CN204740396U - Optical microscope is with compound series connection LED mixed lighting ware - Google Patents
Optical microscope is with compound series connection LED mixed lighting ware Download PDFInfo
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- CN204740396U CN204740396U CN201520538536.9U CN201520538536U CN204740396U CN 204740396 U CN204740396 U CN 204740396U CN 201520538536 U CN201520538536 U CN 201520538536U CN 204740396 U CN204740396 U CN 204740396U
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Abstract
The utility model discloses an optical microscope is with compound series connection LED mixed lighting ware includes three kinds of monochromatic point sources of ruddiness LED, green glow LED and blue light LED at least, and all monochromatic point source emergent lights pass through optical element and mix the mixed emergent light of formation together, all monochromatic point sources are connected with power control module, and power control module is used for controlling wavelength, colour temperature and the look optical output ratio example of every kind of monochromatic point source to make the mixed emergent light after all monochromatic point sources mix reach required source of illumination characteristic. This mixed lighting ware had both had LED luminous efficacy height, the little advantage of thermal losses, can be close the sunlight spectral characteristic that the illumination needs by furthest again.
Description
Technical field
The utility model relates to microscope illuminator structure to be improved, and is specifically related to the compound series LED mixed lighting device of a kind of optical microscope, for the lighting source of observation by light microscope, belongs to microscopy field.
Background technology
Modern optical microscope bright field illumination electric light source uses halogen bulb usually.Halogen bulb spectral characteristic closely daylight is the principal light source replacing the reflective mirror of reflecting sunlight in optical microscope progress process.
Along with technical progress, lighting source LED of new generation is progressively ripe, has had more application, such as current common school microscope in various brands low and middle-grade optical microscope light source.Compared with Halogen lamp LED, the feature that LED luminescence efficiency is high, thermal losses is little is highly beneficial, also extremely meets the development trend of society saving, reasonable energy utilization.
More common being applied in optical microscope light source has two kinds of LED lamp bead products at present, they are simply substituted into Halogen lamp LED etc. as in the illuminator of light source, see Fig. 1, wherein A is Halogen lamp LED, and B is LED, and a is condenser system, b is object lens, c is eyepiece, and as can be seen here, difference of them is only that light source is different.But this mode is suitable only for low-and-medium-grade products, be applied in the scope such as common teaching, general curative detection, specialty research cannot be met and wait ambit.This is the principle of luminosity due to LED light source, its spectral characteristic is with halogen bulb spectral characteristic or distinct, this difference may be not obvious in simple microscope, but will embody in research grade microscope, cause in experimental result, having more place and conventional light source to show that data exist difference, be difficult to the accreditation obtaining user.
Meanwhile, at present with the fluorescent microscope product that the long LED of monochromatic standing wave is light source, progressively apply within the specific limits.But fluorescent apparatus often uses and organizes module more, be different from mercury lamp light source, the long LED of monochromatic standing wave must support the use with module respective number, and LED light source then needs manual or electronic sensing mechanical device accordingly to realize corresponding conversion, considerably increases structural complexity and cost of products.
Summary of the invention
For prior art above shortcomings, the purpose of this utility model is to provide a kind of optical microscope compound series LED mixed lighting device, this mixed lighting device had both had the advantage that LED luminescence efficiency is high, thermal losses is little, again can farthest close to the spectrum of sunlight characteristic that illumination needs.
To achieve these goals, the technical solution adopted in the utility model is such:
The compound series LED mixed lighting device of optical microscope, at least comprises red-light LED, green light LED and blue-ray LED three kinds of monochromatic sources, and all monochromatic source emergent lights are mixed by optical element and form mixing emergent light; All monochromatic sources are connected with energy supply control module, and energy supply control module, for controlling the wavelength of often kind of monochromatic source, colour temperature and coloured light export ratio, reaches required lighting source characteristic to make all monochromatic sources mixed mixing emergent light.
Described optical element comprises lens and semi-transparent reflective mirror, lens and all monochromatic source one_to_one corresponding, lens form monochromatic emergent light with scioptics before being located at corresponding monochromatic source, wherein a kind of monochromatic emergent light is horizon light, all the other monochromatic emergent lights are the vertical light vertical with horizon light, semi-transparent reflective mirror and vertical light one_to_one corresponding, semi-transparent reflective mirror is located at corresponding vertical light and horizon light intersection, and this semi-transparent reflective mirror is used for the vertical light of correspondence being changed 90 ° to become horizon light and to mix with all horizon lights through this semi-transparent reflective mirror.
All monochromatic sources and optical element are positioned at housing, this housing has the horizontal monochromatic source container cavity be connected as a single entity, horizontal light-guiding pillar container cavity, vertical single color light source container cavity and vertical light-guiding pillar container cavity, wherein a kind of monochromatic source is positioned at horizontal monochromatic source container cavity and is penetrated to make emergent light for horizon light by the horizontal light-guiding pillar being positioned at this monochromatic source dead ahead, it is the vertical light vertical with horizon light that all the other monochromatic sources are positioned at vertical single color light source container cavity to make emergent light, the each monochromatic source being positioned at vertical single color light source container cavity becomes identical with the horizon light direction of the monochromatic source outgoing being positioned at horizontal monochromatic source container cavity respectively by the vertical light turning to light-guiding pillar by self outgoing, turn to light-guiding pillar to be made up of with vertical light-guiding pillar integrated horizontal light-guiding pillar, all horizontal light-guiding pillars are positioned at horizontal light-guiding pillar container cavity, and all vertical light-guiding pillars are positioned at vertical light-guiding pillar container cavity, except horizontal light-guiding pillar foremost, all the other horizontal light-guiding pillar front ends are processed to form 45 ° of inclined-planes, turn to light-guiding pillar outside horizontal light-guiding pillar with vertical light-guiding pillar intersection, be processed as the reflecting slant paralleled with inclined-plane, 45 °, horizontal light-guiding pillar front end, this reflecting slant is processed to form described semi-transparent reflective mirror, what each horizontal light-guiding pillar 45 ° of inclined-planes were adjacent with light path front turns to the reflecting slant of light-guiding pillar to fit together, and lens are positioned on horizontal light-guiding pillar front end face foremost.
All horizontal light-guiding pillars and vertical light-guiding pillar adopt optical glass or organic optical glass material to make.
Often kind of monochromatic source back side is provided with heat radiator, and heat radiator is positioned at the container cavity holding this monochromatic source.
Compared to existing technology, the utility model has following beneficial effect:
1, the utility model is according to white-light spectrum characteristic, in conjunction with optical microscope optical system feature, the multiple color LED light source of reverse mixing, be met the LED light source of high optics microscope request for utilization, LED light source more reasonably, is fully utilized in optical microscope and association area thereof.
2, this compound series LED mixed lighting device can abandon complicated mechanical switch structure, and become optical mode and the conversion of simple circuit control integrator, structure and control are all comparatively simple, and cost is also low.
3, compound series LED hybrid light source can widen the usable range in optical microscope classification, such as medium-to-high grade polarizing microscope, metaloscope, and certain applications at present use the fluorescent microscope of LED light source, and optical means can be utilized to simplify its physical construction.
4, this mixed lighting device had both had the advantage that LED luminescence efficiency is high, thermal losses is little, again can farthest close to the white-light spectrum characteristic that illumination needs.
5, LED light source can simplify original Halogen lamp LED lighting source because the higher radiator structure of the large requirement of thermal value, therefore while optimizing structure, reduces manufacturing cost and difficulty.
Accompanying drawing explanation
Fig. 1-existing LED product (simply replacing Halogen lamp LED) and Halogen lamp LED contrast schematic diagram as light source applications.
Fig. 2-the utility model structural representation.
Fig. 3-the utility model application principle figure.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Sunshine is formed by red, orange, yellow, green, blue, indigo, purple order continuous distribution chromatic spectrum after prism, the utility model is namely according to white light chromatic dispersion principle and primaries pattern principle (RGB color model), the red, green, blue three-color LED light source of certain wavelength and colour temperature is selected to mix, with reverse formation white light, carry out series design, realize required lighting source characteristic.As required, more primary colors kinds (seven kinds of primary colors) even can be used to mix, to realize the user demand on high terminal, LED light source more reasonably, fully be utilized in optical microscope and association area thereof.Specific implementation is described below.
The compound series LED mixed lighting device of the utility model optical microscope, at least comprises red-light LED, green light LED and blue-ray LED three kinds of monochromatic sources, and all monochromatic source emergent lights are mixed by optical element and form mixing emergent light; All monochromatic sources are connected with energy supply control module, energy supply control module is for controlling the wavelength of often kind of monochromatic source, colour temperature and coloured light export ratio, required lighting source characteristic is reached, as common white light or other color of light to make all monochromatic sources mixed mixing emergent light.
See Fig. 2 and Fig. 3, upper as can be seen from figure, described optical element comprises lens 1 and semi-transparent reflective mirror 2, lens 1 and all monochromatic source 3 one_to_one corresponding, lens 1 form monochromatic emergent light with scioptics before being located at corresponding monochromatic source 3, wherein a kind of monochromatic emergent light is horizon light, all the other monochromatic emergent lights are the vertical light vertical with horizon light, semi-transparent reflective mirror 2 and vertical light one_to_one corresponding, semi-transparent reflective mirror 2 is located at corresponding vertical light and horizon light intersection, this semi-transparent reflective mirror 2 is for changing 90 ° to become horizon light and to mix with all horizon lights through this semi-transparent reflective mirror by the vertical light of correspondence.
See Fig. 2, all monochromatic sources 3 and optical element are positioned at housing 13, and housing 13 is fastened by the half right and left of symmetry and formed.This housing 13 has the horizontal monochromatic source container cavity 4 be connected as a single entity, horizontal light-guiding pillar container cavity 5, vertical single color light source container cavity 6 and vertical light-guiding pillar container cavity 7, wherein a kind of monochromatic source 3 is positioned at horizontal monochromatic source container cavity 4 and penetrates to make emergent light for horizon light by the horizontal light-guiding pillar 8 being positioned at this monochromatic source dead ahead, it is the vertical light vertical with horizon light that all the other monochromatic sources 3 are positioned at vertical single color light source container cavity 6 to make emergent light, the each monochromatic source 3 being positioned at vertical single color light source container cavity becomes identical with the horizon light direction of the monochromatic source outgoing being positioned at horizontal monochromatic source container cavity respectively by the vertical light turning to light-guiding pillar by self outgoing, turn to light-guiding pillar to be made up of with vertical light-guiding pillar 9 integrated horizontal light-guiding pillar 8, all horizontal light-guiding pillars 8 are positioned at horizontal light-guiding pillar container cavity 5, and all vertical light-guiding pillars 9 are positioned at vertical light-guiding pillar container cavity 7, except horizontal light-guiding pillar foremost, all the other horizontal light-guiding pillar front ends are processed to form 45 ° of inclined-planes 10, turn to light-guiding pillar outside horizontal light-guiding pillar with vertical light-guiding pillar intersection, be processed as the reflecting slant 11 paralleled with inclined-plane, 45 °, horizontal light-guiding pillar front end, this reflecting slant 11 is processed to form described semi-transparent reflective mirror 2, what each horizontal light-guiding pillar 45 ° of inclined-planes 10 were adjacent with light path front turns to the reflecting slant 11 of light-guiding pillar to fit together, and lens 1 are positioned on horizontal light-guiding pillar 8 front end face foremost.
What Fig. 2 and Fig. 3 reflected is the light (mainly referring to utilize red, green, blue three look synthesize white light, also can be the light of other color certainly as required) that three kinds of monochromatic sources synthesis need.According to use needs, also other monochromatic light can be added, because according to reverse white light chromatic dispersion principle, can by red, orange, yellow, green, blue, indigo, purple seven look monochromatic light synthesize white lights, it increases light source and corresponding supporting light channel structure follows middle monochromatic source structure all fours.But when meeting request for utilization, should be designed to good with " primaries pattern ", i.e. red, green, blue three look, because it is more to be incorporated to primary colors LED light source, structure is more complicated loaded down with trivial details.
All light-guiding pillars (comprising horizontal light-guiding pillar and vertical light-guiding pillar) adopt optical glass or organic optical glass material to make.
In order to improve reliability, be provided with heat radiator 12 at often kind of monochromatic source 3 back side for dispelling the heat to LED, heat radiator 12 is positioned at the container cavity holding this monochromatic source.
The LED light source of general 3 watts far exceeds 20 watts of Halogen lamp LED luminescence efficiencys, close to 30 watts of Halogen lamp LEDs.Medium-to-high grade polarizing microscope, metaloscope and fluorescent microscope use 30 watts of Halogen lamp LEDs at least, need use 50 watts or 100 watts of Halogen lamp LEDs or mercury lamp light source at most.If in fact use LED light source generally can disintegrate certainly 3 to 5, maximum 8 to 10W.This shows, the advantage of LED light source in energy consumption.
The utility model compound series LED mixed lighting device can be used as medium-to-high grade microscope or professional research grade microscope light source uses, cannot result of use be met to make up common LED lamp simple application, and solve the high damage of high power light source in the past, poor efficiency, defect that thermal value is large.
The microscope using multiple color filter is needed for some, in reasonable terms situation, also can use compound series LED mixed lighting device.Such as reflect metaloscope generally with many color filters conversion equipment, need toggle lights color to use.
What finally illustrate is, above embodiment is only in order to illustrate the technical solution of the utility model and unrestricted, although be described in detail the utility model with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify to the technical solution of the utility model or equivalent replacement, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of right of the present utility model.
Claims (5)
1. the compound series LED mixed lighting device of optical microscope, is characterized in that: at least comprise red-light LED, green light LED and blue-ray LED three kinds of monochromatic sources, and all monochromatic source emergent lights are mixed by optical element and form mixing emergent light; All monochromatic sources are connected with energy supply control module, and energy supply control module, for controlling the wavelength of often kind of monochromatic source, colour temperature and coloured light export ratio, reaches required lighting source characteristic to make all monochromatic sources mixed mixing emergent light.
2. the compound series LED mixed lighting device of optical microscope according to claim 1, it is characterized in that: described optical element comprises lens and semi-transparent reflective mirror, lens and all monochromatic source one_to_one corresponding, lens form monochromatic emergent light with scioptics before being located at corresponding monochromatic source, wherein a kind of monochromatic emergent light is horizon light, all the other monochromatic emergent lights are the vertical light vertical with horizon light, semi-transparent reflective mirror and vertical light one_to_one corresponding, semi-transparent reflective mirror is located at corresponding vertical light and horizon light intersection, this semi-transparent reflective mirror is used for the vertical light of correspondence being changed 90 ° to become horizon light and to mix with all horizon lights through this semi-transparent reflective mirror.
3. the compound series LED mixed lighting device of optical microscope according to claim 2, it is characterized in that: all monochromatic sources and optical element are positioned at housing, this housing has the horizontal monochromatic source container cavity be connected as a single entity, horizontal light-guiding pillar container cavity, vertical single color light source container cavity and vertical light-guiding pillar container cavity, wherein a kind of monochromatic source is positioned at horizontal monochromatic source container cavity and is penetrated to make emergent light for horizon light by the horizontal light-guiding pillar being positioned at this monochromatic source dead ahead, it is the vertical light vertical with horizon light that all the other monochromatic sources are positioned at vertical single color light source container cavity to make emergent light, the each monochromatic source being positioned at vertical single color light source container cavity becomes identical with the horizon light direction of the monochromatic source outgoing being positioned at horizontal monochromatic source container cavity respectively by the vertical light turning to light-guiding pillar by self outgoing, turn to light-guiding pillar to be made up of with vertical light-guiding pillar integrated horizontal light-guiding pillar, all horizontal light-guiding pillars are positioned at horizontal light-guiding pillar container cavity, and all vertical light-guiding pillars are positioned at vertical light-guiding pillar container cavity, except horizontal light-guiding pillar foremost, all the other horizontal light-guiding pillar front ends are processed to form 45 ° of inclined-planes, turn to light-guiding pillar outside horizontal light-guiding pillar with vertical light-guiding pillar intersection, be processed as the reflecting slant paralleled with inclined-plane, 45 °, horizontal light-guiding pillar front end, this reflecting slant is processed to form described semi-transparent reflective mirror, what each horizontal light-guiding pillar 45 ° of inclined-planes were adjacent with light path front turns to the reflecting slant of light-guiding pillar to fit together, and lens are positioned on horizontal light-guiding pillar front end face foremost.
4. the compound series LED mixed lighting device of optical microscope according to claim 3, is characterized in that: all horizontal light-guiding pillars and vertical light-guiding pillar adopt optical glass or organic optical glass material to make.
5. the compound series LED mixed lighting device of optical microscope according to claim 3, is characterized in that: often kind of monochromatic source back side is provided with heat radiator, and heat radiator is positioned at the container cavity holding this monochromatic source.
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| CN201520538536.9U CN204740396U (en) | 2015-07-23 | 2015-07-23 | Optical microscope is with compound series connection LED mixed lighting ware |
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| CN201520538536.9U CN204740396U (en) | 2015-07-23 | 2015-07-23 | Optical microscope is with compound series connection LED mixed lighting ware |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104965301A (en) * | 2015-07-23 | 2015-10-07 | 重庆奥特光学仪器有限责任公司 | Compound-type serial LED mixed illuminator for optical microscope |
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- 2015-07-23 CN CN201520538536.9U patent/CN204740396U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104965301A (en) * | 2015-07-23 | 2015-10-07 | 重庆奥特光学仪器有限责任公司 | Compound-type serial LED mixed illuminator for optical microscope |
| CN104965301B (en) * | 2015-07-23 | 2017-11-21 | 重庆奥特光学仪器有限责任公司 | A kind of compound series LED mixed lighting device of light microscope |
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