CN206115006U - Fish -eye lens - Google Patents
Fish -eye lens Download PDFInfo
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- CN206115006U CN206115006U CN201621038079.8U CN201621038079U CN206115006U CN 206115006 U CN206115006 U CN 206115006U CN 201621038079 U CN201621038079 U CN 201621038079U CN 206115006 U CN206115006 U CN 206115006U
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Abstract
The utility model provides a fish -eye lens, include the first battery of lens that is close to the thing side and has negative optical power, be close to the imaging surface and have positive refractive power's second battery of lens, and locate the diaphragm between first battery of lens and the second battery of lens that first battery of lens accessory things inclines the imaging surface in proper order including having negative optical power and concave surface towards the first lens of the meniscus of imaging surface, second lens and third lens, second battery of lens accessory things incline the imaging surface in proper order including positive refractive power's biconvex fourth lens, the 5th lens have and negative optical power has and the concave surface towards the meniscus VI lenses of thing side, the 5th lens and VI lenses veneer constitution have positive refractive power's lens element, each lens all are the glass spheric glass, and the optical center of each lens is located same straight line. Fish -eye lens's structure is formed can realize the miniaturization, in addition, because each lens all are the glass spheric glass, proofreaies and correct and be applicable to different temperature occasions so can realize the multiplying power easily.
Description
Technical field
This utility model is related to pick-up lenss technical field, more particularly to a kind of fish eye lens.
Background technology
Fish eye lens is that a kind of front lens diameter is very short and in parabolical and to the wide-angle lens of the anterior protrusion of camera lens, and it is burnt
More than 180 ° are up to away from the extremely short and angle of visual field.Due to the angle of visual field advantage with super large, fish eye lens is widely used in high definition
The field of photography such as moving camera, unmanned plane camera, overall view monitoring.
At present, with the development of optical lens technology, although fish-eye version is constantly improved, but
Basic structure does not change, and mainly including front group of lens and rear group of lens, front group of lens are the bent moon with very big negative power
Shape lens group, to realize optical property of the angle of visual field more than or equal to 180 °, it is burnt with the positive light for complicating that lens are organized afterwards
The lens group of degree, to improve relative aperture and aberration correction.Fish-eye number of lenses of the prior art is more, causes
Whole fish-eye volume is larger and relatively costly, and difficulty of processing is big.For example, in CN201610290697.X patents, though
So the fish-eye angle of visual field is up to 240 °, relative aperture up to F/1.4, but as a result of ten sheet glass spherical lenss groups
Conjunction is formed so that the optics total length L=60.84mm of whole camera lens, is unfavorable for the miniaturization of whole camera lens, and high expensive.
Additionally, in order to obtain high-resolution imaging, big Radix Rumiciss class fish eye lens must carry out ratio chromatism, correction, but
In prior art, many fish eye lens manufacturers adopt the aspheric eyeglass of many plastic cement for reduces cost, in fish eye lens,
But the species of plastic cement is seldom, correction multiplying power is relatively difficult to realize, and plastic cement is more sensitive to temperature, so that fish eye lens
It is difficult to be applied to the occasion of high temperature or low temperature.
Utility model content
Based on this, the purpose of this utility model is to provide a kind of miniaturization, easily realizes the fish eye lens that multiplying power is corrected.
A kind of fish eye lens, including near thing side and the first lens group with negative power, near imaging surface and has
Second lens group of positive light coke, and the diaphragm between first lens group and second lens group, wherein,
First lens group includes successively from thing side to imaging surface with negative power and concave surface is towards the curved of imaging surface
Month lens of type first, the second lens and the 3rd lens；
Second lens group includes successively lens of biconvex the 4th with positive light coke, the 5th saturating from thing side to imaging surface
Mirror and with negative power and concave surface towards thing side the lens of curved month type the 6th, the 5th lens and the 6th lens are glued
Lens element of the composition with positive light coke；
First lens, second lens, the 3rd lens, the 4th lens, the 5th lens and institute
It is all glass spherical lenses to state the 6th lens, and the optical center of each lens is located along the same line.
Prior art is compared, fish-eye structure composition described in the utility model can realize miniaturization, further, since
Each lens is all glass spherical lenses, it is possible to easily realizing that multiplying power is corrected and suitable for different temperature occasions.
Further, the focal power of first lens groupWith the focal power of second lens groupRatio model
Enclose for：Wherein,The focal power of first lens group is represented,Second lens group
Focal power.It must be with the positive and negative light for mutually compensating for that this condition limits first lens group with second lens group
The lens combination of focal power.
Further, the focal power of first lens groupWith the fish-eye focal powerRatio range
For：Wherein,The focal power of first lens group is represented,Represent the whole flake mirror
The focal power of head.This condition limits first lens group and has negative power, has disperse function to incident ray, mainly
For receiving the incident ray of larger angle scope, and correct the part aberration of the fish-eye optical system.
Further, the focal power of second lens groupWith the fish-eye focal powerRatio range
For：Wherein,The focal power of second lens group is represented,Represent the whole fish eye lens
Focal power.This condition limits second lens group and has positive light coke, is mainly used in through first lens
The convergence of rays of group is on imaging surface, while the balance fish-eye distortion aberration.
Further, the fish eye lens meets conditional：0.3 ＜ | IH/ (f*tan θ) | ＜ 0.4, wherein, IH represents institute
Fish-eye half image height is stated, θ represents the fish-eye maximum angle of half field-of view, and f represents fish-eye effective Jiao
Away from.
Further, the fish eye lens meets conditional：Vd1 ＞ 50, Vd2 ＞ 50, Vd3 ＜ 22, Vd4 ＞ 40, Vd5 ＞
50, Vd6 ＜ 22, wherein, Vd1, Vd2, Vd3, Vd4, Vd5 and Vd6 represent respectively first lens, second lens, institute
State the Abbe number of the 3rd lens, the 4th lens, the 5th lens and the 6th lens.
Further, the fish-eye optics overall length is 17.1mm.
Further, the fish-eye F-number is 2.0.
Further, the fish-eye angle of visual field is 210 °.
Further, convex radius of the 4th lens near thing side are more than the convex curvature half near imaging surface
Footpath, convex radius of the 5th lens near thing side are more than the convex radius near imaging surface.
Description of the drawings
Fig. 1 is fish-eye cross section structure schematic diagram in this utility model embodiment；
Fig. 2 a are fish-eye curvature of field schematic diagram in this utility model first embodiment, in figure：X-axis coordinate unit is milli
Rice, is curvature of field value, and y-axis coordinate unit is angle, corresponding to the angle of visual field of system；
Fig. 2 b are fish-eye distortion curve schematic diagram in this utility model first embodiment, in figure：X-axis coordinate unit
It is distortion value for percentage ratio, y-axis coordinate unit is angle, corresponding to the angle of visual field of system；
Fig. 2 c are penalty kick dyeing difference curve synoptic diagram on fish-eye axle in this utility model first embodiment, in figure：x
Axial coordinate unit is millimeter, is spherical aberration value, and y-axis coordinate unit is angle, corresponding to the angle of visual field of system；
Fig. 2 d are lateral chromatic aberration curve synoptic diagram fish-eye in this utility model first embodiment；
In figure：X-axis coordinate unit is micron, is value of chromatism, and y-axis coordinate unit is angle, corresponding to the angle of visual field of system；
Fig. 3 a are fish-eye curvature of field schematic diagram in this utility model second embodiment；
Fig. 3 b are fish-eye distortion curve schematic diagram in this utility model second embodiment；
Fig. 3 c are penalty kick dyeing difference curve synoptic diagram on fish-eye axle in this utility model second embodiment；
Fig. 3 d are fish-eye lateral chromatic aberration curve synoptic diagram in this utility model second embodiment；
Fig. 4 a are fish-eye curvature of field schematic diagram in this utility model 3rd embodiment；
Fig. 4 b are fish-eye distortion curve schematic diagram in this utility model 3rd embodiment；
Fig. 4 c are penalty kick dyeing difference curve synoptic diagram on fish-eye axle in this utility model 3rd embodiment；
Fig. 4 d are fish-eye lateral chromatic aberration curve synoptic diagram in this utility model 3rd embodiment；
Fig. 5 a are fish-eye curvature of field schematic diagram in this utility model fourth embodiment；
Fig. 5 b are fish-eye distortion curve schematic diagram in this utility model fourth embodiment；
Fig. 5 c are penalty kick dyeing difference curve synoptic diagram on fish-eye axle in this utility model fourth embodiment；
Fig. 5 d are lateral chromatic aberration curve synoptic diagram fish-eye in this utility model fourth embodiment；
Fig. 6 a are fish-eye curvature of field schematic diagram in the embodiment of this utility model the 5th；
Fig. 6 b are fish-eye distortion curve schematic diagram in the embodiment of this utility model the 5th；
Fig. 6 c are penalty kick dyeing difference curve synoptic diagram on fish-eye axle in the embodiment of this utility model the 5th；
Fig. 6 d are fish-eye lateral chromatic aberration curve synoptic diagram in the embodiment of this utility model the 5th；
Fig. 7 a are fish-eye curvature of field schematic diagram in this utility model sixth embodiment；
Fig. 7 b are fish-eye distortion curve schematic diagram in this utility model sixth embodiment；
Fig. 7 c are penalty kick dyeing difference curve synoptic diagram on fish-eye axle in this utility model sixth embodiment；
Fig. 7 d are fish-eye lateral chromatic aberration curve synoptic diagram in this utility model sixth embodiment；
Fig. 8 a are fish-eye curvature of field schematic diagram in the embodiment of this utility model the 7th；
Fig. 8 b are fish-eye distortion curve schematic diagram in the embodiment of this utility model the 7th；
Fig. 8 c are penalty kick dyeing difference curve synoptic diagram on fish-eye axle in the embodiment of this utility model the 7th；
Fig. 8 d are lateral chromatic aberration curve synoptic diagram fish-eye in the embodiment of this utility model the 7th.
Main element symbol description：
| First lens group | 10 | First lens | 11 |
| Second lens | 12 | 3rd lens | 13 |
| Diaphragm | 30 | Second lens group | 20 |
| 4th lens | 21 | 5th lens | 22 |
| 6th lens | 23 |
Following specific embodiment will further illustrate this utility model with reference to above-mentioned accompanying drawing.
Specific embodiment
For the ease of understanding this utility model, this utility model is more fully retouched below with reference to relevant drawings
State.Some embodiments of the present utility model are given in accompanying drawing.But, this utility model can come in many different forms real
It is existing, however it is not limited to embodiment described herein.On the contrary, the purpose for providing these embodiments is made to public affairs of the present utility model
Open content more thorough comprehensive.
It should be noted that when element is referred to as " being fixedly arranged on " another element, it can directly on another element
Or can also there is element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or may be simultaneously present centering elements.Term as used herein " vertical ", " level ", " left side ",
" right side " and similar statement are for illustrative purposes only.
Unless otherwise defined, all of technology used herein and scientific terminology are led with technology of the present utility model is belonged to
The implication that the technical staff in domain is generally understood that is identical.It is simply in term used in the description of the present utility model herein
The purpose of description specific embodiment, it is not intended that in limiting this utility model.Term as used herein " and/or " include
The arbitrary and all of combination of one or more related Listed Items.
Fig. 1 is referred to, a kind of fish eye lens provided in the embodiment of this utility model one, including near thing side and with negative
First lens group of focal power, close imaging surface and the second lens group with positive light coke, and located at first lens group
And the diaphragm between second lens group, wherein,
First lens group includes successively from thing side to imaging surface with negative power and concave surface is towards the curved of imaging surface
Month lens of type first, the second lens and the 3rd lens；
Second lens group includes successively lens of biconvex the 4th with positive light coke, the 5th saturating from thing side to imaging surface
Mirror and with negative power and concave surface towards thing side the lens of curved month type the 6th, the 5th lens and the 6th lens are glued
Lens element of the composition with positive light coke；
First lens, second lens, the 3rd lens, the 4th lens, the 5th lens and institute
It is all glass spherical lenses to state the 6th lens, and the optical center of each lens is located along the same line.
The fish eye lens is also included located at two blocks of plate glass between second lens group and imaging surface, two pieces of institutes
State plate glass to be arranged in parallel.
The diameter D1 of first lens, the diameter D2 of second lens, the diameter D3 of the 3rd lens, described
Relation between the diameter D4 of four lens, the diameter D5 of the 5th lens and the diameter D6 of the 6th lens is：D3=D4<
D5<D6<D2<D1.It should be understood that in other embodiments, the relation between D3 and D4 can also be：D3≈D4.
In all embodiments of the present utility model, the fish-eye cross section structure is as shown in figure 1, f represents described
Fish-eye effective focal length, F# represents F-number, and r represents the radius of curvature on optical surface summit, and d represents optical surface spacing
(the distance between two adjacent optical surface summits), ndRepresent the refractive index of each lens, Vd represent each lens Ah
Shellfish number, Vd is used for weighing the light degree of dispersion of medium, and TTL represents the fish-eye optics overall length.
In following different embodiment, ginseng of the relevant parameter of each eyeglass referring to each embodiment in the fish eye lens
Number table.
Embodiment 1
Fig. 2 a to Fig. 2 d are referred to, is the fish eye lens provided in utility model first embodiment, in the fish eye lens
The relevant parameter of each eyeglass is as shown in table 1.
Table 1
Embodiment 2
Fig. 3 a to Fig. 3 d are referred to, is the fish eye lens provided in utility model second embodiment, in the fish eye lens
The relevant parameter of each eyeglass is as shown in table 2.
Table 2
| Surface sequence number | R | d | nd | Vd | |
| 1 | Thing | — | Infinity | ||
| 2 | Lens 11 | 12.958 | 0.75 | 1.70 | 56.2 |
| 3 | 3.184 | 2.01 | |||
| 4 | Lens 12 | 18.399 | 0.45 | 1.68 | 55.6 |
| 5 | 2.106 | 2.924 | |||
| 6 | Lens 13 | 3.379 | 2.153 | 1.95 | 17.9 |
| 7 | 2.144 | 0.49 | |||
| 8 | Diaphragm | — | 0.03 | ||
| 9 | Lens 21 | 4.584 | 2.28 | 1.80 | 46.8 |
| 10 | -3.959 | 1.08 | |||
| 11 | Lens 22 | 4.588 | 1.992 | 1.70 | 56.2 |
| 12 | Lens 23 | -2.204 | 0.815 | 1.92 | 20.9 |
| 13 | -5.208 | 0.5 | |||
| 14 | Plate glass | — | 0.30 | 1.517 | 64.21 |
| 15 | — | 0.5 | |||
| 16 | Plate glass | — | 0.40 | 1.517 | 64.21 |
| 17 | — | 0.47 | |||
| 18 | Image planes | — | — |
Embodiment 3
Fig. 4 a to Fig. 4 d are referred to, is the fish eye lens provided in utility model 3rd embodiment, in the fish eye lens
The relevant parameter of each eyeglass is as shown in table 3.
Table 3
| Surface sequence number | r | d | nd | Vd | |
| 1 | Thing | — | Infinity | ||
| 2 | Lens 11 | 19.597 | 0.74 | 1.70 | 56.2 |
| 3 | 2.906 | 1.66 | |||
| 4 | Lens 12 | 4.357 | 0.54 | 1.66 | 54.7 |
| 5 | 2.825 | 3.021 | |||
| 6 | Lens 13 | 3.042 | 2.033 | 1.95 | 17.9 |
| 7 | 1.753 | 0.757 | |||
| 8 | Diaphragm | — | 0.03 | ||
| 9 | Lens 21 | 5.727 | 2.85 | 1.76 | 52.3 |
| 10 | -3.483 | 0.59 | |||
| 11 | Lens 22 | 3.842 | 2.12 | 1.70 | 56.2 |
| 12 | Lens 23 | -2.655 | 0.80 | 1.92 | 20.9 |
| 13 | -4.010 | 0.50 | |||
| 14 | Plate glass | — | 0.30 | 1.517 | 64.21 |
| 15 | — | 0.50 | |||
| 16 | Plate glass | — | 0.40 | 1.517 | 64.21 |
| 17 | — | 0.51 | |||
| 18 | Image planes | — | — |
Embodiment 4
Fig. 5 a to Fig. 5 d are referred to, is the fish eye lens provided in utility model fourth embodiment, in the fish eye lens
The relevant parameter of each eyeglass is as shown in table 4.
Table 4
Embodiment 5
Fig. 6 a to Fig. 6 d are referred to, is the fish eye lens provided in the embodiment of utility model the 5th, in the fish eye lens
The relevant parameter of each eyeglass is as shown in table 5.
Table 5
Embodiment 6
Fig. 7 a to Fig. 7 d are referred to, is the fish eye lens provided in utility model sixth embodiment, in the fish eye lens
The relevant parameter of each eyeglass is as shown in table 6.
Table 6
Embodiment 7
Fig. 8 a to Fig. 8 d are referred to, is the fish eye lens provided in the embodiment of utility model the 7th, in the fish eye lens
The relevant parameter of each eyeglass is as shown in table 7.
Table 7
| Surface sequence number | r | d | nd | Vd | |
| 1 | Thing | — | Infinity | ||
| 2 | Lens 11 | 13.234 | 0.74 | 1.73 | 54.7 |
| 3 | 2.944 | 1.87 | |||
| 4 | Lens 12 | 10.730 | 0.46 | 1.69 | 54.9 |
| 5 | 2.042 | 3.50 | |||
| 6 | Lens 13 | 3.932 | 2.18 | 1.92 | 18.9 |
| 7 | 2.468 | 0.48 | |||
| 8 | Diaphragm | — | 0.03 | ||
| 9 | Lens 21 | 4.955 | 1.06 | 1.80 | 46.6 |
| 10 | -3.949 | 1.95 | |||
| 11 | Lens 22 | 5.106 | 1.99 | 1.70 | 56.2 |
| 12 | Lens 23 | -2.124 | 0.81 | 1.92 | 18.9 |
| 13 | -4.495 | 0.50 | |||
| 14 | Plate glass | — | 0.30 | 1.517 | 64.21 |
| 15 | — | 0.50 | |||
| 16 | Plate glass | — | 0.40 | 1.517 | 64.21 |
| 17 | — | 0.36 | |||
| 18 | Image planes | — | — |
Summary embodiment, the Abbe number Vd1 of first lens>50, the Abbe number Vd2 of second lens>50,
The Abbe number Vd3 of the 3rd lens<22, the Abbe number Vd4 of the 4th lens>40, the Abbe number Vd5 of the 5th lens
>50, the Abbe number Vd6 of the 6th lens>22.
Because the scope of data of penalty kick difference chromatic curve on curvature of field curve, axle is less, it is better to represent lens performance, from each
Accompanying drawing in embodiment can show that the scope of penalty kick dyeing difference is -0.03～+0.03 in the curvature of field, axle in each embodiment
Between, illustrate that the curvature of field and distortional strain energy in each embodiment are corrected well.
4th lens near thing side convex radius more than the convex radius near imaging surface, described the
Convex radius of five lens near thing side are more than the convex radius near imaging surface.
In first lens group, the distance between summit of two optical surfaces of first lens is saturating more than described second
The distance between summit of two optical surfaces of mirror, less than the distance between the summit of two optical surfaces of the 3rd lens.
Table 8 is above-mentioned 7 embodiments and its corresponding optical characteristics, including system focal f, F-number F#, the θ of the angle of visual field 2
With system overall length TTL, and numerical value corresponding with above each conditional.
Table 8
Can be obtained by table 8, the fish-eye optics overall length is 17.1mm, F-number F# is 2.0, and the θ of the angle of visual field 2 is
210°。
The focal power of first lens groupWith the focal power of second lens groupRatio range be：It must have mutually complementation that this condition limits first lens group with second lens group
The lens combination of the positive and negative focal power repaid.
The focal power of first lens groupWith the fish-eye focal powerRatio range be：This condition limits first lens group and has negative power, has diverging to incident ray
Effect, is mainly used in receiving the incident ray of larger angle scope, and corrects the part picture of the fish-eye optical system
Difference.
The focal power of second lens groupWith the fish-eye focal powerRatio range be： This condition limits second lens group and has positive light coke, and being mainly used in will be saturating through described first
The convergence of rays of lens set is on imaging surface, while the balance fish-eye distortion aberration.
The fish-eye half image height IH, relation of the maximum between angle of half field-of view θ and effective focal length f are 0.3 ＜ | IH/
(f*tan θ) | ＜ 0.4.This condition is meant that, in the case of identical focal length and same field angle, it is possible to obtain more pictures
It is high.In prior art, fish eye lens uses the condition income value typically below 0.15, so compared with prior art, this reality
It is less with fish-eye optical distortion described in new.
To sum up, fish-eye structure composition described in the utility model can realize miniaturization, further, since each lens
All it is glass spherical lenses, it is possible to easily realizing that multiplying power is corrected and suitable for different humiture occasions, extends the fish
The service life of glasses head, it is adaptable to which batch machining is produced, reduces cost.
Embodiment described above only expresses several embodiments of the present utility model, and its description is more concrete and detailed,
But therefore can not be interpreted as the restriction to this utility model the scope of the claims.It should be pointed out that common for this area
For technical staff, without departing from the concept of the premise utility, some deformations and improvement can also be made, these all belong to
In protection domain of the present utility model.Therefore, the protection domain of this utility model patent should be defined by claims.
Claims (10)
1. a kind of fish eye lens, including the first lens group near thing side and with negative power, near imaging surface and with just
Second lens group of focal power, and the diaphragm between first lens group and second lens group, it is characterised in that
First lens group include successively from thing side to imaging surface with negative power and concave surface towards imaging surface curved month type
First lens, the second lens and the 3rd lens；
Second lens group include successively from thing side to imaging surface the lens of biconvex the 4th with positive light coke, the 5th lens and
With negative power and concave surface towards thing side the lens of curved month type the 6th, the 5th lens and the 6th lens glue are combined into
Lens element with positive light coke；
First lens, second lens, the 3rd lens, the 4th lens, the 5th lens and described
Six lens are all glass spherical lenses, and the optical center of each lens is located along the same line.
2. fish eye lens according to claim 1, it is characterised in that the fish eye lens meets conditional：
Wherein,The focal power of first lens group is represented,The focal power of second lens group.
3. fish eye lens according to claim 1, it is characterised in that the fish eye lens meets conditional：
Wherein,The focal power of first lens group is represented,Represent the whole fish-eye focal power.
4. fish eye lens according to claim 1, it is characterised in that the fish eye lens meets conditional：
Wherein,The focal power of second lens group is represented,Represent the whole fish-eye focal power.
5. fish eye lens according to claim 1, it is characterised in that the fish eye lens meets conditional：0.3 ＜ | IH/
(f*tan θ) | ＜ 0.4, wherein, IH represents fish-eye half image height, and θ represents the fish-eye maximum half field-of-view
Angle, f represents the fish-eye effective focal length.
6. fish eye lens according to claim 1, it is characterised in that the fish eye lens meets conditional：Vd1 ＞ 50,
Vd2 ＞ 50, Vd3 ＜ 22, Vd4 ＞ 40, Vd5 ＞ 50, Vd6 ＜ 22, wherein, Vd1, Vd2, Vd3, Vd4, Vd5 and Vd6 are represented respectively
First lens, second lens, the 3rd lens, the 4th lens, the 5th lens and described 6th saturating
The Abbe number of mirror.
7. the fish eye lens according to claim 1 to 6 any one, it is characterised in that the fish-eye optics is total
A length of 17.1mm.
8. the fish eye lens according to claim 1 to 6 any one, it is characterised in that the fish-eye F-number
For 2.0.
9. the fish eye lens according to claim 1 to 6 any one, it is characterised in that the fish-eye angle of visual field
For 210 °.
10. the fish eye lens according to claim 1 to 6 any one, it is characterised in that the 4th lens are near thing side
Convex radius more than near imaging surface convex radius, convex radius of the 5th lens near thing side
More than the convex radius near imaging surface.
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| CN201621038079.8U CN206115006U (en) | 2016-09-05 | 2016-09-05 | Fish -eye lens |
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|---|---|---|---|
| CN201621038079.8U CN206115006U (en) | 2016-09-05 | 2016-09-05 | Fish -eye lens |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106154501A (en) * | 2016-09-05 | 2016-11-23 | 江西联益光学有限公司 | Fish eye lens |
| CN106990509A (en) * | 2017-05-27 | 2017-07-28 | 深圳市东正光学技术有限公司 | Panorama fish eye lens |
| CN107632374A (en) * | 2017-11-08 | 2018-01-26 | 广东弘景光电科技股份有限公司 | The high big target surface large aperture ultra wide-angle imaging module of pixel |
| CN107728291A (en) * | 2017-11-08 | 2018-02-23 | 广东弘景光电科技股份有限公司 | The high big target surface large aperture ultra-wide angle optical system of pixel |
| CN109387927A (en) * | 2017-08-09 | 2019-02-26 | 康达智株式会社 | Pick-up lens |
| CN109407279A (en) * | 2018-12-12 | 2019-03-01 | 江西联创电子有限公司 | Wide-angle lens and imaging device |
| CN110441891A (en) * | 2019-08-02 | 2019-11-12 | 佛山科学技术学院 | A kind of compact ultra-wide angle FISH EYE LENS OPTICS system |
| CN110673302A (en) * | 2019-09-04 | 2020-01-10 | 福建福光股份有限公司 | Super wide-angle lens |
| CN110673313A (en) * | 2019-09-27 | 2020-01-10 | 上海电机学院 | Zoom fisheye lens system and design method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106154501B (en) * | 2016-09-05 | 2018-06-15 | 江西联益光学有限公司 | Fish eye lens |
| CN106154501A (en) * | 2016-09-05 | 2016-11-23 | 江西联益光学有限公司 | Fish eye lens |
| CN106990509A (en) * | 2017-05-27 | 2017-07-28 | 深圳市东正光学技术有限公司 | Panorama fish eye lens |
| CN106990509B (en) * | 2017-05-27 | 2022-09-13 | 深圳市东正光学技术股份有限公司 | Panoramic fish-eye lens |
| CN109387927B (en) * | 2017-08-09 | 2021-05-14 | 康达智株式会社 | Camera lens |
| CN109387927A (en) * | 2017-08-09 | 2019-02-26 | 康达智株式会社 | Pick-up lens |
| CN107632374A (en) * | 2017-11-08 | 2018-01-26 | 广东弘景光电科技股份有限公司 | The high big target surface large aperture ultra wide-angle imaging module of pixel |
| CN107728291A (en) * | 2017-11-08 | 2018-02-23 | 广东弘景光电科技股份有限公司 | The high big target surface large aperture ultra-wide angle optical system of pixel |
| CN107632374B (en) * | 2017-11-08 | 2023-07-28 | 广东弘景光电科技股份有限公司 | High-pixel large-target-surface large-aperture ultra-wide-angle camera shooting module |
| CN109407279A (en) * | 2018-12-12 | 2019-03-01 | 江西联创电子有限公司 | Wide-angle lens and imaging device |
| CN110441891A (en) * | 2019-08-02 | 2019-11-12 | 佛山科学技术学院 | A kind of compact ultra-wide angle FISH EYE LENS OPTICS system |
| CN110441891B (en) * | 2019-08-02 | 2024-02-13 | 佛山科学技术学院 | Compact ultra-wide angle fisheye lens optical system |
| CN110673302B (en) * | 2019-09-04 | 2021-07-30 | 福建福光股份有限公司 | Super wide-angle lens |
| CN110673302A (en) * | 2019-09-04 | 2020-01-10 | 福建福光股份有限公司 | Super wide-angle lens |
| CN110673313A (en) * | 2019-09-27 | 2020-01-10 | 上海电机学院 | Zoom fisheye lens system and design method |
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