CN106707456A - Primary barrel of panoramic fish-eye lens, panoramic fish-eye lens and imaging method - Google Patents
Primary barrel of panoramic fish-eye lens, panoramic fish-eye lens and imaging method Download PDFInfo
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- CN106707456A CN106707456A CN201611232290.8A CN201611232290A CN106707456A CN 106707456 A CN106707456 A CN 106707456A CN 201611232290 A CN201611232290 A CN 201611232290A CN 106707456 A CN106707456 A CN 106707456A
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/18—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors
- G02B7/1805—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors for prisms
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/001—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras
- G02B13/0055—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras employing a special optical element
- G02B13/0065—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras employing a special optical element having a beam-folding prism or mirror
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- 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
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/18—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors
- G02B7/182—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors for mirrors
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Abstract
The invention discloses a primary barrel of a panoramic fish-eye lens, the panoramic fish-eye lens and an imaging method. The primary barrel comprises a first primary barrel part, a second primary barrel part and an inclined plate, wherein the first primary barrel part and the second primary barrel part are two right-angled wedges, the right-angled wedges are matched with right-angled prisms, the inclined plate is a thin plate of a set thickness, the first primary barrel part is separated from the second primary barrel part, and a slope of the first primary barrel part is separated from the slope of the second primary barrel part through the inclined plate. As the two right-angled prisms are placed at the first primary barrel part and the second primary barrel part, and the inclined plate is arranged to separate the first primary barrel part from the second primary barrel part, so that the two right-angled prisms are not in contact with each other directly, and therefore the prisms can be mounted and regulated easily in the production process, production efficiency is increased; and each of the two right-angled prisms can be regulated individually, and will not be affected by the other right-angled prism.
Description
Technical field
The present invention relates to panorama fish eye lens, more particularly to a kind of fish-eye main cylinder of panorama, panorama flake mirror
Head and imaging method.
Background technology
As newest panoramic photographing technique, it is known to realized using two wide-angle lens（Referenced patent
CN201310556595）.In such full shot, two wide-angle lens are combined together back-to-back, and each of which has
More than the angle of visual field of 180 degree, the image information of each camera lens is directed to imaging device by distinctive light guide.Two wide-angles
The image that camera lens is absorbed respectively is converted to electric signal by identical or single imaging device and electric signal is processed, so that
Panoramic picture can be obtained.This full shot can quickly obtain comprehensive image information, can be effectively vehicle-mounted using arriving
In overall view monitoring, security monitoring, portable panorama or the like.
The design and structure of wherein light guide have crucial effect to image quality and stability, especially be related to it is small-sized
During the full shot of change, in order to obtain high-quality image quality, the size of light guide, structure turn into industry technology difficult point.
The light guide of the full shot in referenced patent CN201310556595, the different transparent unit of two surface sizes
Part adjoining composition, the transparent element group is kept by sharing main body duct member.The reflectance coating that two of which transparent element will be shared
It is clipped in wherein, the skewed slot that main body duct member passes through to open up is fixed to transparent element group.
But in above-mentioned light guide, reflecting surface is coplanar to make two groups of light paths produce association, can cause tolerance to another side light path
Accumulative, such as reflecting element processes bigger than normal or less than normal, then one side light path will necessarily be made bigger than normal, less than normal on one side）, so as to cause two groups of light
Learn system imaging mass discrepancy big, increase reflecting element difficulty of processing.
Transparent element is of different sizes and shared reflecting element is, it is necessary to splicing in advance, then is placed in main body tube and is fixed,
Assembling requirement on machining accuracy to camera lens is very high.
The skewed slot of the placement in main body tube belongs to soft materials, and the fixation to transparent element is not firm enough, is susceptible to become
Shape, influences panoramic imaging function.
Therefore, prior art has yet to be improved and developed.
The content of the invention
In view of above-mentioned the deficiencies in the prior art, it is an object of the invention to provide a kind of fish-eye main cylinder of panorama, entirely
Scape fish eye lens and imaging method, are divided to placement two right-angle prisms using two main barrel portion, and swash plate carries out two main barrel portion point
Isolation, it is to avoid the reflecting surface of two right-angle prisms is coplanar and two prisms laminating after when there is deviation, be difficult adjustment.So that two groups of light
Learn system imaging quality basically identical.
Technical scheme is as follows：
A kind of fish-eye main cylinder of panorama, wherein, the main cylinder includes：First main barrel portion point, the second main barrel portion are divided, swash plate；
First main barrel portion is divided to, the second main barrel portion is divided into two right angle wedges, and the right angle wedge matches with right-angle prism；
The swash plate is the thin plate for setting thickness；
First main barrel portion point is to separate with the second main barrel portion point, and both inclined-planes are separated by swash plate.
The fish-eye main cylinder of described panorama, wherein, the swash plate is the reflecting element with reflection function.
The fish-eye main cylinder of described panorama, wherein, when the swash plate is the element without reflection function, in swash plate
Stick reflecting element in two inclined-planes back to face or right-angle prism contacted with right-angle prism.
The fish-eye main cylinder of described panorama, wherein, the swash plate is solid plate or cored slab.
The fish-eye main cylinder of described panorama, wherein, the hypotenuse angle of first main barrel portion point and the second main barrel portion point
It is respectively arranged with chamfering groove.
The fish-eye main cylinder of described panorama, wherein, the swash plate is integrally formed or is arranged separately in main cylinder with main cylinder
In.
A kind of panorama fish eye lens, wherein, the system includes：Two groups of single-lens optical systems；
The single-lens optical system includes：For carrying out the right-angle prism of light line reflection, being arranged on the right angle of right-angle prism first
In front square the first negative lens for absorbing extraneous incident light, be successively set on being used in front of the right-angle surface of right-angle prism second
Correct optical system aberration the lens group being made up of the first positive lens, the second positive lens, the second negative lens, for correcting optics
3rd positive lens of system aberration；
Two inclined-planes of the two groups of single-lens optical systems respectively by swash plate as claimed in claim 1 are self-corresponding with each
Right-angle prism contact of incline plane is fixed；The right-angle prism is matched with corresponding main barrel portion split-phase as claimed in claim 1；
Two groups of the first positive lens for setting gradually, the second positive lens, the second negative lens, the 3rd positive lens are with primary optic axis mirror image pair
Claim；Two the first negative lenses are with the second optical axis specular.
Described panorama fish eye lens, wherein,
The centerline collineation of the corresponding right-angle prism right-angle surface of the center line of first negative lens；It is described to be successively set on
The center line of the first positive lens, the second positive lens, the second negative lens, the 3rd positive lens in front of another right-angle side of right-angle prism is total to
Line, and corresponding right-angle prism right-angle surface centerline collineation.
Described panorama fish eye lens, wherein,
The contact of incline plane of the inclined-plane of right-angle prism corresponding main barrel portion point；Second right-angle surface of right-angle prism is corresponding
The first right-angle surface contact of main barrel portion point.
A kind of fish-eye imaging method of panorama, wherein,
First negative lens absorbs extraneous incident light；Incident light by the first negative lens is entered by the inclined-plane of right-angle prism
Row reflection, and reflex to be made up of the first positive lens, the second positive lens, the second negative lens for correcting optical system aberration
Lens group；Light by lens group enters the 3rd positive lens of correction optical aberration；Light is gone out by the 3rd positive lens
Imaging plane is mapped to be imaged.
The fish-eye main cylinder of a kind of panorama provided by the present invention, panorama fish eye lens and imaging method, due to using
Two main barrel portion are divided to placement two right-angle prisms, and swash plate is isolated two main barrel portion point, so that two right-angled edges
The non-directly contact of mirror, when two right-angle prisms have alignment error, can individually be adjusted so that two groups of light to each prism
Learn system imaging quality basically identical.Swash plate point is isolated two main barrel portion so that in process of production, easily install and
Adjustment right-angle prism, improve production efficiency also causes the right-angled edge in the upper lens set of maintenance one of which light path simultaneously
During mirror, the right-angle prism of the lens set that can be individually removed and be repaired without influencing whether another light group, letter easy to maintenance
It is single.
Brief description of the drawings
Fig. 1 is the structure chart of the fish-eye main cylinder of panorama in the present invention.
Fig. 2 is the fish-eye structure chart of panorama in the present invention.
Fig. 3 is the structure chart of right-angle prism in the present invention.
Fig. 4 is structure chart of the main cylinder at the first visual angle in the present invention.
Fig. 5 is structure chart of the main cylinder at the second visual angle in the present invention.
Fig. 6 is the fish-eye optical schematic diagram of panorama in the present invention.
Specific embodiment
The present invention provides a kind of fish-eye main cylinder of panorama, panorama fish eye lens and imaging method, of the invention to make
Purpose, technical scheme and effect are clearer, clear and definite, referring to the drawings and give an actual example that the present invention is described in more detail.
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
The present invention passes through to improve the mounting means of fish-eye two right-angle prisms of panorama in the prior art so that in life
During product, easily install and adjustment prism, improve production efficiency, the upper mirror in maintenance one of which light path is also caused simultaneously
During right-angle prism in piece group, the right-angled edge of the lens set that can be individually removed and be repaired without influencing whether another light group
Mirror is easy to maintenance simple.
It is the fish-eye main cylinder of panorama that the present invention is substantially carried out improved part, and the main cylinder is hardened using diagonal member
Structure, be to install a swash plate additional by cornerwise position of main cylinder, it is to avoid the reflecting surface of two right-angle prisms it is coplanar and
Adjustment is difficult when there is deviation after the coplanar prism laminating of two reflectings surface.
As shown in figure 1, being the structure chart of the fish-eye main cylinder of panorama for providing of the invention, the main cylinder includes：First
Main barrel portion point L17, the second main barrel portion point L27, swash plate L8；First main barrel portion point L17 and the second main barrel portion point L27 are that shape is identical
Right angle wedge, the right angle wedge matches with right-angle prism.It is, the corresponding right-angled edge of the right angle wedge interior shape
The shape of mirror is completely the same, and right-angle prism can be fully seated at the interior zone of right angle wedge.
First main barrel portion point L17 is to separate with the second main barrel portion point L27, and both inclined-planes are relative, the first main barrel portion point
Inclined-plane is the first inclined-plane S12, the second main barrel portion divides inclined-plane to be the second inclined-plane S22, is the first inclined-plane S12 and the second inclined-plane S22
Relatively.There is a certain distance in both inclined-planes, two inclined-planes are separated by swash plate, and the distance between two inclined-planes is swash plate
Thickness.First inclined-plane S12, the second inclined-plane S22 be also simultaneously two of swash plate back to face, it is described two back to face respectively with it is corresponding
Right-angle prism contact of incline plane.
The hypotenuse angle of the first main barrel portion point and the second main barrel portion point is respectively arranged with chamfering groove.Main barrel portion sets up the chamfering put separately
Groove expands the contact surface of right-angle prism and installation set, is conducive to fixing right-angle prism, is conducive to dispensing to fix right-angle prism
Corner angle, install more accurate.
Swash plate L8 is that, with certain thickness thin plate, the thickness can be set, and the size of the thickness of swash plate L8 is not
Directly affect its effect for being separated the first main barrel portion point L17 and the second main barrel portion point L27 in main cylinder.Two of swash plate
Shape back to the first inclined-plane of face S12, the second inclined-plane S22 can be square, rectangle or circle, and the shape in the face is not limited
It is fixed, only need the size completely isolated two-way light path of energy on the inclined-plane.
Main cylinder uses the hardened structure of diagonal member, and a swash plate is installed additional by cornerwise position of main cylinder.It is for swash plate
No is the reflecting element with reflection function, using two ways two reflectings surface can be avoided coplanar.When swash plate is with reflection
During the reflecting element of function, the reflecting surface of two-way light path is the first inclined-plane S12, the second inclined-plane S22 of swash plate, by reflecting surface
The isolation of two-way light path is realized in total reflection so that two reflectings surface are non-coplanar.When swash plate is the element without reflection function,
Two inclined-planes back to face or right-angle prism contacted with right-angle prism in swash plate stick reflecting element, can equally realize two
Individual reflecting surface is non-coplanar.
Swash plate can select the solid plate, solid plate can to increase the intensity of main cylinder, and swash plate has the reflection of reflection function
Element；Cored slab can also be selected, the weight of main cylinder is reduced.Swash plate can be integrally formed with main cylinder or be arranged separately in main cylinder
In；When swash plate is integrally formed with main cylinder, be conducive to design accuracy of the swash plate in main cylinder, so that straight in being installed on main cylinder
Angle prism installation accuracy is higher；Swash plate movably it is separately installed in main cylinder when, conversion different-thickness that can be random
Swash plate, so that adapting to the right-angle prism of different size.
Based on above-mentioned main barrel structure, present invention also offers a kind of panorama fish eye lens including above-mentioned main barrel structure,
As shown in Fig. 2 being the fish-eye structure chart of panorama in the present invention.
The panorama fish eye lens is combined by two groups of single-lens optical systems and constituted, and two groups of single-lens optical systems are led respectively
Two inclined-planes of cylinder swash plate are fixed with each self-corresponding right-angle prism contact of incline plane；The right-angle prism and main barrel portion split-phase
Matching.Every group of single-lens optical system can individually receive the light more than the 180 degree angle of visual field, two groups of single-lens optical systems
The panoramic viewing angle of full shot can be realized.
With reference to Fig. 2, each optical element to every group of single-lens optical system is described in detail.
Single-lens optical system mainly includes right-angle prism, the first negative lens, the second negative lens, the first positive lens, second
Positive lens, the 3rd positive lens.With in Fig. 2 shown in panorama fish eye lens structure chart, wherein first group of light of single-lens optical system
Element be the first negative lens L11, right-angle prism L12, the first positive lens L13, the second positive lens L14, the second negative lens L15,
3rd positive lens L16;Second group of optical element of single-lens optical system is the first negative lens L21, right-angle prism L22, first
Positive lens L23, the second positive lens L24, the second negative lens L25, the 3rd positive lens L26.
Right-angle prism is used to carry out light line reflection, and being arranged on the first negative lens in front of the right-angle surface of right-angle prism first is used for
Absorb extraneous incident light, be successively set in front of the right-angle surface of right-angle prism second by the first positive lens, the second positive lens, second
The lens group that negative lens is constituted is used to correct optical system aberration, the 3rd positive lens for correcting optical aberration.
Two groups of single-lens optical systems are respectively by two inclined-planes and each self-corresponding right-angle prism inclined-plane of swash plate
Contact is fixed；The right-angle prism is matched with corresponding main barrel portion split-phase；Two groups of the first positive lens, second for setting gradually
Positive lens, the second negative lens, the 3rd positive lens are with primary optic axis specular；Two the first negative lenses are with the second optical axis mirror image pair
Claim.
The center line that first negative lens overlaps with the first right-angle surface of right-angle prism is primary optic axis；First positive lens,
The center line that two positive lens, the second negative lens, the 3rd positive lens overlap with the second right-angle surface of right-angle prism is the second optical axis.
The structure of two groups of single-lens optical systems is full symmetric, and the present invention is only with the single-lens optical system of one of which
As a example by, and position relationship to each optical element on the basis of right-angle prism L12 explains.
As shown in figure 3, being the structure chart of right-angle prism in the present invention.Two hypotenuse angles of the right-angle prism L12 are set
It is chamfering, the design of chamfered part causes that the precision and firmness of the installation of right-angle prism are improved, improves the stability of camera lens.
The right-angle prism L12 is fixed by the contact of incline plane of the corresponding main cylinder swash plate in its inclined-plane, the hardened structure of diagonal member
Main cylinder is mutually matched with right-angle prism L12.The main cylinder of the hardened structure of diagonal member, can accurately be installed to right-angle prism, and structure
Simply, it is easy to install and dismounting, raising practicality and durability.Preferably, right-angle prism is isosceles right-angle prism.
Right-angle prism L12 includes the first right-angle surface P11, the second right-angle surface P12 and inclined-plane P13;Right-angle prism L22 includes the
One right-angle surface P21, the second right-angle surface P22 and inclined-plane P23.
Fig. 4, Fig. 5 are structure chart of the main cylinder of the invention in different visual angles.
First main barrel portion divides the first right-angle surface S11 of L17 towards the first positive lens L13, and in first main barrel portion
Circular hole is provided with the first right-angle surface S11 for dividing L17.The first right-angle surface S21 of second main barrel portion point L27 towards first just
Lens L23, and it is provided with circular hole on the first right-angle surface S21 of second main barrel portion point L27.The circular hole can ensure that light enters
In the first positive lens, the second positive lens, the second negative lens, the light path of the 3rd positive lens that set gradually.
The inclined-plane of first main barrel portion point L17 is S12;The inclined-plane of second main barrel portion point L27 is S22.
The inclined-plane P13 of right-angle prism L12 is contacted with the inclined-plane S12 of the first main barrel portion point L17 in the present invention；Right-angle prism
The second right-angle surface P12 of L12 is contacted with the first right-angle surface S11 of the first main barrel portion point L17.The inclined-plane P23 of right-angle prism L22 with
The inclined-plane S22 contacts of the second main barrel portion point L27；The of the second right-angle surface P22 of right-angle prism L22 and the second main barrel portion point L27
One right-angle surface S21 is contacted.Right-angle prism is obverse with main cylinder to contact the installation for completing right-angle prism.
Right-angle prism L12 is compressed by the first negative lens L11, can be ensured by the position dimension in individually adjustment S12 faces
The core shift of element and inclination.Equally, right-angle prism L22 is compressed by the first negative lens L21, can be by individually adjustment S22 faces
Position dimension ensure element core shift and inclination.It is two separate reflecting elements in the present invention, it is non-coplanar, can be in reflection
The optional position in face positions, and can individually adjust core shift and the inclination of any of which reflecting element, is independent of each other.
This kind of localization method avoids the inclined-plane of the inclined-plane P13 and right-angle prism L22 of right-angle prism L12 in the prior art
Be used separately for right-angle prism L12, right-angle prism L22 with physical method by the coplanar phenomenons of P23, realization, the detachable maintaining of camera lens
Convenient, the damage of a right-angle prism does not influence the function of another prism.The shape of right-angle prism L12 and right-angle prism L22
Can make consistent, it is possible to achieve share, reduce the species of element, reduce production cost, reduce difficulty of processing；Preferably,
Using camera lens of the same size, with reference to the structure of main cylinder so that prism install, position it is simpler, without carrying out extra connecing
Gu operation.
First negative lens L11 is arranged on the right-angle surfaces of right-angle prism L12 first front;The center of the first negative lens L11
The centerline collineation of the corresponding right-angle surfaces of right-angle prism L12 first of line；
The first positive lens L13, the second positive lens L14, are disposed with front of the second right-angle surface P12 of right-angle prism L12
Two negative lens L15, the 3rd positive lens L16.The first positive lens L13, the second positive lens L14, the second negative lens L15, the 3rd
The centerline collineation of positive lens L16, and corresponding right-angle prism right-angle surface centerline collineation.
Also include small trim ring between the 3rd positive lens and imaging plane, for pushing down eyeglass；In the 3rd positive lens and
Include spacer ring 1 between two negative lenses, include spacer ring 2 between the second positive lens and the first positive lens, for isolating each optics
Element.
Described Fig. 6 is the fish-eye optical schematic diagram of panorama in the present invention.
As shown in fig. 6, the light in the external world is entered in the optical system by the first negative lens in panorama fish eye lens, first
The receivable light visual angle of negative lens is more than 180 degree, and light sequentially passes through right-angle prism, the first positive lens, the second positive lens, the
One negative lens, the 3rd positive lens form image and are displayed in imaging surface.Two groups of combinations of single-lens optical system can then realize 360
Degree visual angle, can quickly obtain comprehensive image information, in can effectively using the application of panoramic picture.
Based on the fish-eye structure of above-mentioned panorama, present invention also offers a kind of fish-eye imaging method of panorama,
First negative lens absorbs extraneous incident light；Carried out instead by the inclined-plane of right-angle prism by the incident light of the first negative lens
Penetrate, and reflex to the lens being made up of the first positive lens, the second positive lens, the second negative lens for correcting optical system aberration
Group；Light by lens group enters the 3rd positive lens of correction optical aberration；Light is shone by the 3rd positive lens
Imaging plane is imaged.
In sum, the main cylinders present invention employs two hardened structures of diagonal member place two right-angle prisms, main cylinder it is oblique
Face is isolated two right-angle prisms, when two right-angle prisms have alignment error, each prism individually can be adjusted
It is whole so that two groups of optical system imaging qualities are basically identical.Swash plate is isolated two main barrel portion point so that in production process
In, easily install and adjustment prism, improve production efficiency, also cause in the upper lens set of maintenance one of which light path simultaneously
Right-angle prism when, the right-angle prism of the lens set that can be individually removed and be repaired without influencing whether another light group, dimension
Repair convenient and simple.
It should be appreciated that application of the invention is not limited to above-mentioned citing, and for those of ordinary skills, can
To be improved according to the above description or converted, all these modifications and variations should all belong to the guarantor of appended claims of the present invention
Shield scope.
Claims (10)
1. the fish-eye main cylinder of a kind of panorama, it is characterised in that the main cylinder includes：First main barrel portion point, the second main barrel portion
Point, swash plate；
First main barrel portion is divided to, the second main barrel portion is divided into two right angle wedges, and the right angle wedge matches with right-angle prism；
The swash plate is the thin plate for setting thickness；
First main barrel portion point is to separate with the second main barrel portion point, and both are separated by swash plate.
2. the fish-eye main cylinder of panorama according to claim 1, it is characterised in that the swash plate is with reflection function
Reflecting element.
3. the fish-eye main cylinder of panorama according to claim 1, it is characterised in that the swash plate is without reflection work(
During the element of energy, two inclined-planes back to face or right-angle prism contacted with right-angle prism in swash plate stick reflecting element.
4. the fish-eye main cylinder of panorama according to Claims 2 or 3, it is characterised in that the swash plate be solid plate or
Cored slab.
5. the fish-eye main cylinder of panorama according to claim 1, it is characterised in that first main barrel portion point and second
The hypotenuse angle of main barrel portion point is respectively arranged with chamfering groove.
6. the fish-eye main cylinder of panorama according to claim 1, it is characterised in that the swash plate is integrally formed with main cylinder
Or be arranged separately in main cylinder.
7. a kind of panorama fish eye lens, it is characterised in that the system includes：Two groups of single-lens optical systems；
The single-lens optical system includes：For carrying out the right-angle prism of light line reflection, being arranged on the right angle of right-angle prism first
In front square the first negative lens for absorbing extraneous incident light, be successively set on being used in front of the right-angle surface of right-angle prism second
Correct optical system aberration the lens group being made up of the first positive lens, the second positive lens, the second negative lens, for correcting optics
3rd positive lens of system aberration；
Two inclined-planes of the two groups of single-lens optical systems respectively by swash plate as claimed in claim 1 are self-corresponding with each
Right-angle prism contact of incline plane is fixed；The right-angle prism is matched with corresponding main barrel portion split-phase as claimed in claim 1；
Two groups of the first positive lens for setting gradually, the second positive lens, the second negative lens, the 3rd positive lens are with primary optic axis mirror image pair
Claim；Two the first negative lenses are with the second optical axis specular.
8. panorama fish eye lens according to claim 7, it is characterised in that
The centerline collineation of the corresponding right-angle prism right-angle surface of the center line of first negative lens；It is described to be successively set on
The center line of the first positive lens, the second positive lens, the second negative lens, the 3rd positive lens in front of another right-angle side of right-angle prism is total to
Line, and corresponding right-angle prism right-angle surface centerline collineation.
9. panorama fish eye lens according to claim 7, it is characterised in that
The contact of incline plane of the inclined-plane of right-angle prism corresponding main barrel portion point；Second right-angle surface of right-angle prism is corresponding
The first right-angle surface contact of main barrel portion point.
10. a kind of fish-eye imaging method of panorama as described in claim any one of 7-9, it is characterised in that
First negative lens absorbs extraneous incident light；Incident light by the first negative lens is entered by the inclined-plane of right-angle prism
Row reflection, and reflex to be made up of the first positive lens, the second positive lens, the second negative lens for correcting optical system aberration
Lens group；Light by lens group enters the 3rd positive lens of correction optical aberration；Light is gone out by the 3rd positive lens
Imaging plane is mapped to be imaged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611232290.8A CN106707456A (en) | 2016-12-28 | 2016-12-28 | Primary barrel of panoramic fish-eye lens, panoramic fish-eye lens and imaging method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611232290.8A CN106707456A (en) | 2016-12-28 | 2016-12-28 | Primary barrel of panoramic fish-eye lens, panoramic fish-eye lens and imaging method |
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| Publication Number | Publication Date |
|---|---|
| CN106707456A true CN106707456A (en) | 2017-05-24 |
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ID=58895573
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611232290.8A Pending CN106707456A (en) | 2016-12-28 | 2016-12-28 | Primary barrel of panoramic fish-eye lens, panoramic fish-eye lens and imaging method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107247322A (en) * | 2017-07-12 | 2017-10-13 | 中山市弗图艾力克光电科技有限公司 | A kind of adjustable full shot of thickness |
| CN107688221A (en) * | 2017-09-30 | 2018-02-13 | 中山市弗图艾力克光电科技有限公司 | A kind of prism structure of full shot |
| CN107942482A (en) * | 2017-12-25 | 2018-04-20 | 武汉赫天光电股份有限公司 | Omnidirectional imaging system and electronic equipment |
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Application publication date: 20170524 |