CN204554451U - A kind of day blind ultraviolet uniform source of light - Google Patents
A kind of day blind ultraviolet uniform source of light Download PDFInfo
- Publication number
- CN204554451U CN204554451U CN201520228813.6U CN201520228813U CN204554451U CN 204554451 U CN204554451 U CN 204554451U CN 201520228813 U CN201520228813 U CN 201520228813U CN 204554451 U CN204554451 U CN 204554451U
- Authority
- CN
- China
- Prior art keywords
- ultraviolet
- light
- luminescent device
- integrating sphere
- defeated
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model discloses blind ultraviolet uniform source of light of a kind of day, comprise ultraviolet integrating sphere and at least two luminescent devices.Ultraviolet integrating sphere is provided with at least two defeated light inlets and a defeated light-emitting window, and described luminescent device is fixed on the defeated light inlet of ultraviolet integrating sphere by fixture.Luminescent device is the LED of any centre wavelength of day blind ultraviolet band.Luminescent device is used for emitting ultraviolet light, and ultraviolet light enters ultraviolet integrating sphere by defeated light inlet, and ultraviolet integrating sphere is used for exporting after ultraviolet light repeatedly diffuse reflection from defeated light-emitting window.Within this day, blind ultraviolet uniform source of light not only achieves specific non-solar-blind band high life ultraviolet uniform source of light, and can according to the spectral irradiance needs of light source, the LED of the different centre wavelength of flexible configuration or luminous power can realize wavelength splicing, irradiation level accumulation, wave-length coverage is wide, irradiation level is high, adapts to the light source needs of particular job wave band.
Description
Technical field
The utility model relates to blind ultraviolet uniform source of light of a kind of day.
Background technology
In 240-280nm day blind ultraviolet band, ultraviolet imagery spectrometer, ultraviolet-cameras, etc. instrument and equipment research and development safeguard in, need to use uniform ultraviolet source to carry out performance testing evaluation, especially, in simulation space high-energy ultra-violet radiation environmental applications, require high especially to the irradiation level of ultraviolet source.
In a particular application, different ultraviolet imagery spectrometers, UV warming device etc. all have respective operating wavelength range, and its responsiveness and wavelength are closely related, therefore to check the indexs such as the response uniformity of these instruments of assessment or device, need specific spectral irradiance ultraviolet uniform source of light.Adopt gas-discharge lamp associative multiplication bulb separation and optical filter or gas-discharge lamp in conjunction with the implementation of uniform optical illuminator, its scheme life-span is short, uv energy utilization rate is low, export energy also lower, especially can cause under high-energy uniform UV radiation condition that optical filter is aging rapidly even to lose efficacy.
Document " super big dynamic range day blind uv radiation intensity light source " (spectroscopy and spectrum analysis, 32nd volume, 6th phase) report employing gas-discharge lamp (i.e. deuterium lamp), integrating sphere, diaphragm technical scheme, the day blind uv radiation intensity light source realized, but it exports low (the μ W/cm of irradiation level
2level), the life-span short (about 2000h); Document " design of Uniform Irradiation 365nm LED light source and the application in photoetching thereof " (Chinese laser, 39th volume, 4th phase) report employing 365nm ultraviolet LED pointolite array, focus lens group technical scheme, achieve the high (mW/cm of irradiation level
2level) LED area light source, the life-span long (about 20000h), but its scheme adopts single wavelength LED, wavelength is narrower, complex structure, output face uniformity low (about 70%).
Utility model content
In order to solve prior art deficiency, the utility model proposes blind ultraviolet uniform source of light of a kind of day.Within this day, blind ultraviolet uniform source of light needs the LED of the different centre wavelength of flexible configuration to realize wavelength splicing according to spectral irradiance, and flexible configuration LED luminous power realizes high irradiance and evenly exports, and the life-span is long and structure is simple, can adapt to specific non-solar-blind band needs.
The utility model adopts following technical scheme:
A kind of day blind ultraviolet uniform source of light, comprise ultraviolet integrating sphere and at least two luminescent devices, described ultraviolet integrating sphere is provided with at least two defeated light inlets and a defeated light-emitting window, and described luminescent device is fixed on the defeated light inlet of ultraviolet integrating sphere by fixture;
Described luminescent device is used for emitting ultraviolet light, and ultraviolet light enters ultraviolet integrating sphere by defeated light inlet, and ultraviolet integrating sphere is used for evenly exporting after ultraviolet light repeatedly diffuse reflection from defeated light-emitting window.
Preferably, described luminescent device is the LED of any centre wavelength of day blind ultraviolet band.
Preferably, described luminescent device has two, be respectively the first luminescent device and the second luminescent device, the first luminescent device is the LED of power 50mW, centre wavelength 255nm, bandwidth 12nm, and the second luminescent device is the LED of power 50mW, centre wavelength 265nm, bandwidth 12nm;
First luminescent device and the second luminescent device are fixed on the defeated light inlet of difference of ultraviolet integrating sphere respectively by fixture, the ultraviolet light that first luminescent device and the second luminescent device send realizes wavelength splicing, irradiation level accumulation through the diffuse reflection of ultraviolet integrating sphere, is exported the mW/cm of 240-280nm by defeated light-emitting window
2the even light of level radiant illumination ultraviolet.
The Advantageous Effects adopting as above technical scheme to obtain is:
Within this day, blind ultraviolet uniform source of light can realize mW/cm
2level radiant illumination evenly exports, and uniformity is high, structure is simple; According to concrete ultraviolet uniform source of light spectral irradiance requirement, luminescent device can be configured neatly, free of light filter and additional optical, the LED of the different centre wavelength of flexible configuration can realize wavelength splicing, flexible configuration LED quantity or luminous power realize irradiation level accumulation.
Accompanying drawing explanation
Fig. 1 is day blind ultraviolet homogeneous light source structure schematic diagram.
Detailed description of the invention
1 detailed description of the invention of the present utility model is described further by reference to the accompanying drawings:
A kind of day blind ultraviolet uniform source of light, comprise ultraviolet integrating sphere and at least two luminescent devices.Ultraviolet integrating sphere is provided with at least two defeated light inlets and a defeated light-emitting window, and described luminescent device is fixed on the defeated light inlet of ultraviolet integrating sphere by fixture.Luminescent device is the LED of any centre wavelength of day blind ultraviolet band.Luminescent device is used for emitting ultraviolet light, and ultraviolet light enters ultraviolet integrating sphere by defeated light inlet, and ultraviolet integrating sphere is used for evenly exporting after ultraviolet light repeatedly diffuse reflection from defeated light-emitting window.
As shown in Figure 1, luminescent device has two, be respectively the LED that the first luminescent device 1 and the second luminescent device 2, first luminescent device are power 50mW, centre wavelength 255nm, bandwidth 12nm, the second luminescent device is the LED of power 50mW, centre wavelength 265nm, bandwidth 12nm.
First luminescent device is fixed on a defeated light inlet of ultraviolet integrating sphere 5 by the first fixture 3, and the second luminescent device is fixed on another defeated light inlet of ultraviolet integrating sphere respectively by the second fixture 4.The ultraviolet light that first luminescent device and the second luminescent device send realizes wavelength splicing, irradiation level accumulation through the diffuse reflection of ultraviolet integrating sphere, is exported the mW/cm of 240-280nm by defeated light-emitting window 6
2the even light of level radiant illumination ultraviolet.
Within this day, blind ultraviolet uniform source of light not only achieves specific non-solar-blind band high life ultraviolet uniform source of light, and can according to the spectral irradiance needs of light source, the LED of the different centre wavelength of flexible configuration or luminous power can realize wavelength splicing, irradiation level accumulation, wave-length coverage is wide, irradiation level is high, adapts to the light source needs of particular job wave band.
Certainly; more than illustrate and be only preferred embodiment of the present utility model; the utility model is not limited to enumerate above-described embodiment; should be noted that; any those of ordinary skill in the art are under the guidance of this description; made all equivalently to substitute, obvious variant, within the essential scope all dropping on this description, protection of the present utility model ought to be subject to.
Claims (3)
1. one kind day blind ultraviolet uniform source of light, it is characterized in that, comprise ultraviolet integrating sphere and at least two luminescent devices, described ultraviolet integrating sphere is provided with at least two defeated light inlets and a defeated light-emitting window, and described luminescent device is fixed on the defeated light inlet of ultraviolet integrating sphere by fixture;
Described luminescent device is used for emitting ultraviolet light, and ultraviolet light enters ultraviolet integrating sphere by defeated light inlet, and ultraviolet integrating sphere is used for evenly exporting after ultraviolet light repeatedly diffuse reflection from defeated light-emitting window.
2. a kind of day according to claim 1 blind ultraviolet uniform source of light, it is characterized in that, described luminescent device is the LED of any centre wavelength of day blind ultraviolet band or luminous power.
3. a kind of day according to claim 1 blind ultraviolet uniform source of light, it is characterized in that, described luminescent device has two, be respectively the first luminescent device and the second luminescent device, first luminescent device is the LED of power 50mW, centre wavelength 255nm, bandwidth 12nm, and the second luminescent device is the LED of power 50mW, centre wavelength 265nm, bandwidth 12nm;
First luminescent device and the second luminescent device are fixed on the defeated light inlet of difference of ultraviolet integrating sphere respectively by fixture, the ultraviolet light that first luminescent device and the second luminescent device send realizes wavelength splicing, irradiation level accumulation through the diffuse reflection of ultraviolet integrating sphere, is exported the mW/cm of 240-280nm by defeated light-emitting window
2the even light of level radiant illumination ultraviolet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520228813.6U CN204554451U (en) | 2015-04-16 | 2015-04-16 | A kind of day blind ultraviolet uniform source of light |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520228813.6U CN204554451U (en) | 2015-04-16 | 2015-04-16 | A kind of day blind ultraviolet uniform source of light |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204554451U true CN204554451U (en) | 2015-08-12 |
Family
ID=53829558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520228813.6U Expired - Fee Related CN204554451U (en) | 2015-04-16 | 2015-04-16 | A kind of day blind ultraviolet uniform source of light |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204554451U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105628196A (en) * | 2015-12-22 | 2016-06-01 | 中国电子科技集团公司第四十一研究所 | Device and method of testing ultraviolet focal plane array response features |
-
2015
- 2015-04-16 CN CN201520228813.6U patent/CN204554451U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105628196A (en) * | 2015-12-22 | 2016-06-01 | 中国电子科技集团公司第四十一研究所 | Device and method of testing ultraviolet focal plane array response features |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104949953A (en) | Fluorescence excitation light source device and system, as well as fluorescence microscopy imaging system | |
| KR20100080384A (en) | Remote phosphor led illumination system | |
| CZ307024B6 (en) | A light source | |
| US8434881B2 (en) | Solar simulator for flexible solar modules | |
| JP2014075186A (en) | Illumination device | |
| JP6186569B2 (en) | Pseudo-sunlight irradiation device and phosphor powder for the device | |
| JP5497481B2 (en) | Simulated solar irradiation device | |
| EP1605494A3 (en) | Compact germicidal lamp having multiple wavelengths | |
| JP2012078333A (en) | Environmental test apparatus | |
| CN103629574A (en) | Multi-LED combination broadband light source device based on multi-edge reflection cone | |
| CN204554451U (en) | A kind of day blind ultraviolet uniform source of light | |
| WO2009142722A3 (en) | Compact fluorescent light fixtures and related lamp conversion kits and adapters | |
| CN105351790A (en) | Non-compensation all-solid light source type LED solar simulator | |
| RU2380663C1 (en) | Solar radiation simulator | |
| CN103674249A (en) | Fluorescent powder spectrum tester | |
| Chen et al. | Reversible light-modulated photoluminescence from azobenzene-impregnated porous silicon | |
| CN108253370B (en) | Sunlight L ED lighting system | |
| Guan et al. | Design and implementation of LED daylight lamp lighting system | |
| CN103528970A (en) | Light path system in portable near-infrared analyzer | |
| Kirschner et al. | Light emitting diodes (LED) for aqueous light bleaching of paper | |
| CN204945040U (en) | Fluorescence excitation light source Apparatus and system and fluorescence microimaging systems | |
| CN101382264A (en) | LED illuminating apparatus and regulation method for using illumination homogeneity thereof | |
| Jakubowski et al. | Metrological requirements for measurements of circadian radiation | |
| CN109387495A (en) | A kind of double light source photocatalytic reaction devices | |
| JP2008282663A (en) | Light source device and pseudo-sunlight irradiator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150812 Termination date: 20210416 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |