CN108224235A - Lighting device - Google Patents
Lighting device Download PDFInfo
- Publication number
- CN108224235A CN108224235A CN201810007783.4A CN201810007783A CN108224235A CN 108224235 A CN108224235 A CN 108224235A CN 201810007783 A CN201810007783 A CN 201810007783A CN 108224235 A CN108224235 A CN 108224235A
- Authority
- CN
- China
- Prior art keywords
- light
- integrator
- lighting device
- lens
- iris
- 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
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
- F21S8/006—Solar simulators, e.g. for testing photovoltaic panels
-
- 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
- F21V13/00—Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00
Abstract
The invention discloses a kind of lighting device, including：Light source is used to generate light；Integrator, with light receiver end and light ejecting end, the integrator receives the light emitted by the light source by light receiver end, and light projects after being integrated into uniform light by the integrator into the integrator from the light ejecting end of the integrator；Lens group is set to the front of the light ejecting end of the integrator, and the lens group receives the light projected from the light ejecting end of the integrator, for changing the scattering angle range of light.In the present invention, it can be by the non-uniform light projected from light source entirely into uniform light by integrator, and adjust the scattering angle of the uniform light projected from integrator by adjusting the position of lens in lens group, so as to which the irradiation unit for making the present invention can either go out uniform light, the angular range of the scattering of light can be changed again, can preferably simulate the light such as moonlight, starlight.
Description
Technical field
The present invention relates to lighting technical fields, especially set a kind of lighting device.
Background technology
The lighting device of the prior art for being used to simulate moonlight, starlight, range of exposures, light intensity are difficult to be changed
Become, this so that the lighting device is difficult simulation moonlight, starlight etc..
Invention content
It is an object of the invention to propose a kind of lighting device.
For this purpose, the technical solution adopted in the present invention is：
A kind of lighting device, including：
Light source is used to generate light；
Integrator, with light receiver end and light ejecting end, the integrator passes through described in the reception of light receiver end
Light emitted by light source, light enter the integrator and are integrated into after uniform light from the integrator by the integrator
Light ejecting end projects；
Lens group, is set to the front of the light ejecting end of the integrator, and the lens group is received from the integration
The light that the light ejecting end of device projects, for changing the scattering angle range of light.
Preferably, including at least three lens, the relative position between lens described in two of which is kept the lens group
Constant, wherein the third lens change the scattering angle model of light by changing with two lens relative positions
It encloses.
Preferably, it is additionally provided with iris diaphgram in front of the lens group, the iris diaphgram is for changing from described
The intensity for the light that microscope group projects.
Preferably, be provided with shaping iris in front of the iris diaphgram, the shaping iris for consider go from it is described can
Become the stray light at the edge for the light that diaphragm projects.
Preferably, hood is provided in front of the shaping iris, the hood is used to that extraneous light to be prevented to interfere
The light projected from the shaping iris.
Preferably, the third lens are set to the opposite front of two lens remained unchanged in position.
Preferably, the lighting device further includes the cylinder of open at both ends, the iris diaphgram, the shaping iris and
The hood may be contained within the front end of the cylinder；The light source is set to the rear end of the cylinder；The lens group and institute
Integrator is stated to be set in the cylinder.
Preferably, the integrator is bar-shaped integrator.
Preferably, the light source includes light beam generator and the light conduction beam being installed on the light beam generator,
The described one end of light conduction beam far from the light beam generator stretches to the rear end of the cylinder and the rear end of the integrator
Relatively.
Preferably, the integrator can be set in the cylinder closer or far from the lens group.
Compared with prior art, the advantageous effect of lighting device of the invention and method of boiling is：In the present invention, lead to
Crossing integrator can be by the non-uniform light projected from light source entirely into uniform light, and passes through and adjust lens in lens group
Position adjusts the scattering angle of the uniform light projected from integrator, so as to which the irradiation unit for making the present invention can either go out
Uniform light, and the angular range of the scattering of light can be changed, it can preferably simulate the light such as moonlight, starlight.
Description of the drawings
By the way that and the specific embodiment part provided, the features and advantages of the present invention will become more referring to the drawings
It is readily appreciated that, in the accompanying drawings：
Fig. 1 is the structure diagram of lighting device that the embodiment of the present invention provides.
In figure：
10- integrators；20- lens groups；30- iris diaphgrams；40- shaping iris；50- hoods；60- connectors；61- light beams
Hole；70- cylinders；71- screw threads.
Specific embodiment
Exemplary embodiments of the present invention are described in detail with reference to the accompanying drawings.Illustrative embodiments are retouched
It states merely for the sake of demonstration purpose, and is definitely not to the present invention and its application or the limitation of usage.
As shown in Figure 1, embodiment of the invention discloses that a kind of lighting device, the lighting device can be used for simulation moonlight,
The light such as starlight are to realize the illumination to object.The lighting device includes light source, integrator 10 and lens group 20.Wherein,
For generating light, integrator 10 is used for by light non-uniform caused by light source entirely into uniform light light source, specifically,
The integrator 10 includes both ends, and one end is light receiver end, and the other end is light ejecting end, and the light projected from light source passes through light
Line receiving terminal enters in integrator 10, injects the light in integrator 10 by integrator 10 entirely into uniform light, is integrated
Into uniform light projected from the light ejecting end of integrator 10.Lens group 20 is arranged on the front of integrator 10, from integration
The light that the light ejecting end of device 10 projects injects lens group 20, which includes lens, by mobile lens relative to
The position of integrator 10 changes the scattering angle range from the light emitted by lens group 20.
It, can be by the non-uniform light projected from light source entirely into uniform light by integrator 10 in the present invention
Line, and the scattering angle of the uniform light projected from integrator 10 is adjusted by adjusting the position of lens in lens group 20, from
And make the irradiation unit of the present invention that can either go out uniform light, and the angular range of the scattering of light can be changed, Neng Gougeng
The light such as simulation moonlight well, starlight.
Lens group 20 can include multiple lens, in a preferred embodiment of the invention, as shown in Figure 1, lens group
20 remain unchanged including the distance between three lens, two of which lens, and third lens can be relative to two distances not
The lens of change are moved, so as to change the scattering angle range of the light projected from lens group 20.Specifically, two distances are protected
Hold the rear that constant lens are set to third lens, that is, the lens that two distances remain unchanged are located at integrator 10 and
Between three lens.
For the power of the light projected from lens group 20 can be changed, as shown in Figure 1, setting can in the front of lens group 20
Become diaphragm 30, it is preferable that the seven strong and weak gears for the light that the iris diaphgram 30 setting passes through for control, in this way,
Make light that continuously there are seven strong and weak gears by adjusting iris diaphgram 30.
In a preferred embodiment of the invention, the front of iris diaphgram 30 is provided with shaping iris 40, the shaping light
Door screen 40 removes the stray light at the edge of the light projected from iris diaphgram 30 for worry.
To avoid being influenced by extraneous light from the light that shaping iris 40 projects, the front of shaping iris 40 is provided with
Hood 50, hood 50 are used for the light that extraneous light interference is prevented to be projected from shaping iris 40.
In a preferred embodiment of the invention, third lens are set to opposite two lens remained unchanged in position
Front.In the present embodiment, changed by adjusting third lens relative to the position of other two lens from lens group
The scattering angle range of 20 light projected.
The components such as integrator 10, lens group 20, iris diaphgram 30, shaping iris 40 and hood 50 can pass through a variety of sides
Formula is set, and in a preferred embodiment of the invention, lighting device further includes the cylinder 70 of open at both ends, iris diaphgram 30,
Shaping iris 40 and hood 50 may be contained within the front end of cylinder 70；Light source is set to the rear end of cylinder 70；20 He of lens group
Integrator 10 is set in cylinder 70.Specifically, a connector 60 is set in the rear end of cylinder 70, which is used to set light
Source.Preferably, light source includes light beam generator and the light conduction beam being installed on light beam generator, light conduction beam are separate
One end of light beam generator stretches to opposite with the rear end of integrator 10 in the light beam hole 61 of the connector 60 of the rear end of cylinder 70.It is excellent
Selection of land, integrator 10 are bar-shaped integrator 10.Preferably, integrator 10 realizes screw thread by the screw thread 71 being set in cylinder 70
71 connect and carry out screw thread 71 and be driven can be set in cylinder 70 closer or far from 20 ground of lens group, so as to change light
Scattering angle range.
Although with reference to illustrative embodiments, invention has been described, but it is to be understood that the present invention does not limit to
The specific embodiment that Yu Wenzhong is described in detail and shows, in the case of without departing from claims limited range, this
Field technology personnel can make various changes to illustrative embodiments.
Claims (10)
1. a kind of lighting device, which is characterized in that including：
Light source is used to generate light；
Integrator, with light receiver end and light ejecting end, the integrator receives the light source by light receiver end
Emitted light, light enter the integrator and are integrated into after uniform light from the light of the integrator by the integrator
Ejecting end projects；
Lens group, is set to the front of the light ejecting end of the integrator, and the lens group is received from the integrator
The light that light ejecting end projects, for changing the scattering angle range of light.
2. lighting device as described in claim 1, which is characterized in that the lens group includes at least three lens, wherein two
Relative position between a lens remains unchanged, and wherein the third lens are opposite with two lens by changing
Position changes the scattering angle range of light.
3. lighting device as described in claim 1, which is characterized in that iris diaphgram is additionally provided in front of the lens group,
The iris diaphgram for changing the light projected from the lens group intensity.
4. lighting device as claimed in claim 3, which is characterized in that shaping iris is provided in front of the iris diaphgram,
The shaping iris removes the stray light at the edge of the light projected from the iris diaphgram for worry.
5. lighting device as claimed in claim 4, which is characterized in that hood, institute are provided in front of the shaping iris
Hood is stated for extraneous light to be prevented to interfere the light projected from the shaping iris.
6. lighting device as claimed in claim 2, which is characterized in that the third lens are set to the opposite holding in position not
The front of two lens become.
7. lighting device as claimed in claim 5, which is characterized in that the lighting device further includes the cylinder of open at both ends,
The iris diaphgram, the shaping iris and the hood may be contained within the front end of the cylinder；The light source is set to
The rear end of the cylinder；The lens group and the integrator are set in the cylinder.
8. lighting device as described in claim 1, which is characterized in that the integrator is bar-shaped integrator.
9. lighting device as claimed in claim 7, which is characterized in that the light source includes light beam generator and is installed in institute
The light conduction beam on light beam generator is stated, the described one end of light conduction beam far from the light beam generator stretches to the cylinder
The rear end of body is opposite with the rear end of the integrator.
10. lighting device as claimed in claim 7, which is characterized in that the integrator can be closer or far from the lens
It is set in the cylinder to group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810007783.4A CN108224235A (en) | 2018-01-04 | 2018-01-04 | Lighting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810007783.4A CN108224235A (en) | 2018-01-04 | 2018-01-04 | Lighting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108224235A true CN108224235A (en) | 2018-06-29 |
Family
ID=62642908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810007783.4A Pending CN108224235A (en) | 2018-01-04 | 2018-01-04 | Lighting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108224235A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2610353Y (en) * | 2003-01-16 | 2004-04-07 | 北京师范大学 | Light projector |
| CN102486404A (en) * | 2010-12-06 | 2012-06-06 | 中国科学院西安光学精密机械研究所 | Ultraviolet low-light stellar magnitude simulation and stellar magnitude calibration system |
| CN102943995A (en) * | 2012-12-03 | 2013-02-27 | 上海理工大学 | Solar simulator optical device with variable radiation surface sizes and variable collimation angles |
| CN103206964A (en) * | 2012-01-16 | 2013-07-17 | 中国科学院西安光学精密机械研究所 | Spectral-weight-tunable weak light magnitude simulation system |
| CN103604443A (en) * | 2013-11-14 | 2014-02-26 | 清华大学 | Starlight simulator |
| JP2014053098A (en) * | 2012-09-05 | 2014-03-20 | Yamashita Denso Kk | Solar simulator |
| CN105841022A (en) * | 2016-03-29 | 2016-08-10 | 上海卫星工程研究所 | Sunlight source xenon lamp simulating system |
-
2018
- 2018-01-04 CN CN201810007783.4A patent/CN108224235A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2610353Y (en) * | 2003-01-16 | 2004-04-07 | 北京师范大学 | Light projector |
| CN102486404A (en) * | 2010-12-06 | 2012-06-06 | 中国科学院西安光学精密机械研究所 | Ultraviolet low-light stellar magnitude simulation and stellar magnitude calibration system |
| CN103206964A (en) * | 2012-01-16 | 2013-07-17 | 中国科学院西安光学精密机械研究所 | Spectral-weight-tunable weak light magnitude simulation system |
| JP2014053098A (en) * | 2012-09-05 | 2014-03-20 | Yamashita Denso Kk | Solar simulator |
| CN102943995A (en) * | 2012-12-03 | 2013-02-27 | 上海理工大学 | Solar simulator optical device with variable radiation surface sizes and variable collimation angles |
| CN103604443A (en) * | 2013-11-14 | 2014-02-26 | 清华大学 | Starlight simulator |
| CN105841022A (en) * | 2016-03-29 | 2016-08-10 | 上海卫星工程研究所 | Sunlight source xenon lamp simulating system |
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| PB01 | Publication | ||
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Application publication date: 20180629 |