CN204241187U - Light emitting diode divides optical detection device - Google Patents
Light emitting diode divides optical detection device Download PDFInfo
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- CN204241187U CN204241187U CN201420653699.7U CN201420653699U CN204241187U CN 204241187 U CN204241187 U CN 204241187U CN 201420653699 U CN201420653699 U CN 201420653699U CN 204241187 U CN204241187 U CN 204241187U
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Abstract
The utility model provides a kind of light emitting diode to divide optical detection device, comprises spectrum groupware, spectrograph interface assembly and brightness detection components.Spectrograph interface assembly and brightness detection components are removably installed in spectrum groupware respectively.Light emitting diode energising excites the incident beam of generation to be incident to the spectroscope of spectrum groupware by the first through chamber of the first Connection Block, even for incident beam light splitting is two bundle outgoing beams by the spectroscope of spectrum groupware, and two bundle outgoing beams are incident to respectively by the first through chamber of the first Connection Block of spectrum groupware and the second through chamber of the second Connection Block spectrograph interface assembly and the brightness detection components that light emitting diode divides optical detection device.
Description
Technical field
The utility model relates to a kind of light emitting diode light parameter detection device, belong to LED test apparatus field, particularly relate to a kind of light emitting diode and divide optical detection device, light emitting diode light beam, through spectroscope light splitting, detects optical parameter by spectrometer and brightness detection components respectively.
Background technology
Along with the production technology of light emitting diode (light-emitting diode, LED) is ripe gradually, manufacturing cost reduces gradually, and light emitting diode application is more and more extensive.Light emitting diode is compared to conventional light source, and as incandescent lamp, light emitting diode has the advantages such as integrated level is high, energy conversion efficiency is high, failure rate is low, shock resistance, wide input voltage range.Equal light intensity, the power of light emitting diode is much smaller than the power of incandescent lamp.On the other hand, along with socio-economic development, modern has had higher requirement to quality of the life, more and more higher to the requirement of light fixture, adopts light emitting diode to replace conventional lamp, as incandescent lamp, fluorescent light, even more original kerosene lamp, candle etc., equal illumination intensity and illumination zone, light emitting diode can save the considerable energy, reduce energy dissipation, Long-Time Service can save considerable cost.
Light emitting diode is made up of PN junction in essence, there is unilateral conduction, when forward voltage drop is connected at the two poles of the earth of diode of giving out light, the free electron excited and hole-recombination, simultaneously external with form of light waves emittance, be macroscopically luminous energy by electric energy conversion, the transformation efficiency of light emitting diode is high simultaneously, free electron and hole in conjunction with time only have a small amount of electric energy conversion to be heat energy dissipation, most electric energy is all converted into luminous energy, to the monochromatic light of external radiation different wave length.
Light emitting diode is in links such as production sampling observation and quality inspections, the photoelectric parameter of light emitting diode need be detected, wherein, electrical quantity comprises the parameter such as forward voltage drop, breakdown reverse voltage, leakage current of light emitting diode, and optical parameter comprises the parameters such as predominant wavelength, peak wavelength, half-wave are wide, brightness.It should be noted that, existing LED test equipment, at optical parameter detection, the luminance parameter of light emitting diode needs to be detected by special brightness detection components, all the other optical parameters, the parameter such as wide in predominant wavelength, peak wavelength, half-wave is detected by spectrometer.
On the one hand, because the brightness detection components for sensed luminance parameter is disturbed mutually with existing for the spectrometer detecting all the other optical parameters, the light beam of light emitting diode must distinguish sensed luminance parameter and other parameters, in other words, the light beam of light emitting diode must be two light beams via spectroscope light splitting, detects the optical parameters such as the luminance parameter of light emitting diode light beam and predominant wavelength, peak wavelength, half-wave be wide respectively by brightness detection components and spectrometer.
Because Fiber connection can not angle and curved, brightness detection components and the spectrometer installation site of conventional light emitting diodes testing apparatus are fixed, because the fiber position of different probe platform (Prober) is different, there is optical fiber and introduce two kinds of common schemas from probe station lateral leadin and end face.When optical fiber is from certain common probe station lateral leadin, but spectrometer is installed on the end face of LED test equipment, optical fiber due to total reflection characteristic cannot in short distance angle and curved, otherwise the excessive optical fiber of curvature very easily causes luminous flux to reveal and decay, therefore, the while that traditional LED test equipment cannot meeting, detection fiber is introduced from the side and is introduced two kinds of patterns with optical fiber from end face.
Utility model content
Fundamental purpose of the present utility model is to provide a kind of light emitting diode to divide optical detection device, and light emitting diode divides the brightness detection components of optical detection device and the installation site of spectrograph interface assembly to exchange.
Another object of the present utility model is to provide a kind of light emitting diode to divide optical detection device, light emitting diode excites the light beam light splitting of generation to be two light beams, detects the optical parameters such as the luminance parameter of light emitting diode light beam and predominant wavelength, peak wavelength, half-wave be wide respectively by brightness detection components and spectrometer.
Another object of the present utility model is to provide a kind of light emitting diode to divide optical detection device, light emitting diode excites the light beam of generation to be two light beams via spectroscope light splitting, detects the optical parameters such as the luminance parameter of light emitting diode light beam and predominant wavelength, peak wavelength, half-wave be wide respectively by brightness detection components and spectrometer.
Another object of the present utility model is to provide a kind of light emitting diode to divide optical detection device, and light emitting diode excites the light beam of generation via the even light splitting of spectroscope, and two light beams does not interfere with each other, and improves optical parameter and detects stability.
Another object of the present utility model is to provide a kind of light emitting diode to divide optical detection device, and fine-tuning light emitting diode divides optical detection device Relative vertical or is parallel to the position of probe station, is convenient to aim at hot spot.
Another object of the present utility model is to provide a kind of light emitting diode to divide optical detection device, light emitting diode divides the pedestal of optical detection device can be fixed on the different position of probe station by the first pilot hole, be convenient to fine setting pedestal opposing parallel in the position of probe station, be convenient to aim at hot spot.
Another object of the present utility model is to provide a kind of light emitting diode to divide optical detection device, light emitting diode divides the first Connection Block of optical detection device can be fixed on the different right position of pedestal by the second locating slot, be convenient to the position that fine setting first Connection Block is relatively orthogonal to probe station, be convenient to aim at hot spot.
Another object of the present utility model is to provide a kind of light emitting diode to divide optical detection device, the angle that light emitting diode divides the spectroscope of optical detection device and surface level to be formed is 45 °, and being convenient to spectroscope is the orthogonal light beam of two bundles by the light splitting of light emitting diode light beam.
Another object of the present utility model is to provide a kind of light emitting diode to divide optical detection device, light emitting diode divides the spectroscope of optical detection device to be connected to spectroscope trimming part, the angle that the fine-tuning spectroscope of spectroscope trimming part and surface level are formed, angle is accurately controlled in 45 °, and spectroscope trimming part can compensate the small angle that light emitting diode divides optical detection device and surface level to be formed.
Another object of the present utility model is to provide a kind of light emitting diode to divide optical detection device, light emitting diode divides the spectrograph interface assembly of optical detection device to be connected to spectrometer further, detects the optical parameters such as the predominant wavelength of light emitting diode light beam, peak wavelength, half-wave be wide by spectrometer.
Another object of the present utility model is to provide a kind of light emitting diode to divide optical detection device, light emitting diode divides the spectrograph interface assembly of optical detection device to comprise light decay portion, light emitting diode light beam is by the light decay sheet of differential declines degree, adjustable enters the luminous energy size of spectrometer, prevents spectrometer to be in state of saturation.
Another object of the present utility model is to provide a kind of light emitting diode to divide optical detection device, light emitting diode divides the spectrograph interface assembly of optical detection device to comprise adjusting portion, the slide block adjustment hot spot focal length of fine setting adjusting portion, is convenient to optical fiber head fine setting to light spot focus place.
Another object of the present utility model is to provide a kind of light emitting diode to divide optical detection device, and light emitting diode divides the brightness detection components of optical detection device can be detected the luminance parameter of light emitting diode light beam by the luminance sensor of photometric measurer.
Another object of the present utility model is to provide a kind of light emitting diode to divide optical detection device, and light emitting diode divides the brightness detection components of optical detection device to comprise filter unit, and the optical filtering of filter unit can filter the light of different wave length, is convenient to the brightness of determined wavelength light.
For realizing above object of the present utility model, light emitting diode divides optical detection device at least to comprise:
One spectrum groupware, spectrum groupware comprises one first Connection Block, one second Connection Block and a spectroscope, the side of the first Connection Block is provided with one first mounting groove, the end face of the second Connection Block is provided with one second mounting groove, the specification of the first mounting groove is identical with the second mounting groove, first Connection Block is integrally connected to the second Connection Block, spectroscope is embedded in the first Connection Block and the second Connection Block, first Connection Block and the second Connection Block are supported in spectroscope, and it is two bundle outgoing beams that light emitting diode is led to the even light splitting of an electrically excited incident beam by spectroscope;
One spectrograph interface assembly, spectrograph interface assembly is removably connected to the first mounting groove of the first Connection Block or the second mounting groove of the second Connection Block, detects by the spectrometer being connected to spectrograph interface assembly further the optical parameter being incident in the outgoing beam of spectrograph interface assembly; With
One brightness detection components, brightness detection components is removably corresponding is connected to the second mounting groove of the second Connection Block or the first mounting groove of the first Connection Block, brightness detection components comprises a photometric measurer, is detected the luminance parameter being incident in the outgoing beam of brightness detection components by photometric measurer.
Accompanying drawing explanation
Fig. 1 is the skeleton view according to a preferred embodiment of the present utility model.
Fig. 2 is the decomposition explosion figure according to a preferred embodiment of the present utility model.
Fig. 3 is the schematic diagram according to a preferred embodiment of the present utility model.
Fig. 4 A and Fig. 4 B is the cut-open view of the spectrum groupware according to a preferred embodiment of the present utility model.
Fig. 5 is the skeleton view according to a preferred embodiment of the present utility model.
Fig. 6 A is the skeleton view of the variant embodiment according to a preferred embodiment of the present utility model.
Fig. 6 B is the schematic diagram of the variant embodiment according to a preferred embodiment of the present utility model.
Embodiment
Below describe and realize the utility model for disclosing the utility model to enable those skilled in the art.Preferred embodiment in below describing only as an example, it may occur to persons skilled in the art that other apparent modification.The ultimate principle of the present utility model defined in the following description can be applied to other embodiments, deformation program, improvement project, equivalent and not deviate from the other technologies scheme of spirit and scope of the present utility model.
According to a preferred embodiment of the present utility model, as shown in Figure 1, light emitting diode divides optical detection device to comprise spectrum groupware 10, spectrograph interface assembly 20 and a brightness detection components 30.Wherein, spectrograph interface assembly 20 and brightness detection components 30 are removably connected to spectrum groupware 10 respectively, and light emitting diode is fixedly installed in probe station, and light emitting diode is electrically connected on external power source, ensure that light emitting diode is luminous continually and steadily.Light emitting diode can excite the even light splitting of the outgoing beam of generation to be two bundle incident beams by spectrum groupware 10, a branch of incident beam is incident in spectrograph interface assembly 20, the optical parameters such as the predominant wavelength of light beam, peak wavelength, half-wave be wide are detected by the spectrometer being removably connected to spectrograph interface assembly 20 further, another bundle incident beam is incident in brightness detection components 30, is detected the luminance parameter of light beam by brightness detection components 30.
It is worth mentioning that, as shown in Figure 2, light emitting diode divides the brightness detection components 30 of optical detection device to be removably connected to the end face of spectrum groupware 10, light emitting diode divides the spectrograph interface assembly 20 of optical detection device to be removably connected to the side of spectrum groupware 10, is detected luminance parameter and other optical parameters of incident beam by brightness detection components 30 and spectrograph interface assembly 20 respectively.As shown in Figure 2, light emitting diode divides the spectrograph interface assembly 20 of optical detection device to be removably connected to the end face of spectrum groupware 10, light emitting diode divides the brightness detection components 30 of optical detection device to be removably connected to the side of spectrum groupware 10, is also detected luminance parameter and other optical parameters of incident beam respectively by brightness detection components 30 and spectrograph interface assembly 20.In other words, light emitting diode divides the brightness detection components 30 of optical detection device and spectrograph interface assembly 20 to be removably connected to end face and the side of spectrum groupware 10 respectively.That is, light emitting diode divides that the brightness detection components 30 of optical detection device is removably connected to the end face of spectrum groupware 10 and light emitting diode divides the spectrograph interface assembly 20 of optical detection device to be removably connected to the side of spectrum groupware 10, on the other hand, light emitting diode divides that the brightness detection components 30 of optical detection device is removably connected to the side of spectrum groupware 10 and light emitting diode divides the spectrograph interface assembly 20 of optical detection device to be removably connected to the end face of spectrum groupware 10.Mean that light emitting diode divides the spectrograph interface assembly 20 of optical detection device and the interchanging positions of brightness detection components 30, be convenient to spectrograph interface assembly 20 and mate the optical fiber that probe station is located at end face or side.
Concrete, spectrum groupware 10 comprises one first Connection Block 11,1 second Connection Block 12, spectroscope 13 and a pedestal 14, as shown in Fig. 4 A, Fig. 4 B.Second Connection Block 12 of spectrum groupware 10 is removably connected to the first Connection Block 11 of spectrum groupware 10, and the first Connection Block 11 of spectrum groupware 10 supports the second Connection Block 12 of spectrum groupware 10.First Connection Block 11 of spectrum groupware 10 is removably connected to the pedestal 14 of spectrum groupware 10, and the pedestal 14 of spectrum groupware 10 supports the first Connection Block 11 of spectrum groupware 10.The pedestal 14 of spectrum groupware 10 is removably connected to probe station.The spectroscope 13 of spectrum groupware 10 is embedded in spectrum groupware 10, the outgoing beam of light emitting diode is two bundle incident beams via spectroscope 13 light splitting of spectrum groupware 10, a branch of incident beam is incident in spectrograph interface assembly 20, the optical parameter of light beam is detected by the spectrometer being removably connected to spectrograph interface assembly 20 further, another bundle incident beam is incident in brightness detection components 30, is detected the luminance parameter of light beam by brightness detection components 30.
It is worth mentioning that, as shown in Figure 3, even for the outgoing beam of light emitting diode light splitting can be two bundle incident beams by the spectroscope 13 being embedded in spectrum groupware 10, two bundle incident beams do not interfere with each other, accuracy and stability that the spectrometer being connected to spectrograph interface assembly 20 detects the optical parameters such as predominant wavelength, peak wavelength, half-wave be wide can be improved, also can improve accuracy and the stability of brightness detection components 30 sensed luminance parameter simultaneously.
Concrete, the pedestal 14 of spectrum groupware 10 is provided with multiple first pilot hole 141, first pilot hole 141 and runs through pedestal 14, by the first pilot hole 141, the pedestal 14 of spectrum groupware 10 is removably installed in probe station by securing member.Preferably, the pedestal 14 of spectrum groupware 10 is provided with two group of first pilot hole 141, and often group is provided with two the first pilot holes 141, often organizes the both sides being parallel to probe station that pedestal 14 is located at respectively by the first pilot hole 141.It is worth mentioning that, fine-tuning securing member embeds the position being fixed on the first pilot hole 141 of pedestal 14, and that is, the width of the first pilot hole 141 equals or is slightly longer than the diameter of securing member, and the length of the first pilot hole 141 is longer than the diameter of securing member.The position of the first pilot hole 141 of pedestal 14 is fixed in the fine-tuning embedding of user, be convenient to user adjust light emitting diode and divide optical detection device opposing parallel in the position of probe station, be convenient to finely tune the opposing parallel position in probe station of pedestal 14 of spectrum groupware 10 and aim at hot spot.
Concrete, the pedestal 14 of spectrum groupware 10 is provided with multiple second locating slot 142, by the second locating slot 142, first Connection Block 11 of spectrum groupware 10 is removably installed in the pedestal 14 of spectrum groupware 10 by securing member.Preferably, the pedestal 14 of spectrum groupware 10 is provided with two group of second locating slot 142, and often group is provided with two the second locating slots 142, often organizes the both sides perpendicular to probe station that pedestal 14 is located at respectively by the second locating slot 142.One end of securing member is embedded in the second locating slot 141 of the pedestal 14 of spectrum groupware 10, and another degree of securing member is fixedly connected on the first Connection Block 11 of spectrum groupware 10.It is worth mentioning that, fine-tuning securing member embeds the position being fixed on the second locating slot 142 of pedestal 14, and that is, the width of the second locating slot 142 equals or is slightly longer than the diameter of securing member, and the length of the second locating slot 142 is longer than the diameter of securing member.The position of the second locating slot 142 of pedestal 14 is fixed in the fine-tuning embedding of user, be convenient to user adjust light emitting diode and divide optical detection device to be relatively orthogonal to the position of probe station, the first Connection Block 11 being convenient to finely tune spectrum groupware 10 is relatively orthogonal to the position of probe station and aims at hot spot.
Concrete, first Connection Block 11 of spectrum groupware 10 is provided with multiple first link slot 113, second Connection Block 12 of spectrum groupware 10 is provided with multiple second connecting hole 123, first link slot 113 one_to_one corresponding of the first Connection Block 11 of spectrum groupware 10 in the second connecting hole 123 of the second Connection Block 12 of spectrum groupware 10, as shown in Figure 2.Preferably, the first link slot 113 of the first Connection Block 11 is located at the first Connection Block 11 end face side respectively, and the second connecting hole 123 of the second Connection Block 12 is located at the side of the second Connection Block 12 relative to the first Connection Block 11 end face.Securing member is through the second connecting hole 123 being connected to the second Connection Block 12 respectively, securing member is fixedly connected on the first link slot 113 of the first Connection Block 11 further, make the second Connection Block 12 secure fit of spectrum groupware 10 in the first Connection Block 11 of spectrum groupware 10, make the first Connection Block 11 of spectrum groupware 10 integrally be connected to the second Connection Block 12 of spectrum groupware 10.
Concrete, the first Connection Block 11 of spectrum groupware 10 is provided with one, and to be relatively orthogonal to the first through chamber 112 and of probe station opposing parallel in the 3rd through chamber 116 of probe station, and wherein, the first through chamber 112 vertically runs through the pedestal 14 of spectrum groupware 10 further.The end face of the first Connection Block 11 of spectrum groupware 10 is provided with one first light splitting groove 114, and the spectroscope 13 of spectrum groupware 10 partly can be embedded in the first light splitting groove 114 of the first Connection Block 11 end face just.The side of the first Connection Block 11 of spectrum groupware 10 is provided with one first mounting groove 115.Wherein, first through chamber 112 of the first Connection Block 11 runs through the first light splitting groove 114 being located at the first Connection Block 11 end face and the light beam incidence end being located at pedestal 14 respectively, and the 3rd through chamber 116 of the first Connection Block 11 runs through the first light splitting groove 114 of the first Connection Block 11 end face and the first mounting groove 115 of the first Connection Block 11 side respectively.Concrete, the second Connection Block 12 of spectrum groupware 10 is provided with the second through chamber 122 that is relatively orthogonal to probe station.The bottom surface of the second Connection Block 12 of spectrum groupware 10 is provided with one second light splitting groove 124, and the spectroscope 13 of spectrum groupware 10 partly can be embedded in the second light splitting groove 124 of the second Connection Block 12 bottom surface just.The end face of the second Connection Block 12 of spectrum groupware 10 is provided with one second mounting groove 125.Wherein, second of the second Connection Block 12 the through chamber 122 runs through the second light splitting groove 124 of the second Connection Block 12 bottom surface respectively and is located at the second mounting groove 125 of the second Connection Block 12 end face.As shown in Figure 4 A and 4 B shown in FIG., the first light splitting groove 114 of the first Connection Block 11 and the second light splitting groove 124 of the second Connection Block 12 form a spectroscope host cavity, and the spectroscope 13 of spectrum groupware 10 can be embedded in spectroscope host cavity just.Light emitting diode light beam is via the incident first through chamber 112 of light beam incidence end of pedestal 14, the outgoing beam of light emitting diode is two bundle incident beams by the even light splitting of the spectroscope 13 being contained in spectroscope host cavity, a branch of incident beam is incident in the 3rd through chamber 116 of the first Connection Block 11, on the other hand, another bundle incident beam is incident in the second through chamber 122 of the second Connection Block 12.As shown in Fig. 1 or Fig. 5, spectrograph interface assembly 20 is embedded is installed on the first mounting groove 115 of the first Connection Block 11 or the second mounting groove 125 of the second Connection Block 12, accordingly, brightness detection components 30 is embedded is installed on the second mounting groove 125 of the second Connection Block 12 or the first mounting groove 115 of the first Connection Block 11.
It is worth mentioning that, the first mounting groove 115 inwall of the first Connection Block 11 is provided with internal thread further, and brightness detection components 30 or spectrograph interface assembly 20 are threaded connection the first mounting groove 115 that method is connected to the first Connection Block 11; Second mounting groove 125 inwall of the second Connection Block 12 is provided with internal thread further, and brightness detection components 30 or spectrograph interface assembly 20 are threaded connection the second mounting groove 125 that method is connected to the second Connection Block 12.
The spectroscope 13 of spectrum groupware 10 is embedded in the spectroscope host cavity of the first light splitting groove 114 of the first Connection Block 11 and the second light splitting groove 124 formation of the second Connection Block 12, as shown in Figure 3.It is worth mentioning that, the spectroscope host cavity that first light splitting groove 114 of the first Connection Block 11 and the second light splitting groove 124 of the second Connection Block 12 are formed and the angle that surface level is formed are 45 °, make light emitting diode light beam via the first through chamber 112 of incident first Connection Block 11 of light beam incidence end of pedestal 14, light beam is incident to the spectroscope 13 being located at spectroscope host cavity, it is two bundle incident beams that outgoing beam is divided equally light splitting by spectroscope 13, because spectroscope 13 and the angle of surface level are 45 °, outgoing beam is divided into two bundle incident beams by spectroscope 13, two bundle incident beams are mutually vertical, wherein, a branch of incident beam incident parallel is in the first through chamber 112 of the first Connection Block 11 of surface level, another incident second through chamber 122 perpendicular to the second Connection Block 12 of surface level of bundle incident beam.Because spectroscope 13 and the angle of surface level remain 45 °, thus guarantee that two bundle incident beams are vertical and be parallel to surface level respectively, guarantee that incident beam is accurately incident in spectrograph interface assembly 20 and brightness detection components 30.
Light emitting diode divides the spectrograph interface assembly 20 of optical detection device to comprise a lens section 21, and lens section 21 is built in spectrograph interface assembly 20, and lens section 21 comprises at least one condenser lens 211.A branch of incident beam that the outgoing beam of light emitting diode is formed through spectroscope 13 light splitting is incident in spectrograph interface assembly 20, incident beam converges formation outgoing beam focus via the lens section 21 of spectrograph interface assembly 20, received by the spectrometer being connected to spectrograph interface assembly 20 further and analyze incident beam, preferably, incident beam is received by the optical fiber head of spectrometer and by optical parameters such as the predominant wavelength of spectrometer analysis incident beam, peak wavelength, half-wave are wide.
Spectrograph interface assembly 20 comprises an adjusting portion 22 further, and adjusting portion 22 comprises a slide block and a slide rail, and the slide block of adjusting portion 22 and slide rail are built in spectrograph interface assembly 20.The slide block of adjusting portion 22 is connected to slide rail slidably, the slide block of adjusting portion 22 is connected to the optical fiber of spectrometer, the position of slide rail is installed on by the slide block adjusting adjusting portion 22, drive the position of the optical fiber of adjustment spectrometer, make the optical fiber head of spectrometer be adjusted to the focus place of condenser lens 211, receive incident beam by the optical fiber head of spectrometer and by optical parameters such as the predominant wavelength of spectrometer analysis incident beam, peak wavelength, half-wave are wide.
Spectrograph interface assembly 20 comprises a light decay portion 23 further, and light decay portion 23 comprises multiple light decay sheet 231, and the attenuation degree of each light decay sheet 231 is different.The light decay portion 23 of spectrograph interface assembly 20 is located between the condenser lens 211 of adjusting portion 22 and the second mounting groove 125 of the second Connection Block 12.Outgoing beam is incident in the light decay sheet 231 in light decay portion 23 via a branch of incident beam that spectroscope 13 light splitting is formed, luminous energy size during adjustment incident beam entrance lens portion 21, prevent the spectrometer being connected to spectrograph interface assembly 20 further from entering state of saturation, reduce accuracy and stability that spectrometer detects the optical parameter of incident beam.
Light emitting diode divides the brightness detection components 30 of optical detection device to comprise a photometric measurer 31, and photometric measurer 31 is built in brightness detection components 30, and photometric measurer 31 comprises a luminance sensor 311.A branch of incident beam that the outgoing beam of light emitting diode is formed through spectroscope 13 light splitting is incident in brightness detection components 30, concrete, incident beam is incident in the photometric measurer 31 being built in brightness detection components 30, the luminance parameter of incident beam is detected by photometric measurer 31, preferably, the luminance parameter of incident beam is detected by the luminance sensor 311 of photometric measurer 31.It is worth mentioning that, light emitting diode divides the brightness detection components 30 of optical detection device to comprise a filter unit 32 further, filter unit 32 is located between photometric measurer 31 and the first mounting groove 115 of the first Connection Block 11, filter unit 32 is removably built in brightness detection components 30, and filter unit 32 comprises at least one optical filtering 321.Light emitting diode light beam is incident in the filter unit 32 of brightness detection components 30 through a branch of incident beam that spectroscope 13 light splitting is formed, the light of one or more specific wavelengths is filtered by filter unit 32, the incident beam be not filtered is incident in the photometric measurer 31 of brightness detection components 30 further, thus detects the luminance parameter of the light of one or more specific wavelengths.What be worth one is, light emitting diode divides the brightness detection components 30 of optical detection device to comprise a transport part 33 further, transport part 33 comprises a bnc interface 331, the luminance parameter of incident beam is converted into electric signal by the luminance sensor 311 of photometric measurer 31 by light signal, and the electric signal of the luminance parameter of incident beam transfers to external unit by the bnc interface of transport part 33 further.
What be worth one is, the spectroscope 13 of spectrum groupware 10 is partly instead partly penetrate lens, the even light splitting of outgoing beam that light emitting diode can excite by half spectroscope 13 instead partly penetrating lens is two bundle incident beams, a branch of incident beam is reflected to form by the spectroscope 13 that half instead partly penetrates, and another bundle incident beam is formed by spectroscope 13 transmission that half instead partly penetrates.The angle that spectroscope 13 and surface level are formed is 45 °, and two bundle incident beams are mutually vertical, are incident in the second through chamber 122 and the 3rd through chamber 116 respectively.
According to a preferred embodiment of the present invention, light emitting diode divides the brightness detection components 30 of optical detection device and spectrograph interface assembly 20 to be removably connected to spectrum groupware 10 respectively.As shown in Figure 5, light emitting diode divides the brightness detection components 30 of optical detection device to be removably connected to the second mounting groove 125 of the second Connection Block 12, and light emitting diode divides the spectrograph interface assembly 20 of optical detection device to be removably connected to the first mounting groove 115 of the first Connection Block 11.It is worth mentioning that, first mounting groove 115 inwall of the first Connection Block 11 is provided with internal thread further, spectrograph interface assembly 20 is threaded connection the first mounting groove 115 that method is connected to the first Connection Block 11, second mounting groove 125 inwall of the second Connection Block 12 is provided with internal thread further, and brightness detection components 30 is threaded connection the second mounting groove 125 that method is connected to the second Connection Block 12.Light emitting diode energising excites the outgoing beam of generation to be incident in the first through chamber 112 of the first Connection Block 11 via the light beam incidence end of pedestal 14, via the spectroscope 13 evenly light splitting formation two bundle incident beams of spectrum groupware 10, a branch of incident beam is incident in the 3rd through chamber 116 of the first Connection Block 11, incident beam is incident in the spectrograph interface assembly 20 being installed on the first Connection Block 11 further, accepted by spectrometer further and analyze the predominant wavelength of irradiating light beam, peak wavelength, the optical parameters such as half-wave is wide, on the other hand, another bundle incident beam that the equal light splitting of 13 points, spectroscope is formed is incident in the second through chamber 122 of the second Connection Block 12, incident beam is incident in the brightness detection components 30 being installed on the second Connection Block 12 further, the luminance parameter of incident beam is detected by the photometric measurer 31 of brightness detection components 30.It is worth mentioning that, because light emitting diode divides the brightness detection components 30 of optical detection device to be removably connected to the second mounting groove 125 of the second Connection Block 12, light emitting diode divides the spectrograph interface assembly 20 of optical detection device to be removably connected to the first mounting groove 115 of the first Connection Block 11, and the optical fiber being applicable to spectrometer is arranged at the situation that light emitting diode divides the side of optical detection device.
Variant embodiment according to a preferred embodiment of the present invention, as shown in Figure 6 A and 6 B, first light splitting groove 114 of the first Connection Block 11 and the second light splitting groove 124 of the second Connection Block 12 form a spectroscope host cavity, the spectroscope 13 of spectrum groupware 10 is rotatably built-in is installed on spectroscope host cavity, and spectroscope is connected to a spectroscope trimming part 131 further.Spectroscope trimming part 131 one end is connected to the spectroscope 13 being built in spectroscope host cavity, spectrum groupware 10 is located at outside the other end of spectroscope trimming part 131, spectroscope trimming part 131 comprises a knob further, user is built in the spectroscope 13 of spectroscope host cavity by adjusting knob and then fine setting, thus the angle angle that adjustment spectroscope 13 is formed with surface level.
What be worth one is, because light emitting diode divides the plane at pedestal 14 place of optical detection device not to be parallel to surface level completely, control the planar shaped angle at 45 ° at spectroscope 13 and pedestal 14 place, can not guarantee that the angle that spectroscope 13 and surface level are formed accurately controls to be 45 °, thus affect the shooting angle of the two bundle incident beams that spectroscope 13 light splitting is formed, and then impact is incident in the light-inletting quantity of spectrograph interface assembly 20 and brightness detection components 30, thus affect accuracy and the stability of optical parameter.Therefore, the angle of inclination of the fine-tuning spectroscope 13 of spectroscope trimming part 131, thus compensate because of pedestal 14 non-fully be parallel to surface level formed angular error, the accuracy of the optical parameter of enhanced spectroscopic interface module 20 and brightness detection components 30 and stability.
One skilled in the art will understand that the embodiment of the present utility model shown in foregoing description and accompanying drawing only limits the utility model as an example and not.The purpose of this utility model is complete and effectively realize.Function of the present utility model and structural principle are shown in an embodiment and are illustrated, do not deviating under described principle, embodiment of the present utility model can have any distortion or amendment.
Claims (10)
1. light emitting diode divides an optical detection device, it is characterized in that, comprising:
One spectrum groupware,
Described spectrum groupware comprises one first Connection Block, one second Connection Block and a spectroscope, described first Connection Block is provided with one first mounting groove, described second Connection Block is provided with one second mounting groove, the specification of described first mounting groove is identical with described second mounting groove, described first Connection Block is integrally connected to described second Connection Block, described spectroscope is embedded in described first Connection Block and described second Connection Block, described first Connection Block and described second Connection Block are supported in described spectroscope, it is two bundle outgoing beams that light emitting diode is led to the even light splitting of an electrically excited incident beam by described spectroscope,
One spectrograph interface assembly,
Described spectrograph interface assembly is removably connected to described first mounting groove of described first Connection Block or described second mounting groove of described second Connection Block, and spectrometer detects the optical parameter being incident in the described outgoing beam of described spectrograph interface assembly; With
One brightness detection components,
Described brightness detection components is removably corresponding is connected to described second mounting groove of described second Connection Block or described first mounting groove of described first Connection Block, described brightness detection components comprises a photometric measurer, and described photometric measurer detects the luminance parameter being incident in the described outgoing beam of described brightness detection components.
2. a kind of light emitting diode as described in claim 1 divides optical detection device, it is characterized in that: the inwall of described first mounting groove is provided with internal thread further, the inwall of described second mounting groove is provided with internal thread further, and described spectrograph interface assembly and described brightness detection components are threadedly connected to described first mounting groove and described second mounting groove respectively.
3. a kind of light emitting diode as described in claim 1 divides optical detection device, described first Connection Block is provided with one first light splitting groove, described second Connection Block is provided with one second light splitting groove, described first light splitting groove and described second light splitting groove form a spectroscope host cavity, described spectroscope is embedded in described spectroscope host cavity, and described spectroscope is built in described spectroscope host cavity.
4. a kind of light emitting diode as described in claim 1 divides optical detection device, described first Connection Block is provided with one first through chamber and one the 3rd through chamber, described second Connection Block is provided with one second through chamber, described incident beam is incident in the described first through chamber of described first Connection Block, and the described outgoing beam of two bundles is incident in the described 3rd through chamber of described first Connection Block and the described second through chamber of described second Connection Block respectively.
5. a kind of light emitting diode as described in claim 3 divides optical detection device, described first Connection Block is provided with one first through chamber and one the 3rd through chamber, described second Connection Block is provided with one second through chamber, described incident beam is incident in the described first through chamber of described first Connection Block, described first through chamber and described second through chamber and described 3rd through chamber run through described spectroscope host cavity respectively, described incident beam light splitting is the described outgoing beam of two bundles by described spectroscope, the described outgoing beam of two bundles is incident in the described 3rd through chamber of described first Connection Block and the described second through chamber of described second Connection Block respectively.
6. a kind of light emitting diode as described in claim 1 divides optical detection device, described spectrograph interface assembly comprises a lens section further, described lens section comprises a condenser lens, described lens section is removably installed in described spectrograph interface assembly, the described condenser lens that described outgoing beam is incident in described lens section forms a focus, and described spectrometer detects the optical parameter of the described outgoing beam at described focus place.
7. a kind of light emitting diode as described in claim 6 divides optical detection device, described spectrograph interface assembly comprises an adjusting portion further, described adjusting portion comprises a slide rail and a slide block, described skid is installed on described slide rail, described slide block is connected to the optical fiber of described spectrometer, described slide block drives the described optical fiber being connected to described slide block to be adjusted to described focus, and described spectrometer detects the optical parameter of the described outgoing beam at described focus place.
8. a kind of light emitting diode as described in claim 1 divides optical detection device, described spectrograph interface assembly comprises a light decay portion further, described light decay portion is installed on described spectrograph interface assembly movably, described light decay portion comprises multiple light decay sheet, described light decay sheet has differential declines degree, and described outgoing beam is incident in the described light decay sheet in described light decay portion.
9. a kind of light emitting diode as described in claim 1 divides optical detection device, described brightness detection components comprises a filter unit further, described filter unit is removably installed in described brightness detection components, described filter unit comprises at least one optical filtering, and described filter unit filters the light of the one or more specific wavelength of described incident beam.
10. a kind of light emitting diode as described in claim 1 divides optical detection device, described brightness detection components comprises a transport part further, described photometric measurer comprises a luminance sensor, described transport part is built in described brightness detection components, described transport part comprises a bnc interface, described luminance sensor detects the described luminance parameter of described outgoing beam, and described bnc interface transmits the electric signal that described luminance sensor generates.
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| CN201420653699.7U CN204241187U (en) | 2014-11-04 | 2014-11-04 | Light emitting diode divides optical detection device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106094223A (en) * | 2016-07-22 | 2016-11-09 | 江苏瑞祺生命科学仪器有限公司 | Optical wavelength lock |
| CN106644402A (en) * | 2016-09-06 | 2017-05-10 | 深圳清华大学研究院 | Integrating sphere and measurement method thereof |
| CN112629827A (en) * | 2019-09-24 | 2021-04-09 | 成都辰显光电有限公司 | LED chip detection device and LED chip detection method |
| CN113341291A (en) * | 2021-04-10 | 2021-09-03 | 山东永而佳电子科技有限公司 | Light-emitting diode detection device |
| CN115376435A (en) * | 2022-04-11 | 2022-11-22 | 江苏锦花电子股份有限公司 | Luminous homogeneity detection device of display |
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- 2014-11-04 CN CN201420653699.7U patent/CN204241187U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106094223A (en) * | 2016-07-22 | 2016-11-09 | 江苏瑞祺生命科学仪器有限公司 | Optical wavelength lock |
| CN106644402A (en) * | 2016-09-06 | 2017-05-10 | 深圳清华大学研究院 | Integrating sphere and measurement method thereof |
| CN112629827A (en) * | 2019-09-24 | 2021-04-09 | 成都辰显光电有限公司 | LED chip detection device and LED chip detection method |
| CN113341291A (en) * | 2021-04-10 | 2021-09-03 | 山东永而佳电子科技有限公司 | Light-emitting diode detection device |
| CN113341291B (en) * | 2021-04-10 | 2022-05-13 | 山东永而佳电子科技有限公司 | Light-emitting diode detection device |
| CN115376435A (en) * | 2022-04-11 | 2022-11-22 | 江苏锦花电子股份有限公司 | Luminous homogeneity detection device of display |
| CN115376435B (en) * | 2022-04-11 | 2023-07-21 | 江苏锦花电子股份有限公司 | Display luminous uniformity detection device |
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