CN205427292U - Can shoot external camera lens of wide angle image - Google Patents
Can shoot external camera lens of wide angle image Download PDFInfo
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- CN205427292U CN205427292U CN201520689366.4U CN201520689366U CN205427292U CN 205427292 U CN205427292 U CN 205427292U CN 201520689366 U CN201520689366 U CN 201520689366U CN 205427292 U CN205427292 U CN 205427292U
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- eyeglass
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- radius
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Abstract
The utility model discloses a can shoot external camera lens of wide angle image, including first lens, second lens, third lens and fourth lens, first lens, second lens, third lens and fourth lens are arranged at the phone lens surface from inside to outside in order, and the lens radius scales up in order, it reachs the external wide -angle lens optical parametric of cell -phone to calculate through the complicacy to through the not setting of isostructure of first lens, second lens, third lens and fourth lens, reach different refraction effects, make object outside the normal imaging angle of the script phone lens the inside of can forming images, can keep the good effect of taking a picture simultaneously. Practice has proved that the external wide -angle lens effect of producing through this optical design of cell -phone has clearly increased the original field angle of cell -phone sharply again simultaneously, can make the cell -phone reach different shooting effects.
Description
Technical field
This utility model relates to the technical field of mobile lens, particularly relates to a kind of external lens shooting wide angle picture.
Background technology
In the middle of actual life, mobile phone products technology is maked rapid progress, and the mobile phone that people are had the now almost overwhelming majority all has shoot function, and the quality of shooting effect depends on the quality of interior of mobile phone camera lens.But, mobile phone is because being limited by its structure, and the setting of interior of mobile phone camera lens and quality are good is more also limited.And prior art occurs in that some mobile phone external camera lenses, these mobile phone external camera lenses can be greatly enhanced the shooting effect using mobile phone camera.
Utility model content
For weak point present in above-mentioned technology, this utility model provides the external lens of a kind of shot wide angle picture expanding mobile phone coverage.
In order to achieve the above object, a kind of external lens shooting wide angle picture of this utility model, including the first eyeglass, the second eyeglass, the 3rd eyeglass and the 4th eyeglass, described first eyeglass, the second eyeglass, the 3rd eyeglass and the 4th eyeglass are the most sequentially arranged in mobile lens outer surface, and eyeglass radius is sequentially incremented by；
The inner surface of described first eyeglass is plane, and the outer surface of the first eyeglass is arc convex surface, and the radius of curvature of this arc convex surface is 12.5635 ± 0.2 millimeters；The inner surface of described second eyeglass is circular arc concave surface, and the radius of curvature of this circular arc concave surface is 56.2797 ± 2 millimeters, and the outer surface of the second eyeglass is arc convex surface, and the radius of curvature of this arc convex surface is 7.0431 ± 0.2 millimeters；The inner surface of described 3rd eyeglass is circular arc concave surface, and the radius of curvature of this circular arc concave surface is 12.1947 ± 0.2 millimeters, and the outer surface of the 3rd eyeglass is plane；The inner surface of described 4th eyeglass is circular arc concave surface, and the radius of curvature of this circular arc concave surface is 5.6690 ± 0.2 millimeters, and the outer surface of the 4th eyeglass is arc convex surface, and the radius of curvature of this arc convex surface is 16.8890 ± 0.2 millimeters；Make image outside former mobile lens areas imaging by the progressively refraction of the first eyeglass, the second eyeglass, the 3rd eyeglass and the 4th eyeglass laggard enter in mobile lens.
Wherein, the center of described first eyeglass inner surface and the center of the first eyeglass outer surface are spaced 1.20 ± 0.05 millimeters, the center of described second eyeglass inner surface and the center of the second eyeglass outer surface are spaced 2.70 ± 0.05 millimeters, the center of described 3rd eyeglass inner surface and the center of the 3rd eyeglass outer surface are spaced 1.00 ± 0.05 millimeters, and the center of described 4th eyeglass inner surface and the center of the 4th eyeglass outer surface are spaced 1.20 ± 0.05 millimeters.
Wherein, this external lens also includes the first trim ring and the first lens barrel, be provided with on described first trim ring suitable with the 4th eyeglass in along fixed bit, be provided with on described first lens barrel suitable with the first eyeglass in be contained in the cavity that the first trim ring, the first lens barrel, the first eyeglass and the 4th eyeglass enclose along fixed bit, described second eyeglass and the 3rd eyeglass.
Wherein, this external lens also includes the second lens barrel, described second lens barrel is clamped between the first trim ring and the first lens barrel, radius and the first trim ring radius of described second lens barrel are identical, offer on described second lens barrel suitable with the 3rd eyeglass in along fixed bit, described second eyeglass is fixed between the first lens barrel and the second lens barrel.
Wherein, this external lens also includes that the second trim ring and spacer ring, described second trim ring and the second lens barrel are fixing and connects, and described spacer ring and the fixing connection of the first lens barrel, described second eyeglass is clamped between the second trim ring and spacer ring.
Wherein, the glass lens model of described first eyeglass is H-K9L, and the refractive index of the first eyeglass is 1.5168 ± 0.005, and abbe number is 64.21 ± 0.5%；The glass lens model of described second eyeglass is H-QF3, and the refractive index of the second eyeglass is 1.575 ± 0.005, and abbe number is 41.51 ± 0.5%；The glass lens model of described 3rd eyeglass is H-LAK7A, and the refractive index of the 3rd eyeglass is 1.713 ± 0.005, and abbe number is 53.89 ± 0.5%；The glass lens model of described 4th eyeglass is H-LAK51A, and the refractive index of the 4th eyeglass is 1.6968 ± 0.005, and abbe number is 55.53 ± 0.5%.
The beneficial effects of the utility model are:
Compared with prior art, the external lens shooting wide angle picture of the present utility model, mobile phone external wide-angle lens optical parametric is drawn by complicated calculations, and by the first eyeglass, the second eyeglass, the 3rd eyeglass and the setting of the 4th eyeglass different structure, reach different refraction effects, make image outside former mobile lens areas imaging by the progressively refraction of the first eyeglass, the second eyeglass, the 3rd eyeglass and the 4th eyeglass laggard enter in mobile lens so that this external lens can shoot the wide angle picture of wider range.Facts have proved that the mobile phone external wide-angle lens effect produced by this optical design is the sharpest keen and add the original field of view angle of mobile phone the most simultaneously, make mobile phone can shoot larger range of image, it is possible to make mobile phone reach different shooting effect.
Accompanying drawing explanation
Fig. 1 is the explosive view that this utility model can shoot the external lens of wide angle picture；
Fig. 2 is the minute surface refraction diagram that this utility model can shoot the external lens of wide angle picture.
Main element symbol description is as follows:
G1, the first eyeglass G2, the second eyeglass
G3, the 3rd eyeglass G4, the 4th eyeglass
M1, the first trim ring M2, the second lens barrel
M3, the first lens barrel M4, the second trim ring
M5, spacer ring.
Detailed description of the invention
In order to more clearly state this utility model, below in conjunction with the accompanying drawings this utility model is further described.
Refering to Fig. 1-2, a kind of external lens shooting wide angle picture of this utility model, including the first eyeglass G1, the second eyeglass G2, the 3rd eyeglass G3 and the 4th eyeglass G4, first eyeglass G1, the second eyeglass G2, the 3rd eyeglass G3 and the 4th eyeglass G4 are the most sequentially arranged in mobile lens outer surface, and eyeglass radius is sequentially incremented by；
The inner surface of the first eyeglass G1 is plane, and the outer surface of the first eyeglass G1 is arc convex surface, and the radius of curvature of this arc convex surface is 12.5635 ± 0.2 millimeters；The inner surface of the second eyeglass G2 is circular arc concave surface, and the radius of curvature of this circular arc concave surface is 56.2797 ± 2 millimeters, and the outer surface of the second eyeglass G2 is arc convex surface, and the radius of curvature of this arc convex surface is 7.0431 ± 0.2 millimeters；The inner surface of the 3rd eyeglass G3 is circular arc concave surface, and the radius of curvature of this circular arc concave surface is 12.1947 ± 0.2 millimeters, and the outer surface of the 3rd eyeglass G3 is plane；The inner surface of the 4th eyeglass G4 is circular arc concave surface, and the radius of curvature of this circular arc concave surface is 5.6690 ± 0.2 millimeters, and the outer surface of the 4th eyeglass G4 is arc convex surface, and the radius of curvature of this arc convex surface is 16.8890 ± 0.2 millimeters；Deviate the image at these 60 degree of inclinations angle of camera lens horizontal direction by the first eyeglass G1, the second eyeglass G2, the 3rd eyeglass G3 and the 4th eyeglass G4 progressively refraction laggard enter in mobile lens.
Compared to prior art, the external lens shooting wide angle picture of the present utility model, mobile phone external wide-angle lens optical parametric is drawn by complicated calculations, and by the first eyeglass G1, the second eyeglass G2, the 3rd eyeglass G3 and the setting of the 4th eyeglass G4 different structure, reach different refraction effects, make image outside former mobile lens areas imaging by the first eyeglass G1, the second eyeglass G2, the 3rd eyeglass G3 and the 4th eyeglass G4 progressively refraction laggard enter in mobile lens so that this external lens can shoot the wide angle picture of wider range.Facts have proved that the mobile phone external wide-angle lens effect produced by this optical design is the sharpest keen and add the original field of view angle of mobile phone the most simultaneously, make mobile phone can shoot larger range of image, it is possible to make the camera shooting of mobile phone reach different effect.
In the present embodiment, the center of the first eyeglass G1 inner surface and the center of the first eyeglass G1 outer surface are spaced 1.20 ± 0.05 millimeters, the center of the second eyeglass G2 inner surface and the center of the second eyeglass G2 outer surface are spaced 2.70 ± 0.05 millimeters, the center of the 3rd eyeglass G3 inner surface and the center of the 3rd eyeglass G3 outer surface are spaced 1.00 ± 0.05 millimeters, and the center of the 4th eyeglass G4 inner surface and the center of the 4th eyeglass G4 outer surface are spaced 1.20 ± 0.05 millimeters.The first eyeglass G1 in this utility model, the second eyeglass G2, the thickness of the 3rd eyeglass G3 and the 4th eyeglass G4 are the most all to be limited to, the measure of precision of such guarantee refraction effect.
In the present embodiment, this external lens also includes the first trim ring M1 and the first lens barrel M3, be provided with on first trim ring M1 suitable with the 4th eyeglass G4 in along fixed bit, be provided with on first lens barrel M3 suitable with the first eyeglass G1 in along fixed bit, in the cavity that the second eyeglass G2 and the 3rd eyeglass G3 is contained in the first trim ring M1, the first lens barrel M2, the first eyeglass G1 and the 4th eyeglass G4 enclose.This external lens also includes the second lens barrel M2, second lens barrel M2 is clamped between the first trim ring M1 and the first lens barrel M3, radius and the first trim ring M1 radius of the second lens barrel M2 are identical, offer on second lens barrel M2 suitable with the 3rd eyeglass G3 in along fixed bit, the second eyeglass G2 is fixed between the first lens barrel M3 and the second lens barrel M2.First trim ring M1, the second lens barrel M2 and the setting of the first lens barrel M3, serve certain fixation for the eyeglass in camera lens, each eyeglass also played certain protective effect simultaneously.
In the present embodiment, this external lens also includes that the second trim ring M4 and spacer ring M5, the second trim ring M4 and the second lens barrel M2 are fixing and connects, and spacer ring M5 and the first lens barrel M3 is fixing to be connected, and the second eyeglass G2 is clamped between the second trim ring M4 and spacer ring M5.Second trim ring M4 and spacer ring M5 achieves the fixing of the second eyeglass G2; certainly; this utility model does not limit to the second trim ring M4 and the setting of spacer ring M5; the structure as long as the second eyeglass G2 can being fixed; belong to simple deformation and the conversion of this programme, it should fall into protection domain of the present utility model.
In the present embodiment, the glass lens model of the first eyeglass G1 is H-K9L, and the refractive index of the first eyeglass G1 is 1.5168 ± 0.005, and abbe number is 64.21 ± 0.5%；The glass lens model of the second eyeglass G2 is H-QF3, and the refractive index of the second eyeglass G2 is 1.575 ± 0.005, and abbe number is 41.51 ± 0.5%；The glass lens model of the 3rd eyeglass G3 is H-LAK7A, and the refractive index of the 3rd eyeglass G3 is 1.713 ± 0.005, and abbe number is 53.89 ± 0.5%；The glass lens model of the 4th eyeglass G4 is H-LAK51A, and the refractive index of the 4th eyeglass G4 is 1.6968 ± 0.005, and abbe number is 55.53 ± 0.5%.Each eyeglass model in this utility model determines, mainly due to for the requirement of refractive index Yu abbe number.
Only several specific embodiments of the present utility model disclosed above, but this utility model is not limited to this, and the changes that any person skilled in the art can think of all should fall into protection domain of the present utility model.
Claims (6)
1. the external lens that can shoot wide angle picture, it is characterized in that, including the first eyeglass, the second eyeglass, the 3rd eyeglass and the 4th eyeglass, described first eyeglass, the second eyeglass, the 3rd eyeglass and the 4th eyeglass are the most sequentially arranged in mobile lens outer surface, and eyeglass radius is sequentially incremented by；
The inner surface of described first eyeglass is plane, and the outer surface of the first eyeglass is arc convex surface, and the radius of curvature of this arc convex surface is 12.5635 ± 0.2 millimeters；The inner surface of described second eyeglass is circular arc concave surface, and the radius of curvature of this circular arc concave surface is 56.2797 ± 2 millimeters, and the outer surface of the second eyeglass is arc convex surface, and the radius of curvature of this arc convex surface is 7.0431 ± 0.2 millimeters；The inner surface of described 3rd eyeglass is circular arc concave surface, and the radius of curvature of this circular arc concave surface is 12.1947 ± 0.2 millimeters, and the outer surface of the 3rd eyeglass is plane；The inner surface of described 4th eyeglass is circular arc concave surface, and the radius of curvature of this circular arc concave surface is 5.6690 ± 0.2 millimeters, and the outer surface of the 4th eyeglass is arc convex surface, and the radius of curvature of this arc convex surface is 16.8890 ± 0.2 millimeters；Make image outside former mobile lens areas imaging by the progressively refraction of the first eyeglass, the second eyeglass, the 3rd eyeglass and the 4th eyeglass laggard enter in mobile lens.
The external lens shooting wide angle picture the most according to claim 1, it is characterized in that, the center of described first eyeglass inner surface and the center of the first eyeglass outer surface are spaced 1.20 ± 0.05 millimeters, the center of described second eyeglass inner surface and the center of the second eyeglass outer surface are spaced 2.70 ± 0.05 millimeters, the center of described 3rd eyeglass inner surface and the center of the 3rd eyeglass outer surface are spaced 1.00 ± 0.05 millimeters, the center of described 4th eyeglass inner surface and the center of the 4th eyeglass outer surface are spaced 1.20 ± 0.05 millimeters.
The external lens shooting wide angle picture the most according to claim 1, it is characterized in that, this external lens also includes the first trim ring and the first lens barrel, be provided with on described first trim ring suitable with the 4th eyeglass in along fixed bit, be provided with on described first lens barrel suitable with the first eyeglass in be contained in the cavity that the first trim ring, the first lens barrel, the first eyeglass and the 4th eyeglass enclose along fixed bit, described second eyeglass and the 3rd eyeglass.
The external lens shooting wide angle picture the most according to claim 3, it is characterized in that, this external lens also includes the second lens barrel, described second lens barrel is clamped between the first trim ring and the first lens barrel, radius and the first trim ring radius of described second lens barrel are identical, offer on described second lens barrel suitable with the 3rd eyeglass in along fixed bit, described second eyeglass is fixed between the first lens barrel and the second lens barrel.
The external lens shooting wide angle picture the most according to claim 4, it is characterized in that, this external lens also includes the second trim ring and spacer ring, described second trim ring and the fixing connection of the second lens barrel, described spacer ring and the fixing connection of the first lens barrel, described second eyeglass is clamped between the second trim ring and spacer ring.
The external lens shooting wide angle picture the most according to claim 1, it is characterised in that the glass lens model of described first eyeglass is H-K9L, the refractive index of the first eyeglass is 1.5168 ± 0.005, and abbe number is 64.21 ± 0.5%；The glass lens model of described second eyeglass is H-QF3, and the refractive index of the second eyeglass is 1.575 ± 0.005, and abbe number is 41.51 ± 0.5%；The glass lens model of described 3rd eyeglass is H-LAK7A, and the refractive index of the 3rd eyeglass is 1.713 ± 0.005, and abbe number is 53.89 ± 0.5%；The glass lens model of described 4th eyeglass is H-LAK51A, and the refractive index of the 4th eyeglass is 1.6968 ± 0.005, and abbe number is 55.53 ± 0.5%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520689366.4U CN205427292U (en) | 2015-09-08 | 2015-09-08 | Can shoot external camera lens of wide angle image |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520689366.4U CN205427292U (en) | 2015-09-08 | 2015-09-08 | Can shoot external camera lens of wide angle image |
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| Publication Number | Publication Date |
|---|---|
| CN205427292U true CN205427292U (en) | 2016-08-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520689366.4U Active CN205427292U (en) | 2015-09-08 | 2015-09-08 | Can shoot external camera lens of wide angle image |
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| Country | Link |
|---|---|
| CN (1) | CN205427292U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106249388A (en) * | 2016-10-12 | 2016-12-21 | 北京疯景科技有限公司 | Camera lens, auxiliary imaging devices and electronic equipment |
| CN106526798A (en) * | 2016-11-16 | 2017-03-22 | 江西联益光学有限公司 | Mobile phone external lens |
| CN107837070A (en) * | 2017-09-30 | 2018-03-27 | 精诚工坊电子集成技术（北京）有限公司 | Portable skin detector with big shooting area |
| CN110582724A (en) * | 2017-03-15 | 2019-12-17 | 核心光电有限公司 | Camera device with panoramic scanning range |
-
2015
- 2015-09-08 CN CN201520689366.4U patent/CN205427292U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106249388A (en) * | 2016-10-12 | 2016-12-21 | 北京疯景科技有限公司 | Camera lens, auxiliary imaging devices and electronic equipment |
| CN106249388B (en) * | 2016-10-12 | 2019-06-25 | 北京疯景科技有限公司 | Camera lens, auxiliary imaging devices and electronic equipment |
| CN106526798A (en) * | 2016-11-16 | 2017-03-22 | 江西联益光学有限公司 | Mobile phone external lens |
| CN106526798B (en) * | 2016-11-16 | 2022-08-02 | 江西联益光学有限公司 | Mobile phone external lens |
| CN110582724A (en) * | 2017-03-15 | 2019-12-17 | 核心光电有限公司 | Camera device with panoramic scanning range |
| CN110582724B (en) * | 2017-03-15 | 2022-01-04 | 核心光电有限公司 | Camera device with panoramic scanning range |
| CN107837070A (en) * | 2017-09-30 | 2018-03-27 | 精诚工坊电子集成技术（北京）有限公司 | Portable skin detector with big shooting area |
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| GR01 | Patent grant |