CN203799101U - Thin type imaging optical system - Google Patents
Thin type imaging optical system Download PDFInfo
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- CN203799101U CN203799101U CN201420182428.8U CN201420182428U CN203799101U CN 203799101 U CN203799101 U CN 203799101U CN 201420182428 U CN201420182428 U CN 201420182428U CN 203799101 U CN203799101 U CN 203799101U
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- 238000003384 imaging method Methods 0.000 title claims abstract description 55
- 238000012634 optical imaging Methods 0.000 abstract description 7
- 230000006698 induction Effects 0.000 abstract 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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Abstract
The utility model relates to a thin type imaging optical system. The thin type imaging optical system is characterized in that a fixed eyeglass group and a mobile eyeglass group which can be driven to move by a driving mechanism constitute an imaging system, the two end portions of an object side and an image side are provided with refection optical elements capable of reflecting light, and the light emitting surface of a reflection optical element at the corresponding side of the image side is provided with an optical induction imaging surface. The utility model provides such a reflection type optical imaging system structure. By the optical imaging system structure and parts provided with a camera structure, such as an intelligent high-end phones, tablet computers, card type digital cameras and the like, the camera structure provided with the imaging system has the advantages of simple camera structure, thin and light profile, and high practicality.
Description
[technical field]
The utility model relates to a kind of slim imaging optical system, relates in particular to a kind of slim imaging system structure and has the camera optical camera lens of this structure.
[background technology]
Along with the fast development of imaging technique, to the image quality of optical camera lens, require more and more higher.Require the resolution of imaging high on the one hand, from 5,000,000 pixels, to 800 pixels, 1,300 ten thousand pixels, the above resolution of 1,600 ten thousand pixel till now.On the other hand, when optical imagery resolution improves, for high-end imaging optical system, people require to have optical zoom function, meet the accurate focusing while taking different distance object.
Along with the raising of imaging resolution, and the application of varifocal optical system.Problem on the other hand occurs again: due to the raising of imaging pixel, the size of imaging electric device CCD/Cmos is originally larger, from initial 1/7 inch of till now 1/2.33 inch.In addition, due to the slim imaging optical system of application zoom, it is very large that the volume of imaging system becomes.For the request for utilization of present Portable image pickup product, thin thickness, volume is little is mainstream demand.But existing optical imaging system can't meet this requirement.
The product of prior art, by a kind of optical imagery structure of periscopic, making product just thin after zooming and optical imaging system bending, but because the high imaging electric device CCD/Cmos size that makes of optical imagery resolution is very large now, cause the thickness of optical imaging system still very thick, do not reach below 8.0mm, even below 6.0mm.Can not meet the requirement of the slim particularly smart mobile phone of shooting product, ultrathin plate type outward appearance.
In order to overcome the above problems, the utility model proposes a kind of slim imaging optical system, solved the shortcoming and defect of existing high pixel zooming and optical imaging system.
[utility model content]
The utility model has overcome the deficiencies in the prior art and has proposed a kind of reflective optic imaging system structure, the parts mobile phone as high-end in intelligence of this optical imaging system structure and this camera structure of configuration, panel computer, card type digital camera etc., the camera structure that can make to configure this imaging system is simple, profile is frivolous, practical.
The utility model is by the following technical solutions:
A kind of slim imaging optical system, it is characterized in that comprising that fixing len group 1 forms imaging system together with the mobile lens set 2 that can be moved by driving mechanism driving, at the both ends of object space and image space, be equipped with the reflective optical devices 3 that light can be reflected, at the light outgoing plane of the reflective optical devices on the corresponding one side of image space, be provided with optical sensor imaging surface 4.
A kind of slim imaging optical system as above, the angle that it is characterized in that described reflective optical devices 3 reflection rays is 90 degree.
A kind of slim imaging optical system as above, is characterized in that described reflective optical devices 3 is plane of reflection mirror or is the girdle prisms such as right angle.
A kind of slim imaging optical system as above, the reflecting surface and the system optical axis angle that described in it is characterized in that, are placed in two reflective optical devices 3 of object space and image space are 45 degree.
A kind of slim imaging optical system as above, is characterized in that described fixing len group 1 includes the first fixing len group 11 and the second fixing len group 12 that is placed in object space; Mobile lens set 2 include varifocal first move lens set 21 and be placed in that image space can focus on second move lens set 22, the first described fixing len group 11 is placed in described first and moves lens set 21 and second and move between lens set 22.
A kind of slim imaging optical system as above, is characterized in that described reflective optical devices 3 includes object space reflective optical devices 31 and image space reflective optical devices 32; Described the second fixing len group 12 includes to be accepted the first lens 121 that extraneous light injects and is placed in first lens 121 the second lens 122 below, and described object space reflective optical devices 31 is arranged between first lens 121 and the second lens 122.
A kind of slim imaging optical system as above, is characterized in that described object space reflective optical devices 31, the second lens 122, the first fixing len group 11, first move lens set 21, second and move lens set 22, image space reflective optical devices 32 all on same level optical axis.
The beneficial effects of the utility model:
1, the profile thickness that the utility model can be realized high pixel optics zoom camera reaches below 6.0mm.
2, the utility model adopts the optical system integrated design that multi-disc reflective optical devices and fixing len group and mobile lens set form, can realize the slim design of camera structure, meet the requirement of high-end smartphones, panel computer, the frivolous outward appearance of digital card camera, practical function is very strong.
3, in addition, adopt object space reflective optical devices and image space reflective optical devices to reflect the incident light respectively line and penetrate light, make fixing len group and mobile lens set on a horizon light axis, incident ray with optical sensor imaging surface in another plane vertical with optical axis, stagger mutually in position, make the thickness can be not stacked, it reasonably arranges the slim design that can realize camera structure, has met the demand in market.
[accompanying drawing explanation]
Fig. 1 is the example one of the slim imaging optical system of the utility model;
Fig. 2 is the example two of the slim imaging optical system of the utility model.
[embodiment]
Below in conjunction with accompanying drawing and by embodiment, further illustrate the technical solution of the utility model:
A slim imaging optical system, comprises that fixing len group 1 forms imaging system together with the mobile lens set 2 that can be moved by driving mechanism driving, is equipped with the reflective optical devices 3 that light can be reflected at the both ends of object space and image space.Light outgoing plane at the reflective optical devices on the corresponding one side of image space is provided with optical sensor imaging surface 4.This optical sensor imaging surface 4 is generally sensitive chip.
As embodiment preferably, the angle of described reflective optical devices 3 reflection rays is 90 degree.And realize the angle of reflection ray, be to adopt plane of reflection mirror or adopt the girdle prisms such as right angle.
Described reflecting surface and the system optical axis angle that is placed in two reflective optical devices 3 of object space and image space is 45 degree.By above layout arrangement mode, make fixing len group and mobile lens set on a horizon light axis, incident ray with optical sensor imaging surface in another plane vertical with optical axis, stagger mutually in position, make the thickness of whole slim imaging optical system can be not stacked, it reasonably arranges the slim design that can realize camera structure, has met the demand in market.
Specifically, described fixing len group 1 includes the first fixing len group 11 and the second fixing len group 12 that is placed in object space.Mobile lens set 2 includes first and moves lens set 21 and be placed in second of image space and move lens set 22, and described the first fixing len group 11 is placed in first and moves lens set 21 and second and move between lens set 22.
And described reflective optical devices 3 includes object space reflective optical devices 31 and image space reflective optical devices 32; Described the second fixing len group 12 includes to be accepted the first lens 121 that extraneous light injects and is placed in first lens 121 the second lens 122 below, and described object space reflective optical devices 31 is arranged between first lens 121 and the second lens 122.Described object space reflective optical devices 31, the second lens 122, the first fixing len group 11, first move lens set 21, second and move lens set 22, image space reflective optical devices 32 all on same level optical axis.First lens 121 and optical sensor imaging surface 4 are in another plane vertical with optical axis, stagger mutually in position.
Below two embodiments of this programme:
Example one:
Incident ray 5 is after the first lens 121 of the second fixing len group 12, reflection through object space reflective optical devices 31, light angle turns to 45 degree, after the second lens 122 of the second fixing len group 12, move lens set 21 by varifocal first, then through the first fixing len group 11, and second moving after lens set 22 of can focusing on, by the reflection of image space reflective optical devices 32, turn light rays 45 degree upwards, are parallel to incident ray and image on optical sensor imaging surface 4.
This slim imaging optical system, by the first varifocal second moving forward and backward on optical axis of moving lens set 22 of moving lens set 21 and can focus on, realizes the zoom of optical system.When first moves lens set 21 and move to object space, focal length diminishes; When first moves lens set 21 and move to image space, it is large that focal length becomes.Meanwhile, first moves lens set 21 moves while realizing zoom, and second moves also mobile focusing simultaneously of lens set 22, guarantees imaging clearly.
Example two:
Incident ray 5 is after the first lens 121 of the second fixing len group 12, reflection through object space reflective optical devices 31, light angle turns to 45 degree, after the second lens 122 of the second fixing len group 12, move lens set 21 by varifocal first, then through the first fixing len group 11, and second moving after lens set 22 of can focusing on, by the reflection of image space reflective optical devices 32, turn light rays 45 degree downwards, are parallel to incident ray and image on optical sensor imaging surface 4.
This slim imaging optical system, moves the moving forward and backward on optical axis that lens set 21 and second moves lens set 22 by first, realizes the zoom of optical system.When first moves lens set 21 and move to object space, focal length diminishes; When first moves lens set 21 and move to image space, it is large that focal length becomes.Meanwhile, first moves lens set 21 moves while realizing zoom, and second moves also mobile focusing simultaneously of lens set 22, guarantees imaging clearly.
The know-why of this programme has below been described in conjunction with specific embodiments.These Description of Knowledges are in order to explain the principle of this programme, and can not be interpreted as by any way the protection domain restriction to this programme.
Claims (7)
1. a slim imaging optical system, it is characterized in that comprising fixing len group (1) and can drive mobile mobile lens set (2) to form together imaging system by driving mechanism, at the both ends of object space and image space, be equipped with the reflective optical devices (3) that light can be reflected, at the light outgoing plane of the reflective optical devices on the corresponding one side of image space, be provided with optical sensor imaging surface (4).
2. a kind of slim imaging optical system according to claim 1, is characterized in that the angle of described reflective optical devices (3) reflection ray is 90 degree.
3. a kind of slim imaging optical system according to claim 1 and 2, is characterized in that described reflective optical devices (3) is plane of reflection mirror or is the girdle prisms such as right angle.
4. a kind of slim imaging optical system according to claim 3, the reflecting surface and the system optical axis angle that described in it is characterized in that, are placed in two reflective optical devices (3) of object space and image space are 45 degree.
5. a kind of slim imaging optical system according to claim 3, is characterized in that described fixing len group (1) includes the first fixing len group (11) and is placed in the second fixing len group (12) of object space; Mobile lens set (2) include varifocal first move lens set (21) and be placed in that image space can focus on second move lens set (22), described the first fixing len group (11) is placed in first and moves lens set (21) and second and move between lens set (22).
6. a kind of slim imaging optical system according to claim 5, is characterized in that described reflective optical devices (3) includes object space reflective optical devices (31) and image space reflective optical devices (32); Described the second fixing len group (12) includes to be accepted the first lens (121) that extraneous light injects and is placed in first lens (121) the second lens (122) below, and described object space reflective optical devices (31) is arranged between first lens (121) and the second lens (122).
7. a kind of slim imaging optical system according to claim 6, is characterized in that described object space reflective optical devices (31), the second lens (122), the first fixing len group (11), first move lens set (21), second and move lens set (22), image space reflective optical devices (32) all on same level optical axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420182428.8U CN203799101U (en) | 2014-04-15 | 2014-04-15 | Thin type imaging optical system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420182428.8U CN203799101U (en) | 2014-04-15 | 2014-04-15 | Thin type imaging optical system |
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| Publication Number | Publication Date |
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| CN203799101U true CN203799101U (en) | 2014-08-27 |
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| CN201420182428.8U Expired - Lifetime CN203799101U (en) | 2014-04-15 | 2014-04-15 | Thin type imaging optical system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105572856A (en) * | 2016-03-04 | 2016-05-11 | 中国人民解放军海军潜艇学院 | Virtual periscope and production method and application thereof |
| CN107402439A (en) * | 2016-05-19 | 2017-11-28 | 音飞光电科技股份有限公司 | Thin plate imaging device |
| TWI608733B (en) * | 2016-05-10 | 2017-12-11 | Infilm Optoelectronic Inc | Thin plate imaging device |
| CN107864316A (en) * | 2017-10-31 | 2018-03-30 | 努比亚技术有限公司 | A kind of filming apparatus, control method, terminal and computer-readable recording medium |
| CN110953985A (en) * | 2019-11-27 | 2020-04-03 | 湖北中烟工业有限责任公司 | Image detection system of tipping paper of cigarette making and plug assembling machine |
-
2014
- 2014-04-15 CN CN201420182428.8U patent/CN203799101U/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105572856A (en) * | 2016-03-04 | 2016-05-11 | 中国人民解放军海军潜艇学院 | Virtual periscope and production method and application thereof |
| CN105572856B (en) * | 2016-03-04 | 2016-11-23 | 中国人民解放军海军潜艇学院 | A kind of virtual periscope and production method thereof and application |
| TWI608733B (en) * | 2016-05-10 | 2017-12-11 | Infilm Optoelectronic Inc | Thin plate imaging device |
| US10467769B2 (en) | 2016-05-10 | 2019-11-05 | Infilm Optoelectronic Inc. | Thin plate imaging device |
| CN107402439A (en) * | 2016-05-19 | 2017-11-28 | 音飞光电科技股份有限公司 | Thin plate imaging device |
| CN107402439B (en) * | 2016-05-19 | 2020-04-28 | 音飞光电科技股份有限公司 | Thin plate imaging device |
| CN107864316A (en) * | 2017-10-31 | 2018-03-30 | 努比亚技术有限公司 | A kind of filming apparatus, control method, terminal and computer-readable recording medium |
| CN107864316B (en) * | 2017-10-31 | 2020-07-31 | 珠海大横琴科技发展有限公司 | Photographing device, control method, terminal and computer readable storage medium |
| CN110953985A (en) * | 2019-11-27 | 2020-04-03 | 湖北中烟工业有限责任公司 | Image detection system of tipping paper of cigarette making and plug assembling machine |
| CN110953985B (en) * | 2019-11-27 | 2021-07-20 | 湖北中烟工业有限责任公司 | Image detection system of tipping paper of cigarette making and plug assembling machine |
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Legal Events
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 528400 Zhongshan Torch Development Zone, Guangdong Road, No. 10 Patentee after: UNION OPTECH Co.,Ltd. Address before: 528400 Zhongshan Torch Development Zone, Guangdong Road, No. 10 Patentee before: UNION OPTECH Co.,Ltd. |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140827 |