of the present invention, when the second light path turning module is at the first position, the second light path turning module shields the light from the first lens module; when the second light path turning module is at the second position, the second light path turning module deviates from the second optical axis, so that the light from the first lens module enters the second lens module; the periscopic lens further comprises a second light path turning module driving unit which drives the second light path turning module to deviate to the second position or return to the first position along a third direction, and the first direction, the second direction and the third direction are perpendicular to each other.
According to the periscopic lens of the present invention, a sliding mechanism is disposed on one of the second light path turning module and the base, and a guiding mechanism is disposed on the other; the sliding mechanism is a sliding block or a ball, and the guide mechanism is a sliding groove matched with the sliding block or the ball.
According to the periscopic lens of the present invention, when the second light path turning module is at the first position, the second light path turning module shields the light from the first lens module; when the second light path turning module is at the second position, the second light path turning module deviates from the second optical axis, so that the light from the first lens module enters the second lens module; the periscopic lens further comprises a second light path turning module driving unit which drives the second light path turning module to rotate around the shaft so as to deviate to the second position or return to the first position.
According to periscopic camera lens, second light path turn module drive unit is including setting up coil on one of second light path turn module and base and the magnet of setting on another.
According to periscopic camera lens, light path between second lens module and the image sensor still is provided with third light path turn module.
According to periscope formula camera lens, third light path turn module include: the image sensor comprises a first reflecting surface and a second reflecting surface, wherein the first reflecting surface is used for reflecting light rays from the first lens module or the second lens module, the second reflecting surface is used for reflecting the light rays from the first reflecting surface to the image sensor, and the first reflecting surface and the second reflecting surface are perpendicular to each other.
According to periscopic camera lens, first plane of reflection and the integrative setting of second plane of reflection, periscopic camera lens is still including the drive third light path turn module is in second direction drive unit and the drive that the second direction upwards removed third light path turn module is in the third direction drive unit of third direction removal, the third direction perpendicular to second direction and third direction.
According to periscopic camera lens, first plane of reflection and second plane of reflection are independent each other, periscopic camera lens is still including the drive first plane of reflection drive unit and drive that first plane of reflection removed in the third direction second plane of reflection drive unit that the second plane of reflection removed in the third direction, the third direction perpendicular to second direction and third direction.
According to periscopic camera lens, third light path turn module is including being used for coming from the light reflection of first lens module or second lens module is in image sensor's first plane of reflection.
Implement the utility model discloses a periscopic camera lens has following beneficial effect: the switching of multiple multiplying powers can be realized.
Drawings
The invention will be further explained with reference to the drawings and examples, wherein:
FIG. 1 is a schematic diagram of a periscopic lens according to the prior art;
fig. 2 is a schematic structural diagram of a periscopic lens according to a first embodiment of the present invention, wherein the second light path turning module is in a first position;
FIG. 3 is a top view of FIG. 2;
FIG. 4 is a side view of FIG. 2;
fig. 5 is a schematic structural diagram of a periscopic lens according to a first embodiment of the present invention, wherein the second light path turning module is in a second position;
FIG. 6 is a top view of FIG. 5;
FIG. 7 is a side view of FIG. 5;
fig. 8 is a schematic structural diagram of a periscopic lens according to a second embodiment of the present invention, wherein the second light path turning module is in a second position;
FIG. 9 is a top view of FIG. 8;
fig. 10 is a side view of fig. 8.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Fig. 2 is a schematic structural diagram of a periscopic lens 200 according to a first embodiment of the present invention, wherein the second light path turning module 203 is in a first position; FIG. 3 is a top view of FIG. 2; fig. 4 is a side view of fig. 2. As shown in fig. 2-4, the periscopic lens 200 of the present invention includes a base 207 and a plurality of lenses sequentially disposed on the base 207: a first light path turning module 201 for reflecting the light incident along the first direction X to the second direction Y; a first lens module 202 including one or more lenses and having a first optical axis along a second direction Y; the second light path turning module 203 is configured to reflect the light incident along the first direction X to the second direction Y; and a second lens module 204 including one or more lenses and having a second optical axis along the second direction Y. Wherein the first optical axis coincides with the second optical axis. The periscopic lens 200 further includes an image sensor 205 for forming an image.
The first optical path turning module 201 is configured to reflect light incident along a first direction X to the first lens module 203, where the first direction X is perpendicular to the second direction Y. The second optical path turning module 203 can be switched between a first position and a second position, that is, the second optical path turning module 203 can move between the first position and the second position, in the first position, the second optical path turning module 203 blocks the light from the first lens module 202, and in the second position, the second optical path turning module 203 deviates from the first optical axis and the second optical axis, so that the light from the first lens module 202 enters the second lens module 204. The first and second light path- turning modules 201 and 203 may be a reflecting prism or a reflecting mirror.
In an alternative embodiment, the image sensor 205 may be disposed on the second optical axis, and the light emitted from the second lens module 204 is directly imaged on the image sensor 205.
In another alternative embodiment, in order to achieve high-magnification optical zoom while achieving module miniaturization and reducing the length of the periscopic lens 200, the image sensor 205 is not disposed on the second optical axis, and a third optical path turning module is disposed on the optical path between the second lens module 204 and the image sensor 205. The third optical path turning module may include a first reflective surface, which reflects the light from the first lens module 202 or the second lens module 204 to the image sensor 205 for imaging.
As shown in the figure, in another alternative embodiment, in order to achieve high-magnification optical zoom while achieving module miniaturization and reducing the length of the periscopic lens 200, the image sensor 205 is not disposed on the second optical axis, and a third optical path turning module 206 is disposed on the optical path between the second lens module 204 and the image sensor 205. The third light path turning module 206 includes a first reflective surface 2061 and a second reflective surface 2062, the first reflective surface 2061 and the second reflective surface 2062 may be perpendicular to each other, and the first reflective surface 2061 and the second optical axis form an angle of 45 degrees. The first reflective surface 2061 reflects light from the first lens module 202 or the second lens module 204 to the second reflective surface 2062, and the second reflective surface 2062 further reflects light to the image sensor 205.
In the illustrated embodiment, the first reflective surface 2061 and the second reflective surface 2062 may be integrally provided, and both may move together. The periscopic lens 200 further includes a second direction driving unit (not shown) for driving the third optical path turning module 206 to move in the second direction Y, and a third direction driving unit (not shown) for driving the third optical path turning module 207 to move in a third direction Z, which is perpendicular to the first direction X and the second direction Y. When the third light path turning module 206 moves in the second direction Y, the light path of the periscopic lens 200 changes, so as to achieve auto-focusing; when the third optical path turning module 206 moves in the third direction Y, the imaging position of the periscopic lens 200 on the image sensor 205 changes, so as to achieve vibration prevention, and the optical path also changes. In another embodiment of the present invention, the periscopic lens 200 may include only the second direction driving unit for driving the third optical path turning module 206 to move in the second direction Y, or only the third direction driving unit for driving the third optical path turning module 207 to move in the third direction Z.
In another embodiment of the present invention, the first reflecting surface 2061 and the second reflecting surface 2062 are independent from each other, and the periscopic lens 200 further includes a first reflecting surface driving unit (not shown) that drives the first reflecting surface 2061 to move in the third direction Z, which is perpendicular to the first direction X and the second direction Y, and a second reflecting surface driving unit (not shown) that drives the second reflecting surface 2062 to move in the third direction Z. When the first reflecting surface 2061 and the second reflecting surface 2062 move in the third direction Z, autofocus, vibration prevention, or both autofocus and vibration prevention can be realized depending on the distance of movement of the two.
Fig. 5 is a schematic structural diagram of the periscopic lens system 200 according to the present invention, wherein the second light path turning module 203 is at a second position; FIG. 6 is a top view of FIG. 5; fig. 7 is a side view of fig. 5. With reference to fig. 2-7, when the second light path turning module 203 is at the first position, the light enters the first light path turning module 201 from the first direction X and is reflected to the first lens module 202. Since the second light path-turning module 203 is in the first position, the light emitted from the first lens module 202 is blocked. The light enters the second light path turning module 203 from the first direction X, is reflected to the second lens module 204, then exits from the second lens module 204, and is reflected to the image sensor for imaging by the third light path turning module 206. The magnification of the periscopic lens 200 is determined by the second lens module 204.
When the second light path turning module 203 is at the second position, the light enters the first light path turning module 201 from the first direction X and is reflected to the first lens module 202, and since the second light path turning module 203 is at the second position, the light emitted from the first lens module 202 passes through the second lens module 204, then exits from the second lens module 204, and is reflected to the image sensor for imaging by the third light path turning module 206. The magnification of the periscopic lens 200 is determined by the first lens module 202 and the second lens module 204.
Thus, when the second optical path turning module 203 is switched between the first position and the second position, switching of different magnifications is achieved.
The second light path-turning module 203 between the first position and the second position may be implemented by: a sliding mechanism, such as a slide block or a ball, is disposed on one of the second light path turning module 203 and the base 207, and a guiding mechanism, such as a sliding slot, is disposed on the other. The periscopic lens 200 further includes a second optical path turning module driving unit for driving the second optical path turning module 203 to shift along the third direction Z to deviate to the second position or return to the first position. The second light path-bending module driving unit may include a coil disposed on one of the second light path-bending module 203 and the base 207, and a magnet disposed on the other.
Fig. 8 is a schematic structural diagram of a periscopic lens 200 according to a second embodiment of the present invention, wherein the second light path turning module 203 is in a second position; FIG. 9 is a top view of FIG. 8; fig. 10 is a side view of fig. 8. In the second embodiment of the present invention, the same or similar parts as those of the first embodiment will not be described again. Unlike the first embodiment, in the second embodiment, the second light path turning module 203 is not deviated to the second position or returned to the first position along the third direction Z, but is deviated to the second position or returned to the first position by rotation.
Specifically, in this embodiment, the second optical path turning module 203 is preferably a mirror, and can rotate around a rotation axis at its upper end, the rotation axis being parallel to the third direction Z, so as to switch between a first position and a second position, in which the second optical path turning module 203 is parallel to the second optical axis and is located above the second optical axis. The periscopic lens 200 further includes a second optical path turning module driving unit for driving the second optical path turning module 203 to pivot so as to deviate to the second position or return to the first position. The second embodiment can achieve the same effects as the first embodiment.
Compared with the prior art, the utility model discloses a periscopic camera lens can realize the switching of multiple multiplying power, and reaches high multiplying power optics and zoom and compromise the miniaturization of camera lens module.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A periscopic lens, comprising:
a base;
set up in proper order on the base:
the first light path turning module is used for reflecting light rays incident along a first direction to a second direction;
the first lens module is used for receiving the light rays reflected by the first light path turning module and is provided with a first optical axis along a second direction;
the second light path turning module is used for reflecting the light rays incident along the first direction to the second direction; and
the second lens module is used for receiving the light rays reflected by the second light path turning module and is provided with a second optical axis along a second direction;
and
an image sensor;
wherein the second light path turning module is switched between a first position and a second position, and the first direction and the second direction are perpendicular to each other.
2. A periscopic lens according to claim 1, wherein when the second light path-deflecting module is at the first position, the second light path-deflecting module blocks light from the first lens module; when the second light path turning module is at the second position, the second light path turning module deviates from the second optical axis, so that the light from the first lens module enters the second lens module;
the periscopic lens further comprises a second light path turning module driving unit which drives the second light path turning module to be shifted and deviated to the second position or return to the first position along a third direction, and the first direction, the second direction and the third direction are perpendicular to each other.
3. A periscopic lens according to claim 2, wherein a sliding mechanism is provided on one of the second optical path turning module and the base, and a guiding mechanism is provided on the other; the sliding mechanism is a sliding block or a ball, and the guide mechanism is a sliding groove matched with the sliding block or the ball.
4. A periscopic lens according to claim 1, wherein when the second light path-deflecting module is at the first position, the second light path-deflecting module blocks light from the first lens module; when the second light path turning module is at the second position, the second light path turning module deviates from the second optical axis, so that the light from the first lens module enters the second lens module;
the periscopic lens further comprises a second light path turning module driving unit which drives the second light path turning module to rotate around the shaft so as to deviate to the second position or return to the first position.
5. A periscopic lens according to claim 2 or 4, wherein the second light path-reversing module driving unit comprises a coil provided on one of the second light path-reversing module and the base, and a magnet provided on the other.
6. A periscopic lens according to claim 1, wherein a third optical path turning module is further disposed on the optical path between the second lens module and the image sensor.
7. A periscopic lens according to claim 6, wherein the third optical path-turning module comprises: the image sensor comprises a first reflecting surface and a second reflecting surface, wherein the first reflecting surface is used for reflecting light rays from the first lens module or the second lens module, the second reflecting surface is used for reflecting the light rays from the first reflecting surface to the image sensor, and the first reflecting surface and the second reflecting surface are perpendicular to each other.
8. A periscopic lens according to claim 7, wherein the first and second reflective surfaces are integrally disposed, and the periscopic lens further comprises a second direction driving unit for driving the third optical path turning module to move in the second direction, and a third direction driving unit for driving the third optical path turning module to move in a third direction, the third direction being perpendicular to the second and third directions.
9. A periscopic lens according to claim 7, wherein the first and second reflective surfaces are independent of each other, the periscopic lens further comprising a first reflective surface driving unit that drives the first reflective surface to move in a third direction, and a second reflective surface driving unit that drives the second reflective surface to move in a third direction, the third direction being perpendicular to the second and third directions.
10. A periscopic lens according to claim 6, wherein the third optical path deflecting module comprises a first reflecting surface for reflecting light from the first lens module or the second lens module to the image sensor.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922387683.1U CN211263930U (en) | 2019-12-25 | 2019-12-25 | Periscopic lens |
| TW109128237A TWI831997B (en) | 2019-10-08 | 2020-08-19 | Lens device |
| US17/035,977 US11528396B2 (en) | 2019-10-08 | 2020-09-29 | Lens device |
| US17/976,226 US11863854B2 (en) | 2019-10-08 | 2022-10-28 | Lens device capable of operation of multi-magnifications, optical zoom in high magnification, and miniaturization of the lens module thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922387683.1U CN211263930U (en) | 2019-12-25 | 2019-12-25 | Periscopic lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211263930U true CN211263930U (en) | 2020-08-14 |
Family
ID=71960485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922387683.1U Active CN211263930U (en) | 2019-10-08 | 2019-12-25 | Periscopic lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211263930U (en) |
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2019
- 2019-12-25 CN CN201922387683.1U patent/CN211263930U/en active Active
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