CN106949410A - A kind of light supply apparatus - Google Patents
A kind of light supply apparatus Download PDFInfo
- Publication number
- CN106949410A CN106949410A CN201710352468.0A CN201710352468A CN106949410A CN 106949410 A CN106949410 A CN 106949410A CN 201710352468 A CN201710352468 A CN 201710352468A CN 106949410 A CN106949410 A CN 106949410A
- Authority
- CN
- China
- Prior art keywords
- light
- supply apparatus
- cover body
- guide plate
- fulcrum bearing
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/83—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks the elements having apertures, ducts or channels, e.g. heat radiation holes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V3/00—Globes; Bowls; Cover glasses
- F21V3/02—Globes; Bowls; Cover glasses characterised by the shape
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V5/00—Refractors for light sources
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V7/00—Reflectors for light sources
- F21V7/04—Optical design
- F21V7/05—Optical design plane
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Accessories Of Cameras (AREA)
Abstract
The invention discloses a kind of light supply apparatus, including cover body and fulcrum bearing；Cover body is spherical shell and has opening, including is used as the light guide plate set gradually from inside to outside and reflecting surface of cover；Fulcrum bearing is annular, is connected to the opening of cover body, corresponds in fulcrum bearing and illuminator is provided between light guide plate and reflecting surface；Reflecting surface is used to conduction to the light between light guide plate and reflecting surface in space being reflected towards light guide plate, and light guide plate is used to guide light to propagate into cover body.Light supply apparatus of the present invention is tested applied to wide-angle imaging module, covered in test using this light supply apparatus on camera module, the light projection sent by cover body is to camera module, it can be equal to or more than project camera module in 180 degree spatial dimension outside camera module, to carry out optical performance test to camera module.Light supply apparatus of the present invention is simple in construction light and handy, flexible and convenient to use, can improve testing efficiency.
Description
Technical field
The present invention relates to light source device technical field, more particularly to a kind of light supply apparatus.
Background technology
At present, in the market is increasing to the demand of wide-angle imaging module, such as fish eye lens camera system, VR are imaged
System etc..Wide-angle imaging module has the big angle of visual field (generally higher than 180 degree), therefore is carrying out optics to wide-angle imaging module
During performance test, such as stain test, photocentre test etc. are carried out, used light source is needed in the photosensitive side of camera module,
Camera module is projected more than uniform light is produced in 180 degree spatial dimension, to be tested.
But in the prior art, the ball-type light-source structure used in the test of wide-angle imaging module is complicated, very heavy,
It is installed to relatively difficult in automation equipment when using, test operation is very inconvenient, causes testing efficiency low.
The content of the invention
It is compared with prior art, simple in construction light and handy it is an object of the invention to provide a kind of light supply apparatus, use flexible side
Just.
To achieve the above object, the present invention provides following technical scheme：
A kind of light supply apparatus, including cover body and fulcrum bearing；
The cover body is spherical shell and with opening, including the light guide plate set gradually from inside to outside as cover and
Reflecting surface；
The fulcrum bearing is annular, is connected to the opening of the cover body, and described lead is corresponded in the fulcrum bearing
Illuminator is provided between tabula rasa and the reflecting surface；
The reflecting surface be used for will conduction to the light between the light guide plate and the reflecting surface in space be reflected towards it is described
Light guide plate, the light guide plate is used to guide light to propagate into the cover body.
Alternatively, also including be arranged on the reflecting surface towards outside the cover body side, for stopping light to the cover
The backboard propagated in vitro.
Alternatively, also including be arranged on the light guide plate towards in the cover body side, for will be by the light guide plate
The luminous intensity transferred out adjusts uniform diffuser plate.
Alternatively, multiple illuminators are provided with the fulcrum bearing, multiple illuminators are along the fulcrum bearing
Circumference be uniformly distributed.
Alternatively, the heat emission hole for radiating is provided with towards the one side in the cover body in the fulcrum bearing.
Alternatively, the one side in the fulcrum bearing outside is provided with sets for the light supply apparatus to be installed into outside
Standby mounting hole.
Alternatively, the illuminator includes white-light emitting body or infrared light illuminator.
Alternatively, the cover body is more than 180 degree by the longitudinal section central angle of the centre of sphere.
Alternatively, the cover body is 243.90 ± 1 degree by the central angle of centre of sphere longitudinal section.
Alternatively, the external diameter of the fulcrum bearing is 54 ± 0.1mm, and internal diameter is 30 ± 0.1mm, and the external diameter of the cover body is 60
± 0.1mm, the height of the light supply apparatus is 47.5 ± 0.1mm, and the height of the fulcrum bearing is 5 ± 0.1mm.
As shown from the above technical solution, light supply apparatus provided by the present invention, including cover body and fulcrum bearing.Wherein cover body is
Spherical shell simultaneously has opening, including be used as the light guide plate set gradually from inside to outside and reflecting surface of cover, annular supporting
Seat is connected to cover body opening；Illuminator in fulcrum bearing sends light, travels between light guide plate and reflecting surface in space, by anti-
Penetrate face and conduction to the light between light guide plate and reflecting surface in space is reflected towards light guide plate, by light-guide plate guides light into cover body
Propagate, so as to produce projection light into cover body.
Light supply apparatus of the present invention is tested applied to wide-angle imaging module, and shooting mould is covered on using this light supply apparatus in test
In group, the light projection sent by cover body can be equal to or more than throw in 180 degree spatial dimension to camera module outside camera module
Camera module is mapped to, to carry out optical performance test to camera module.As can be seen that light supply apparatus of the present invention is simple in construction light
Ingeniously, it is flexible and convenient to use, testing efficiency can be improved.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is a kind of structural representation of light supply apparatus provided in an embodiment of the present invention；
Fig. 2 is the side view of light supply apparatus shown in Fig. 1；
Fig. 3 is the longitudinal cross-section schematic diagram of cover body in light supply apparatus shown in Fig. 1；
Fig. 4 is the upward view of light supply apparatus shown in Fig. 1.
Embodiment
In order that those skilled in the art more fully understand the technical scheme in the present invention, below in conjunction with of the invention real
The accompanying drawing in example is applied, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described implementation
Example only a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, this area is common
The every other embodiment that technical staff is obtained under the premise of creative work is not made, should all belong to protection of the present invention
Scope.
The embodiment of the present invention provides a kind of light supply apparatus, including cover body and fulcrum bearing；
The cover body is spherical shell and with opening, including the light guide plate set gradually from inside to outside as cover and
Reflecting surface；
The fulcrum bearing is annular, is connected to the opening of the cover body, and described lead is corresponded in the fulcrum bearing
Illuminator is provided between tabula rasa and the reflecting surface；
The reflecting surface be used for will conduction to the light between the light guide plate and the reflecting surface in space be reflected towards it is described
Light guide plate, the light guide plate is used to guide light to propagate into the cover body.
The present embodiment light supply apparatus, wherein, cover body is spherical shell and has opening, including as cover from inside to outside
The light guide plate and reflecting surface set gradually, annular fulcrum bearing is connected to cover body opening；Illuminator in fulcrum bearing sends light, passes
It is multicast between light guide plate and reflecting surface in space, will conducts anti-to the light between light guide plate and reflecting surface in space by reflecting surface
Directive light guide plate, is propagated by light-guide plate guides light into cover body, stops that light is propagated to outside cover body from backboard, so that into cover body
Produce projection light.
The present embodiment light supply apparatus is tested applied to wide-angle imaging module, and shooting is covered on using this light supply apparatus in test
On module, projection light is produced to cover body, can be equal to or more than project shooting mould in 180 degree spatial dimension outside camera module
Group, provides irradiation light to carry out optical performance test for camera module.As can be seen that the present embodiment light supply apparatus is simple in construction light
Ingeniously, it is flexible and convenient to use, testing efficiency can be improved.Automation can be easily installed to when test is used in addition to set
It is standby upper, automatic test is realized, testing efficiency is improved.
The present embodiment light supply apparatus is described in detail below in conjunction with the accompanying drawings.It refer to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, Fig. 1
A kind of structural representation of the light supply apparatus provided for the present embodiment, Fig. 2 is the side view of light supply apparatus shown in Fig. 1, and Fig. 3 is figure
The longitudinal cross-section schematic diagram of cover body in light supply apparatus shown in 1, Fig. 4 is the upward view of light supply apparatus shown in Fig. 1.
As seen from the figure, the present embodiment light supply apparatus includes cover body 10 and fulcrum bearing 11.
Wherein, the cover body 10 is spherical shell and has opening, and opening is connected with mask body intracavity.In the specific implementation,
Housing can be spherical, elliposoidal of standard etc..
With reference to shown in Fig. 3, the cover body 10 includes light guide plate 100 as cover, setting gradually from inside to outside and anti-
Penetrate face 101.Wherein, reflecting surface 101 is used for conduction to the light between the light guide plate 100 and the reflecting surface 101 in space
The light guide plate 100 is reflected towards, the light guide plate 100 is used to guide light to propagate into the cover body.
The fulcrum bearing 11 is annular, and matching is connected at the opening of cover body 10.
Correspond in fulcrum bearing 11 and illuminator 110 is provided between light guide plate 100 and reflecting surface 101.Fulcrum bearing 11 with
Space is communicated between light guide plate and reflecting surface in cover body, and illuminator 110 sends light, light conduction enter in cover body light guide plate 100 with
Between reflecting surface 101 in space.The light of entrance is reflected towards light guide plate 100 by reflecting surface 101, by light guide plate 100 guide light to
Propagated in cover body, so realize and projection light is produced into cover body.
When testing camera module, camera module to be tested is placed in light supply apparatus cover body, the luminous energy that cover body is sent
It is enough to be equal to or more than project camera module in 180 degree spatial dimension in the photosensitive side of camera module, so as to be carried for camera module
For projection light to carry out optical performance test, thus it can apply to wide-angle imaging module.
It is preferred that, it is provided with multiple illuminators 110 in the fulcrum bearing 11, multiple illuminators 110 are along institute
The circumference for stating fulcrum bearing 11 is uniformly distributed, and is so sent light at each circumferential position of fulcrum bearing, is spread into cover body, make cover
It is uniform that light is produced in vivo.
In a preferred embodiment, Fig. 3 is referred to, the light supply apparatus also includes being arranged on the reflecting surface 101
Towards the outer side of the cover body 10, for stopping the backboard 102 that light is propagated to outside the cover body.Effectively hindered by backboard 102
Light is produced in block cover body outwards to propagate, and light energy losses is reduced, to ensure the intensity of projection light in cover body.It is preferred that, this implementation
Example light supply apparatus also include being arranged on the light guide plate 100 towards in the cover body side, for will be by the light guide plate 100
The luminous intensity of outgoing adjusts uniform diffuser plate 103.The luminous intensity propagated out by light guide plate 100 is adjusted by diffuser plate 103
Uniformly, make the projection light intensity uniform produced into cover body, be conducive to the optical performance test to camera module.
In another preferred embodiment, on the basis of the above, this light supply apparatus is in the court of fulcrum bearing 11
One side into the cover body is provided with the heat emission hole 111 for radiating.The hair that will be set by heat emission hole 111 in fulcrum bearing
The heat that body of light is produced scatters and disappears.
Further, one side of the light supply apparatus in the fulcrum bearing 11 outside, which is provided with, is used for the light source
Device is installed to the mounting hole 112 of external equipment.Light supply apparatus can so be pacified by the mounting hole on fulcrum bearing lateral surface
It is attached on the external equipments such as automation equipment, automatic test can be carried out, improves testing efficiency.
In the present embodiment light supply apparatus, the illuminator can be white-light emitting body, infrared light illuminator, or can also
It is the illuminator for producing other band of light, all falls in the scope of protection of the present invention.The illuminator can be LED, it is possible to understand that
It is or other types of illuminator, also all falls in the scope of protection of the present invention.
, can be spherical using standard by cover body 10 in a kind of embodiment, can be according to demand when designing and producing
The longitudinal section central angle size that cover body passes through the centre of sphere is set, to meet test request.It is preferred that, cover body is set by the vertical of the centre of sphere
Section central angle is more than 180 degree so that be placed on camera module in cover body by cover body opening in test, cover body produces light
It can be more than in the photosensitive side of camera module in 180 degree spatial dimension and project camera module.In one kind tool of this light supply apparatus
In body embodiment, the cover body 10 is 243.90 ± 1 degree by the central angle θ of centre of sphere longitudinal section.Specifically, the fulcrum bearing 11
Outer diameter D1For 54 ± 0.1mm, internal diameter D2For 30 ± 0.1mm, the outer diameter D of the cover body3For 60 ± 0.1mm, the light supply apparatus
Height H1For 47.5 ± 0.1mm, the height H of the fulcrum bearing2For 5 ± 0.1mm.Wherein the height of fulcrum bearing reduces, and can make
The space that camera module is put in cover body is more, makes to be easier to operate to during test.
A kind of light supply apparatus provided by the present invention is described in detail above.Specific case pair used herein
The principle and embodiment of the present invention is set forth, and the explanation of above example is only intended to help and understands the method for the present invention
And its core concept.It should be pointed out that for those skilled in the art, before the principle of the invention is not departed from
Put, some improvement and modification can also be carried out to the present invention, these are improved and modification also falls into the guarantor of the claims in the present invention
In the range of shield.
Claims (10)
1. a kind of light supply apparatus, it is characterised in that including cover body and fulcrum bearing；
The cover body is spherical shell and has opening, including is used as the light guide plate set gradually from inside to outside of cover and reflection
Face；
The fulcrum bearing is annular, is connected to the opening of the cover body, and the light guide plate is corresponded in the fulcrum bearing
Illuminator is provided between the reflecting surface；
The reflecting surface is used to conduction to the light between the light guide plate and the reflecting surface in space being reflected towards the leaded light
Plate, the light guide plate is used to guide light to propagate into the cover body.
2. light supply apparatus according to claim 1, it is characterised in that also including being arranged on the reflecting surface towards the cover
External side, for stopping the backboard that light is propagated to outside the cover body.
3. light supply apparatus according to claim 2, it is characterised in that also including being arranged on the light guide plate towards the cover
Internal side, the luminous intensity for that will be transferred out by the light guide plate adjust uniform diffuser plate.
4. light supply apparatus according to claim 1, it is characterised in that be provided with the fulcrum bearing multiple described luminous
Body, circumference of multiple illuminators along the fulcrum bearing is uniformly distributed.
5. light supply apparatus according to claim 1, it is characterised in that in the fulcrum bearing towards the side in the cover body
Face is provided with the heat emission hole for radiating.
6. light supply apparatus according to claim 5, it is characterised in that be provided with one side of the fulcrum bearing outside
Mounting hole for the light supply apparatus to be installed to external equipment.
7. the light supply apparatus according to claim any one of 1-6, it is characterised in that the illuminator includes white-light emitting body
Or infrared light illuminator.
8. the light supply apparatus according to claim any one of 1-6, it is characterised in that the cover body passes through the longitudinal section of the centre of sphere
Central angle is more than 180 degree.
9. light supply apparatus according to claim 8, it is characterised in that the cover body is by the central angle of centre of sphere longitudinal section
243.90 ± 1 degree.
10. light supply apparatus according to claim 9, it is characterised in that the external diameter of the fulcrum bearing is 54 ± 0.1mm, interior
Footpath is 30 ± 0.1mm, and the external diameter of the cover body is 60 ± 0.1mm, and the height of the light supply apparatus is 47.5 ± 0.1mm, described
The height of fulcrum bearing is 5 ± 0.1mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710352468.0A CN106949410A (en) | 2017-05-18 | 2017-05-18 | A kind of light supply apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710352468.0A CN106949410A (en) | 2017-05-18 | 2017-05-18 | A kind of light supply apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106949410A true CN106949410A (en) | 2017-07-14 |
Family
ID=59479799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710352468.0A Pending CN106949410A (en) | 2017-05-18 | 2017-05-18 | A kind of light supply apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106949410A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107543040A (en) * | 2017-07-25 | 2018-01-05 | 歌尔股份有限公司 | Testing light source and test device for wide-angle lens |
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Application publication date: 20170714 |