CN107817592A - A kind of external lens - Google Patents
A kind of external lens Download PDFInfo
- Publication number
- CN107817592A CN107817592A CN201711097874.3A CN201711097874A CN107817592A CN 107817592 A CN107817592 A CN 107817592A CN 201711097874 A CN201711097874 A CN 201711097874A CN 107817592 A CN107817592 A CN 107817592A
- Authority
- CN
- China
- Prior art keywords
- lens
- reflecting surface
- external
- exiting
- external lens
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000003287 optical effect Effects 0.000 claims abstract description 17
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 230000037237 body shape Effects 0.000 claims 1
- 238000000605 extraction Methods 0.000 claims 1
- 230000001815 facial effect Effects 0.000 claims 1
- 230000021615 conjugation Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 241000251468 Actinopterygii Species 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003384 imaging method Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 230000011514 reflex Effects 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/06—Panoramic objectives; So-called "sky lenses" including panoramic objectives having reflecting surfaces
Abstract
The invention discloses a kind of external lens, the external lens is arranged in front of the eyeglass of camera, it includes the lens in rotation body, the lens include incidence surface, the reflecting surface located at the lensed tip and the exiting surface located at the lens bottom set along the surfaces of revolution of the lens, eyeglass of the exiting surface towards the camera；The incidence surface and the reflecting surface optical conjugate, the reflecting surface and the exiting surface optical conjugate.The present invention is to collect the panoramic picture needed for mobile phone by a lens.
Description
Technical field
The present invention relates to a kind of external lens.
Background technology
At present, typically there are following methods using mobile phone photographing panorama picture：It is laggard using common lens shooting multiple pictures
Row software process quality；Entered using the first-class mobile telephone external camera lens of the combined lens of fish eye lens, bugeye lens or multiple broad angle lens
Row shooting, then carry out post-processing completion.The shortcomings that above method is present includes：1st, common lens pan photo need make
Stablize camera, complex operation with equipment such as nodal heads, and the photo that finally presents need with repeatedly shoot come
Photo carries out software process quality, and post-production difficulty is high；2nd, the distant view photograph shot using fish eye lens or bugeye lens, it is abnormal
Become larger；3rd, common wide-angle lens needs to be combined use by multiple eyeglasses, and assembling process is cumbersome.
The content of the invention
It is an object of the invention to provide a kind of external lens, is to collect the panorama sketch needed for camera by a lens
Picture.
To achieve the above object, a kind of external lens provided by the present invention, the external lens are arranged at camera
In front of eyeglass, it includes the lens in rotation body, and the lens include the incidence surface along the surfaces of revolution setting of the lens, set
Reflecting surface in the lensed tip and the exiting surface located at the lens bottom, mirror of the exiting surface towards the camera
Piece；The incidence surface and the reflecting surface optical conjugate, the reflecting surface and the exiting surface optical conjugate.
In above-mentioned external lens, the incidence surface is recessed for the axis side of the surfaces of revolution towards the lens of the lens
Sunken cancave cambered surface；Towards sunken inside, it is in arc surfaced to make the reflecting surface and exiting surface at the top and bottom of the lens.
In above-mentioned external lens, in section formed by the axial direction along the lens, the incidence surface, reflecting surface and exiting surface
Profile is in circular arc either ellipse arc or parabola shaped.
In above-mentioned external lens, in section formed by the axial direction along the lens, the profile of the incidence surface is in radius 31-
32mm circular arc, the length of the circular arc is 9-10mm, between the midpoint tangent line of the circular arc and the axis of the lens into
10 ° -12 ° of angle.
In above-mentioned external lens, in section formed by the axial direction along the lens, the profile of the reflecting surface is parabolically
X2=5y shape, a diameter of 17-19mm in openend of the reflecting surface.
In above-mentioned external lens, in section formed by the axial direction along the lens, the profile of the exiting surface is parabolically
X2=-36y shape, a diameter of 14-16mm in openend of the exiting surface.
In above-mentioned external lens, the reflecting surface is 1-3mm apart from the minimum range of the exiting surface.
In above-mentioned external lens, the bottom of the lens is provided with boss, and the exiting surface is on the boss.
In above-mentioned external lens, the surface of the reflecting surface is covered with reflecting coating.
In above-mentioned external lens, the incidence surface is in loop-like.
A kind of external lens that above-mentioned technical proposal is provided, it is external on camera, and compared with prior art, it has
Beneficial effect includes：1st, it is to collect the imagery optical information needed for the imaging of camera panoramic picture by a lens；2nd, this is saturating
Mirror includes the optical surface of three conjugation, camera is completely collected the incident imagery optical information of incidence surface；3rd, this is outer
It is wide to connect the panoramic picture angle that shots arrive, and imaging clearly, fidelity are high；4th, the external lens can be applied to mobile phone or
Other camera devices of person, it is easy to use.
Brief description of the drawings
Fig. 1 is the cross section structure schematic diagram of external lens of the present invention；
Fig. 2 is the light path schematic diagram of external lens of the present invention.
Wherein, 1- lens, 101- incidence surfaces, 102- reflectings surface, 103- exiting surfaces, 104- boss.
Embodiment
With reference to the accompanying drawings and examples, the embodiment of the present invention is described in further detail.Implement below
Example is used to illustrate the present invention, but is not limited to the scope of the present invention.
Accompanying drawing 1-2, a kind of external lens provided by the present invention are referred to, the external lens is arranged at the mirror of camera
In front of piece, it includes the lens 1 in rotation body, and the lens 1 include the incidence surface set along the surfaces of revolution of the lens 1
101st, the reflecting surface 102 located at the top of lens 1 and the exiting surface 103 located at the bottom of lens 1, the exiting surface 103
Towards the eyeglass of the camera；The incidence surface 101 and the optical conjugate of reflecting surface 102, the reflecting surface 102 with it is described
The optical conjugate of exiting surface 103.
Based on above-mentioned technical characteristic, light is reflected into the lens 1 by the incidence surface 101, and is refracted to described anti-
Penetrate face 102 to be reflected, the light is reflexed to the exiting surface 103 by the reflecting surface 102 and be emitted to the shooting
Head.By being arranged on the exiting surface 101 of the surfaces of revolution, the exiting surface 101 is set preferably to collect around the lens 1
The outdoor scene light of 360 degree of scopes；Due to the incidence surface 101 and the optical conjugate of reflecting surface 102, the incidence surface 101 is entered
The light penetrated can be incident to the reflecting surface 102 and be reflected；Due to the reflecting surface 102 and the optics of exiting surface 103
Conjugation, the incident light that the reflecting surface 102 reflects can reflex to the exiting surface 103；Therefore the exiting surface 103 is emitted
Light can be emitted to the camera；Due to optical conjugate, the incidence surface 101 between three optical surfaces of the lens 1
360 degree of incident scope outdoor scene light can be emitted to the camera correspondingly, the camera is passed through the lens 1
Obtain 360 degree of scope outdoor scene light and generate panoramic picture.
The concave arc that the incidence surface 101 is recessed for the axis side of the surfaces of revolution towards the lens 1 of the lens 1
Face；Towards sunken inside, it is in arc surfaced to make the reflecting surface 102 and exiting surface 103 at the top and bottom of the lens 1；Ensure institute
Stating incidence surface 101 larger range of can collect the incident outdoor scene light of the lens 1, and by setting the reflecting surface
102 radian, the reflecting surface 102 is reflected the incident light of the incidence surface 101 and make the exiting surface 103
It is emitted the incident ray that the reflecting surface 102 is reflected.
In section formed by the axial direction along the lens 1, the incidence surface 101, reflecting surface 102 and the profile of exiting surface 103
In circular arc either ellipse arc or parabola shaped, make preferably realize light between three optical surfaces of the lens 1
Learn conjugation.
In section formed by the axial direction along the lens 1, the profile of the incidence surface 101 is in radius 31-32mm circular arc,
The length of the circular arc is 9-10mm, into 10 ° -12 ° of folder between the midpoint tangent line of the circular arc and the axis of the lens 1
Angle, in the present embodiment, the arc radius is 31.85mm, and the arc length is 9.87mm, the arcuate midway point with it is described
Into 11 ° of angle between the axis of mirror 1, make the incidence surface 101 close to the end diameter of the reflecting surface 102 be more than it is described enter
Smooth surface enables the incident larger range of outdoor scene light of the incidence surface 101 close to the end diameter of the exiting surface 103.
In section formed by the axial direction along the lens 1, the profile of the reflecting surface 102 parabolically X2=5y shape
Shape, a diameter of 17-19mm in openend of the reflecting surface 102；In the present embodiment, the top diameter of the reflecting surface is
18.44mm, the reflecting surface 102 is set to meet the conjugate condition with the incidence surface 101 and the exiting surface 103.
In section formed by the axial direction along the lens, the profile of the exiting surface parabolically X2=-36y shape,
The a diameter of 14-16mm in openend of the exiting surface, in the present embodiment, the opening diameter of the exiting surface 103 is 15mm, is passed through
The arc radius of the incidence surface 101 and the exiting surface 103 is set, and makes the incidence surface 101, reflecting surface 102 and exiting surface
103 meet the condition of light conjugation, and the relation for enabling the incidence surface 101 incident all refracts to the exiting surface 103.
The reflecting surface 102 is 1-3mm apart from the minimum range of the exiting surface 103, in the present embodiment, the reflecting surface
Minimum range with the exiting surface is 1.68mm.
The bottom of the lens 1 is provided with boss 104, and the exiting surface 103 is on the boss 104；Avoid described
Reflection of the incident light of the surrounding of mirror 1 without the reflecting surface 102 and be incident to the exiting surface from the incidence surface 101
103, ensure the optical conjugate of the incidence surface 101 and the reflecting surface 102.
The surface of the reflecting surface 102 enables the reflecting surface 102 to realize to incident covered with reflecting coating
The total reflection of the light of 360 degree of scope outdoor scene.
The incidence surface 101 is in loop-like, and the outdoor scene light for making the incidence surface 101 incident has continuity.
The optical principle of the external lens of the present invention is as follows：
To sum up, external lens of the invention, by incidence surface 101, reflecting surface that mutual phase conjugate is set on the lens 1
102 with exiting surface 103, the exiting surface 103 is emitted the incident light of the incidence surface 101 completely, make it is described enter
360 degree of incident scope outdoor scene light of smooth surface 101 can all be emitted to the camera and be imaged；Pass through the incidence surface
101st, the Cross section Design of reflecting surface 102 and exiting surface 103, enables the lens 1 preferably to realize scape light of being outside one's consideration to around 360
Collection and outgoing；By setting reflecting coating to the reflecting surface 102, make the reflecting surface 102 to the incidence surface 101
Incident light is totally reflected；It is described in mobile phone camera can receive by setting the exiting surface 103 being conjugated with mobile phone camera
Incidence surface 101 is incident 360 to be outside one's consideration scape light.
It the above is only the preferred embodiment of the present invention, it is noted that come for those skilled in the art
Say, without departing from the technical principles of the invention, some improvement and replacement can also be made, these, which improve and replaced, also should
It is considered as protection scope of the present invention.
Claims (10)
1. a kind of external lens, the external lens is arranged in front of the eyeglass of camera, it is characterised in that it is included in rotation
The lens of body shape, the lens include the incidence surface along the surfaces of revolution setting of the lens, the reflection located at the lensed tip
Face and the exiting surface located at the lens bottom, eyeglass of the exiting surface towards the camera；
The incidence surface and the reflecting surface optical conjugate, the reflecting surface and the exiting surface optical conjugate.
2. external lens as claimed in claim 1, it is characterised in that the incidence surface for the lens the surfaces of revolution towards described
The cancave cambered surface of the axis side depression of lens；The top and bottom of the lens make the reflecting surface and gone out towards sunken inside
Smooth surface is in arc surfaced.
3. external lens as claimed in claim 2, it is characterised in that described in section formed by the axial direction along the lens
Incidence surface, reflecting surface and light extraction facial contour are in circular arc either ellipse arc or parabola shaped.
4. external lens as claimed in claim 3, it is characterised in that described in section formed by the axial direction along the lens
The profile of incidence surface is in radius 31-32mm circular arc, and the length of the circular arc is 9-10mm, the midpoint tangent line of the circular arc and institute
State the angle into 10 ° -12 ° between the axis of lens.
5. external lens as claimed in claim 3, it is characterised in that described in section formed by the axial direction along the lens
The profile of reflecting surface parabolically X2=5y shape, a diameter of 17-19mm in openend of the reflecting surface.
6. external lens as claimed in claim 3, it is characterised in that described in section formed by the axial direction along the lens
The profile of exiting surface parabolically X2=-36y shape, a diameter of 14-16mm in openend of the exiting surface.
7. external lens as claimed in claim 3, it is characterised in that minimum range of the reflecting surface apart from the exiting surface
For 1-3mm.
8. such as the external lens any one of claim 1-7, it is characterised in that the bottom of the lens is provided with boss,
The exiting surface is on the boss.
9. such as the external lens any one of claim 1-7, it is characterised in that the surface of the reflecting surface is covered with anti-
Light coating.
10. such as the external lens any one of claim 1-7, it is characterised in that the incidence surface is in loop-like.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711097874.3A CN107817592B (en) | 2017-11-09 | 2017-11-09 | External lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711097874.3A CN107817592B (en) | 2017-11-09 | 2017-11-09 | External lens |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107817592A true CN107817592A (en) | 2018-03-20 |
| CN107817592B CN107817592B (en) | 2024-03-08 |
Family
ID=61603224
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711097874.3A Active CN107817592B (en) | 2017-11-09 | 2017-11-09 | External lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107817592B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109541871A (en) * | 2019-01-28 | 2019-03-29 | 孙宇涵 | A kind of various dimensions dynamic solid observation mobile telephone external camera lens |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020034020A1 (en) * | 1996-06-24 | 2002-03-21 | Be Here Corporation | Panoramic imaging arrangement |
| US20020109772A1 (en) * | 2001-02-09 | 2002-08-15 | Akihiko Kuriyama | Imaging device and method for producing the same |
| CN1421724A (en) * | 2001-11-29 | 2003-06-04 | 株式会社立山研开 | Holographic lens |
| JP2006209041A (en) * | 2005-01-25 | 2006-08-10 | Shoji Hoshi | Panorama lens |
| JP2009288521A (en) * | 2008-05-29 | 2009-12-10 | Tanimura Gangu Kenkyusho:Kk | Panorama lens |
| JP2012078674A (en) * | 2010-10-04 | 2012-04-19 | Nippon Seiki Co Ltd | Omnidirectional camera and omnidirectional lens |
| CN102455588A (en) * | 2010-10-28 | 2012-05-16 | 鸿富锦精密工业（深圳）有限公司 | Panoramic shooting system |
| WO2013054252A1 (en) * | 2011-10-10 | 2013-04-18 | I-Visus S.R.L. | Device for taking 360° panoramic images |
| CN104639688A (en) * | 2015-02-02 | 2015-05-20 | 青岛歌尔声学科技有限公司 | Mobile phone panoramic lens |
| CN207457591U (en) * | 2017-11-09 | 2018-06-05 | 刘超 | A kind of external lens |
-
2017
- 2017-11-09 CN CN201711097874.3A patent/CN107817592B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020034020A1 (en) * | 1996-06-24 | 2002-03-21 | Be Here Corporation | Panoramic imaging arrangement |
| US20020109772A1 (en) * | 2001-02-09 | 2002-08-15 | Akihiko Kuriyama | Imaging device and method for producing the same |
| CN1421724A (en) * | 2001-11-29 | 2003-06-04 | 株式会社立山研开 | Holographic lens |
| JP2006209041A (en) * | 2005-01-25 | 2006-08-10 | Shoji Hoshi | Panorama lens |
| JP2009288521A (en) * | 2008-05-29 | 2009-12-10 | Tanimura Gangu Kenkyusho:Kk | Panorama lens |
| JP2012078674A (en) * | 2010-10-04 | 2012-04-19 | Nippon Seiki Co Ltd | Omnidirectional camera and omnidirectional lens |
| CN102455588A (en) * | 2010-10-28 | 2012-05-16 | 鸿富锦精密工业（深圳）有限公司 | Panoramic shooting system |
| WO2013054252A1 (en) * | 2011-10-10 | 2013-04-18 | I-Visus S.R.L. | Device for taking 360° panoramic images |
| CN104639688A (en) * | 2015-02-02 | 2015-05-20 | 青岛歌尔声学科技有限公司 | Mobile phone panoramic lens |
| CN207457591U (en) * | 2017-11-09 | 2018-06-05 | 刘超 | A kind of external lens |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109541871A (en) * | 2019-01-28 | 2019-03-29 | 孙宇涵 | A kind of various dimensions dynamic solid observation mobile telephone external camera lens |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107817592B (en) | 2024-03-08 |
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