CN205247027U - Light generator, image equipment and image system - Google Patents
Light generator, image equipment and image system Download PDFInfo
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- CN205247027U CN205247027U CN201520698941.7U CN201520698941U CN205247027U CN 205247027 U CN205247027 U CN 205247027U CN 201520698941 U CN201520698941 U CN 201520698941U CN 205247027 U CN205247027 U CN 205247027U
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Abstract
The utility model discloses a light generator for provide supplementary light for image equipment, including be used for producing light the light source, with the light source connection drives its luminous light source drive circuit, and with light source drive circuit connects and to its output control signal's control circuit, light source drive circuit basis the control signal drive luminous, still include with control circuit connect and be used for the regional spectral information of target detection and with this spectral information send to control circuit's spectral detection equipment, the control circuit basis spectral information produces control signal. Owing to set up spectral detection equipment to can obtain the spectral information of target area, for the follow -up luminous foundation that the parameter set up that provides. The utility model also discloses an image system and image equipment.
Description
Technical field
The utility model relates to image technology field, relates in particular to a kind of light generator, image documentation equipment and image system.
Background technology
For image documentation equipment, generally need under certain light environment, work, different light environment is to shadowThe work influence of picture equipment is larger, likely directly concerns the quality of content. For example, very low at light intensity, photochromic qualityNon-constant, in the very low situation of colour rendering. This just requires, and the luminaire that coordinates with image documentation equipment can be according to target areaSurround lighting produces appropriate output light, but in prior art luminaire luminous often cannot with the surround lighting of target areaCarry out association, this just causes the matching of its light sending and target area poor.
Utility model content
Technical problem to be solved in the utility model is to make that light that luminaire sends can be with target areaAmbient light condition is mated preferably.
In order to solve the problems of the technologies described above, the utility model proposes a kind of light generator, be used to image documentation equipment to carryFor auxiliary light, comprise and be connected for generation of the light source of light, with described light source and drive its luminous light source driving circuit, withAnd be connected with described light source driving circuit and to the control circuit of its output control signal, described light source driving circuit according to described inControl signal drives described light source luminescent, also comprises being connected with described control circuit and for detection of the spectral information of target areaAnd this spectral information being sent to the light spectrum detecting apparatus of described control circuit, described control circuit produces according to described spectral informationRaw described control signal.
Wherein, described light spectrum detecting apparatus comprises the monochrome for the light of target area is carried out to light splitting according to different wave lengthInstrument, the spectral detection chip that the light of the target area under the different wave length after described monochromator splitting is carried out to intensive analysis, withAnd be connected the spectral detection circuit to generate spectral information according to the result of described intensive analysis with described spectral detection chip, shouldSpectral detection circuit is also connected to export described spectral information with described control circuit.
Wherein, described light spectrum detecting apparatus also comprises collecting the light of described target area and the light of collecting is exportedTo the diaphragm of described monochromator.
Wherein, described control circuit obtains after the spectral information of target area, according to the spectral information of described target areaAnd set the target light configuration data of light configuration data acquisition for described target area, and control described light source driving electricityRoad drives described light source to produce corresponding light according to described target light configuration data.
Wherein, described light source comprises the LED of at least three kinds of colors, the light of this light source output be described at least three kinds of colorsThe mixed light of the light that LED sends.
On the other hand, the utility model also proposes a kind of image system, comprises image documentation equipment, and connects with this image documentation equipmentThe light generator connecing, described light generator is the light generator described in above-mentioned arbitrary claim.
On the one hand, the utility model also proposes a kind of image documentation equipment, comprises filming apparatus, is connected also with this filming apparatus againThe light generator of controlled generation light, and be connected with this filming apparatus and also will for detection of the spectral information of target areaThis spectral information is sent to the light spectrum detecting apparatus of described filming apparatus; Described filming apparatus comprises camera lens, primary processor and depositsReservoir; Described primary processor is connected to obtain spectral information with described light spectrum detecting apparatus, described primary processor also with described lampOptical generator connects and produces light according to this light generator of described spectral information control.
Wherein, described light spectrum detecting apparatus comprises the monochrome for the light of target area is carried out to light splitting according to different wave lengthInstrument, the spectral detection chip that the light of the target area under the different wave length after described monochromator splitting is carried out to intensive analysis, withAnd be connected the spectral detection circuit to generate spectral information according to the result of described intensive analysis with described spectral detection chip, shouldSpectral detection circuit is also connected to export described spectral information with described master controller.
Wherein, described light spectrum detecting apparatus also comprises collecting the light of described target area and the light of collecting is exportedTo the diaphragm of described monochromator.
Wherein, described primary processor obtains after the spectral information of target area, according to the spectral information of described target areaAnd set the target light configuration data of light configuration data acquisition for described target area, and control described light source driving electricityRoad drives described light source to produce corresponding light according to described target light configuration data.
Wherein, described light source comprises the LED of at least three kinds of colors, the light of this light source output be described at least three kinds of colorsThe mixed light of the light that LED sends.
In the utility model, owing to being provided with light spectrum detecting apparatus, it can detect the spectrum letter of target area surround lightingBreath, thus luminaire (image documentation equipment of light generator or Built-in light optical generator) can be according to this information output light.
Below in conjunction with drawings and Examples, the utility model is elaborated.
Brief description of the drawings
Fig. 1 is the structural representation of an embodiment of the utility model light generator;
Fig. 2 is decomposing schematic representation embodiment illustrated in fig. 1;
Fig. 3 is the schematic diagram of an embodiment of the image system that comprises the utility model light generator;
Fig. 4 is the spectrogram of an embodiment of gas-discharge tube light source;
Fig. 5 is the spectrogram of an embodiment of white LED light source;
Fig. 6 is the spectrogram of an embodiment of three-color LED light source;
Fig. 7 is XYZ chromaticity diagram embodiment illustrated in fig. 6;
Fig. 8 is the XYZ chromaticity diagram of an embodiment of four look LED light sources;
Fig. 9 is the XYZ chromaticity diagram of an embodiment of multi-colored led light source;
Figure 10 is the spectrogram in the covering visible light region of an embodiment of different characteristic spectrum LED light source;
Figure 11 is the mixed spectra schematic diagram of an embodiment of multi-colored led light source;
Figure 12 is the schematic diagram of an embodiment of a kind of image documentation equipment of the utility model;
Figure 13 is the schematic diagram of another embodiment of a kind of image documentation equipment of the utility model;
Figure 14 is the flow chart of an embodiment of a kind of light generation of the utility model control method;
Figure 15 is the schematic diagram of an embodiment of a kind of image system of the utility model;
Figure 16 is the structural representation of middle light generator embodiment illustrated in fig. 15;
Figure 17 is the structural representation of another angle of middle light generator embodiment illustrated in fig. 15;
Figure 18 is the schematic diagram of another embodiment of the utility model image system;
Figure 19 is front view embodiment illustrated in fig. 18;
Figure 20 is the schematic diagram of another embodiment of the utility model image documentation equipment;
Figure 21 is the schematic diagram of another embodiment of the utility model image documentation equipment;
Figure 22 is the schematic diagram of another embodiment of the utility model image documentation equipment;
Figure 23 is the schematic diagram of another embodiment of the utility model image documentation equipment.
Detailed description of the invention
In order to make the purpose of this utility model, it is more clear that technical scheme and advantage are described, below in conjunction with concrete exampleBe illustrated, and with reference to accompanying drawing, the utility model be described in detail.
With reference to figure 1 and Fig. 2, it shows an embodiment of light generator in the utility model, and wherein Fig. 1 is entiretySchematic diagram after assembling, Fig. 2 is perspective exploded view.
As shown in the figure, light generator comprise lens 1, light source board 2, reflex reflector 3, power panel and control panel 4, shell 5,Interactive interface 6 and display screen 61. Wherein, power panel and control panel 4 are placed in described shell 5, one end of described shell 5 with described inReflex reflector 3 connects, and the other end arranges described interactive interface 6 and display screen 61. Described reflex reflector 3 is connected with lens 1 and shapeBecome a cavity, described light source board 2 is arranged in this cavity.
The luminescent device that is provided with at least three kinds of colors on described light source board 2, the luminescent device of these at least three kinds of colors is sent outThe light penetrating mixes, and mixed light is the output light of this light source. In the present embodiment, described light source board is pcb board, describedOptical device is LED (LightEmittingDiode, light emitting diode), can certainly be the light source device of other form,As gas-discharge tube, OLED, laser, etc.
On described power panel, be provided with power circuit, to realize, electric energy that power supply is supplied be converted to the each of this light generatorThe voltage/currents that individual part is required etc., to whole equipment power supply.
On described control panel, be provided with control circuit, this control circuit is used for and external image devices communicating, and realize rightThe control of this light generator. The further elaboration of described control circuit, can be with reference to the relevant embodiment of figure 3.
Described reflex reflector 3 is reflection shield in the present embodiment, and its shape is conventional parabolic type, and it is all right certainlyAdopt other form, such as round platform reflector etc.
Described lens 1 can be scatter-types, and for example scatter plate can be also the optically focused parts of focus version, or alsoCan be light dispersion member, can also be lens for producing directional light etc. Specifically, described lens can be that Fresnel is saturatingMirror or various meniscuses etc.
Described interactive interface 6 comprises some buttons, and described some buttons are electrically connected with described control panel, to realize userInput. Described display screen 61 is as a part for interactive interface 6, and it is used for realizing user oriented output display, and it can be adoptedBy the demonstration means of the forms such as LCD, LED, OLED, charactron, Electronic Paper.
In shell 5, held described power panel and control panel 4, wherein the outer wall of reflection unit 3 and shell 5 have formed jointlyThe housing of light generator. And described light source board 2 is also positioned at this housing.
In the present embodiment, can also comprise power supply, for example external power supply, with the integrated power supply of light generator oneDeng, concrete form can adopt the form of battery, or other energy storage component form, for example electric capacity. Certainly, civil power also can be doneFor power supply, only now civil power can not be thought the part of the present embodiment. Power supply is realized to whole light generatorPower supply, comprise the power supply to light source, and power supply to control circuit etc.
The not shown mechanical interface that also comprises, this mechanical interface is in order to be connected to realize lamp with external equipmentThe support of optical generator. Described external equipment can be image documentation equipment, or can be also special support etc.
The not shown heat abstractor that also comprises. Because light source can produce a large amount of heat in the course of the work, in order to protectPerformance, reliability and the life-span of card light source, the heat of generation need to be distributed timely. From specific implementation, described inHeat abstractor can adopt primary heat radiation form, for example, directly dispel the heat by PCB light source board; Also can adopt annex radiatorHeat radiation form, for example, be closely the connected heat abstractor of Qi chip radiator of the light source board at light source place. For concrete heat radiationMaterial can be aluminium radiating device, heat-conducting plastic etc.
With reference to figure 3, illustrate the schematic diagram of an embodiment of the utility model image system. As shown in the figure, this imageSystem comprises light generator 30 and image documentation equipment 40. The elaboration of described light generator 30 can be with reference to shown in figure 1 and Fig. 2The relevant portion of embodiment, is elaborated to light generator 30 and image documentation equipment 40 below.
Described light generator 30 comprises luminous component 31, this luminous component 31 further comprise optical control device 311,Light source 312, heat abstractor 313, power circuit 314, light source driving circuit 315, light data storage 316, communication interface317, controller 318, sensor interface 319, display screen 320, open circuit and switch 321, control signal interface, mechanical interface323。
Light generator 30 also comprises light spectrum detecting apparatus 33, and this light spectrum detecting apparatus 33 further comprises diaphragm331, monochromator 332, spectral detection chip 333 and spectral detection circuit 334.
Described image documentation equipment 40 comprises image documentation equipment mechanical interface 413, image documentation equipment control signal interface 412 and residueOther parts. Due to those skilled in the art, on the basis of reading the application, can know above-mentioned other portionDivide the structure or the function etc. that comprise, therefore no longer do and launch explanation.
Wherein, optical control device 311 can comprise lens and/or reflection unit, and described reflection unit can be also evenElectro-optical device or sheen device (for example soft box). Certainly, optical control device 311 is not necessary, and it can be logicalCrossing dismountable mode is installed on described light generator 31.
In the present embodiment, light source 312 comprises LED1, several LED of LED2, LED3 to LEDn, for example, can be 3Individual, i.e. LED1, LED2 and LED3, or 4, i.e. LED1, LED2, LED3 and LED4. And this light source can produceLife is the various mixed lights with the luminous generation of various ratios by LED used. With respect to the gas-discharge tube that only has a kind of color, orOnly have a kind of white light LEDs of color, the spectrum single (can find out in Fig. 4 and Fig. 5) of gas-discharge tube and white light LEDs andBe difficult for adjusting. And in the present embodiment because the LED light source that has adopted at least three kinds of colors (is explained as an example of 3 kinds and 4 kinds example belowState), the scope that it is luminous and color adjusting range all become larger, can allow flexibly image documentation equipment at different light environmentsLower work.
For example, comprise LED1, LED2 and LED3 for light source 312, and the color difference of the light that sends of each LED.In this case, the LED of every kind of color has its specific spectrum, and as shown in Figure 6, and then its spectrum can be counted by conversionCalculate its corresponding color dot (being chromaticity coordinates x, y), this color dot correspondence is at the CIE of standard (CommissionInternationaleDeL ' Eclairage (French), International Commission on Illumination) a chromaticity coordinates point on chromatic diagram, such three kinds of different coloursThe corresponding chromaticity coordinates point of LED can form a triangle on XYZ chromaticity diagram, as shown in Figure 7, and by thering is multichannel outputLight source driving circuit 315 control the luminous energy of every kind of LED, and then can blend any color within triangle,Its chromaticity coordinates can drop on any point within triangle. Such as, three LED corresponding A, B, C tri-points, wherein A respectivelyFor the chromaticity coordinates point of spectrum 4, B is the chromaticity coordinates point of spectrum 5, and C is the chromaticity coordinates point of spectrum 6, wherein in the company by between A, B, CPoint X in the triangle that line forms, its color can mix out by the luminous energy of controlling three LED. AndThe bulk strength of LED light source 312 or luminous flux can be by increasing or reduce every kind of color the quantity of LED change, also canWith by change within the specific limits light source driving circuit 315Ge road power output change every paths of LEDs luminous intensity orLuminous flux, finally changes luminous intensity or the luminous flux of whole LED light source 312.
Again for example, comprise LED1, LED2, LED3 and LED4 for light source 312, and the light that sends of each LEDColor difference. In this case, the LED of these four kinds of color types drops on respectively the diverse location of XYZ chromaticity diagram, and it forms oneThe individual quadrangle that has certain area, after light source driving circuit 315Dui Mei road divides other to control, appointing in whole profileWhat color dot can be all or part of realization, can be passed through by the spectrum of the mixed light source of LED of multiple color like thisThe driving parameter that changes each paths of LEDs changes the spectrum of mixed light. Fig. 8 is four kinds of LED (corresponding A 1, B1, C1 and D1 respectively)The quadrangle forming, wherein X1 point can pass through being mixed to get of different proportion by the LED of four kinds of colors, and then light source 312 canTo send the light of chromaticity coordinates in X1 position.
By that analogy, LED (corresponding A n1, Bn1, Cn1, the Dn1 respectively that Fig. 9 is multiple color ... what Xn1) form is polygonShape, wherein Xm point can pass through being mixed to get of different proportion by multiple LED, and then light source 312 can send chromaticity coordinates at XmThe light of position. Like this, the light emitting region of LED light source 312 and color adjusting range all will become greatly greatly, can allow flexibly shadowWork under different light environments as equipment.
In LED light source 312, for the brightness degree or the luminous flux grade that make light generator can reach certain waterFlat, the quantity of the LED of every kind of color can change flexibly, can be by reaching target call with many, or according to oneFixed ratio decides a number of used LED.
Be appreciated that when providing to each LED in light source 312 after different electrical quantity, as electric current, voltage, frequency, widthAfter value etc. parameter, after the LED of different colours is luminous, through after reflex reflector or lens, whole LED light source 312 will sendA kind of specific mixed light, it has its specific optical parameter, as spectrum, luminous flux, brightness, colour temperature, color, colour rendering index,Etc..
In addition, for the spectrum of mixed light can be more continuous and saturated, simultaneously also for the adjustability of spectrum moreFlexibly, can adjust by the color category of the LED of increase use, in order to allow mixed light at visible ray 380-780nmAll more continuous and adjustable in scope, in an embodiment of the present utility model, light generator can use multiple color LEDCombine, as shown in figure 10, there is the whole region that the LED of different characteristic color and spectrum can covering visible light. Pass throughThese LED are combined, after luminous mixing, can obtain very continuously and can adjust flexibly in different wave length positionThe mixed spectra of control, as shown in figure 11.
Heat abstractor 313 can, with reference to the associated description in figure 1 and Fig. 2 embodiment, no longer repeat at this.
Power circuit 314 is connected with light source driving circuit 315, and under the control of controller 318, to light source driving circuit315 power supplies. And light source driving circuit 315 is also connected with controller 318, to drive under the control parameter providing at controller 318The luminance of each LED in light source 312, to realize the demand for control of controlling parameter.
Light data storage 316 for example, for accepting self-defining light data, spectrum, colour temperature, color, colour renderingDeng. This light data storage 316 is connected with controller 318, and controller 318 can be from light data storage 316 like thisRead light data and resolve to the control parameter that light source driving circuit 315 can be carried out, light source driving circuit 315 just can like thisTo control accordingly the luminous of light source 312. Wherein, described self-defining light data can directly be inputted by user, for example logicalThe interactive interface of crossing in Fig. 1 and Fig. 2 embodiment is realized input, also can be from the image documentation equipment 40 being connected with light generator 30In obtain, or also can be from other movable storage medium read etc.
Communication interface 317 is connected with controller 318, and can carry out communication with image documentation equipment 40, and then can be at shadowAs the duty of controlling light generator 30 on equipment 40. Described duty comprise synchronous regime, asynchronous, front curtain synchronous,Rear curtain is synchronous etc. Concrete communication mode can be wired, and for example direct PC line interface, can be also wireless, exampleAs WIFI, bluetooth, infrared or radio frequency etc. For adopting wireless mode, control can be installed on image documentation equipment 40 conventionallyThe parts of light work processed, for example, be arranged on and draw sudden strain of a muscle device on digital camera hot shoe, or other type on image documentation equipmentCommunication control module be used for receiving and dispatching instruction.
Communication interface 317, can also be with wired or wireless form except above-mentioned and image documentation equipment 40 collaborative worksGet involved public data network, such as internet, LAN etc.
Controller 318 is as the master controller of light generator 30, and it is connected with each circuit unit/part, to controlIt is worked in order.
Sensor interface 319, it is connected to obtain detection data with all types of sensors, and wherein all types of sensors compriseTemperature sensor, illuminance transducer, color sensor etc. And, after the detection data that obtain in these sensors, sendTo controller 318, resolve and be treated to the control parameter that can be carried out by light source driving circuit 315 by controller 318, and thenControlled the driving of each LED by light source driving circuit 315 to send needed light.
Display screen 320, it is connected with controller 318, needs the data that show and demonstrates to obtain from controller 318Come. In addition, if without display screen, in system, can realize by the mode of button the control of different parameters and pattern, byBe very common method in adopting button, no longer describe in detail here.
Open circuit and switch 321, it is connected with controller 318, for light being occurred under the control at controller 318Device 30 opens or cuts out; On the other hand, be also connected with control signal interface 322.
Control signal interface 322, it is connected with the image documentation equipment control signal interface 412 in image documentation equipment 40, to receiveThe control instruction of image documentation equipment 40, and when opening or when out code receiving, controls described open circuit and switch 321 is heldOK. Wherein, being connected between control signal interface 322 and image documentation equipment control signal interface 412 can adopt wired or wirelessMode, concrete form can be with reference to wired and wireless transmission method above.
Mechanical interface 323, it is connected with image documentation equipment mechanical interface 413, connects and supports to realize. Certainly, also canFor being connected with outside support etc.
Diaphragm 331 is opticses, for example, for collecting the light (surround lighting) of target area. Concrete, it canSuch as, to adopt (convex lens, concavees lens etc.) such as speculum or various lens.
Monochromator 332 is arranged at the downstream of diaphragm 331, for receiving target area that diaphragm 331 collectsLight, and these light are carried out to light splitting, separate the light of the target area under some different wave lengths. Its effect is similar to light splittingMirror, but incomplete same.
Spectral detection chip 333 is arranged at the downstream of monochromator 332, for receiving after the light splitting that monochromator 332 exportsThe light of the target area under some wavelength, then carries out intensive analysis and obtains the light intensity of each wavelength to the light of each wavelengthAnd output.
Spectral detection circuit 334 is connected with spectral detection chip 333, analyzes output for receiving spectrum detection chip 333Each wavelength under the light intensity of target area, and to its amplify, analog-to-digital conversion, analysis matching etc., finally outputThe spectral information that precision is higher. Wherein, the method for described analysis matching can adopt the mode of Gauss curve fitting etc.
Spectral detection circuit 334 exports the spectral information obtaining to controller 318, and this information wherein comprises different ripplesSpectral intensity under long, can also comprise the colour temperature being converted by spectrum, tone, and chromaticity coordinates, brightness, illumination, colour rendering, etc.Information, other light characteristic parameter that also can be referred to as to be derived by spectroscopic data (spectral intensity).
Controller 319 receives after described spectral information, according to the spectral information of described target area and the configuration of target light(for example, can be the data in storage and light data storage 316, these data can be to be set by the user or to select to data(pattern), or have automatically selected (pattern) of equipment itself) obtain the fresh target light configurable number for described target areaAccording to, and control light source driving circuit 315 and produce corresponding light according to described fresh target light configuration data driving light source 312.The detailed description of this process, can be with reference to the relevant portion of the embodiment shown in Figure 14. In embodiment illustrated in fig. 3, light is sent outRaw device 30 is connected with image documentation equipment 40 as outside luminaire, that is to say that it can be referred to as external light generator.The form of expression that it is concrete, can, as shown in Figure 15 to Figure 19. Shown in Figure 15 to Figure 17, it is the external number of a light generatorCode camera, it comprises light generator and digital camera; Wherein, described light generator comprises lens 7, infrared window 13, solidDetermine knob 14, connecting interface 15, fuselage 16, messagewindow 17, control button or knob 18, switch 19, communication interface 20, rotating shaft21, light shell outer cover 22.
Wherein, connecting interface 15 is realized the mechanical connection with digital camera, also can have the function of transfer of data simultaneously concurrently,Specifically it can be existing hot shoe interface etc. Fixed knob 14 is for realizing the fastening of light generator and digital camera; RedOuter window 13 has the module of optics or radio communication function for auxiliary focusing lamp and installation are installed; Messagewindow 17 forShow various parameter informations; Control button or knob 18 for input parameter configuration information etc., switch 19 is for starting or cutting outLight generator, communication interface 20 is for connecting external equipment or network, specifically can adopt infrared, WIFI, bluetooth orZigbee etc., rotating shaft 21 can realize being rotationally connected of the Lights section and fuselage 16, and lens 7 are for final output light.
Figure 18 and 19 illustrates the example of mobile phone as image documentation equipment, and external light generator is installed on mobile phone in figure130, this light generator 130 can be realized mechanical connection by the mode of buckle and mobile phone, or also can consolidate by screwFix on the shell of mobile phone. Label 110 is luminous component, and label 120 is light spectrum detecting apparatus; Wherein, light generator 130 withCommunication between mobile phone can, by wireless mode such as infrared, bluetooth, wifi etc., can certainly adopt wireline interface,This wireline interface can be multiplexed with the mechanical means between the two.
Described image documentation equipment 40 can digital camera, mobile phone or video camera etc.
It should be noted that, light source driving circuit 315 is responsible for LED light source 312 electricity characteristic control is provided, and it passes through willThe electric energy of power supply is changed, output LED light source 312 required voltages, electric current, and the requirement such as power; Meanwhile, light source drivesCircuit 315 meets the requirement that image documentation equipment 40 regulates light intensity and color, that is, its output voltage, electric current, power withAnd the response time, response frequency, pulse strength and frequency etc. all needs to meet image documentation equipment 40 to many color LED light sources 312Requirement, and these parameters can also match with camera, reaches collaborative work under ideal conditions (as synchronization flash, asynchronousFlash of light, stroboscopic flash of light, etc.).
The output parameter of light source driving circuit 315 has directly determined the light characteristic that LED light source 312 is exported, and comprises but does not limitIn light intensity, luminous flux, colour rendering, colour temperature, color, spectrum, chromaticity coordinates etc. The change of these parameters can be by changing eachThe input current value of paths of LEDs changes, and can be also changing of PWM numerical value (comprising frequency, dutycycle, amplitude) to light adjusting circuitBecome, or the control of the parameter of other similar drive circuit. All these controls can be completed by control circuit,The controller, data exchange circuit (not shown), control parametric distribution circuit (not shown), sensor interface, the communication that comprise core connectMouthful etc. The form of controlling can be push button, can be also touch-screen type, or remote controller character, orThe automatic control form of being controlled by sensor.
With reference to Figure 12, illustrate the schematic diagram of an embodiment of the utility model image documentation equipment. As shown in the figure, itself and figureThe difference of 3 illustrated embodiments is, luminous component 31 and the light spectrum detecting apparatus 33 of light generator are all built in image documentation equipment1200, something in common is no longer done repeat specification.
Wherein, the photographing section 32 of image documentation equipment 1200 is connected with luminous component 31, and it comprises camera lens, sensor, main placeReason device, memory, communication interface, device power supply (DPS), display interface and frame for movement etc., owing to being state of the art eventNo longer be described further. Primary processor in photographing section 32 is connected with communication interface 317 and controller 318. Illuminating partDivide the primary processor of middle controller and photographing section to carry out exchanges data and command transfer by corresponding communication interface, communicationInterface mode can be wired form, can be also wireless form. After primary processor is given an order, lighting fixture partController start working, according to set program start to arrange lighting fixture. Meanwhile, the primary processor of photographing section,Or controller on light generator can issue commands to light spectrum detecting apparatus, start this equipment or utilize this equipment to obtainTo data carry out the configuration effort of corresponding parameter.
For the situation of Built-in light optical generator in Figure 12 embodiment, its concrete application can be with reference to Figure 20, Figure 21, figure22 and Figure 23. Wherein, Figure 20 shows that a micro-camera, wherein label 200 is light spectrum detecting apparatus, and label 300 is camera lens, markNumbers 400 is the luminous component in light generator; Equally, Figure 21 is depicted as a digital camera, and wherein label 200 is spectral detectionEquipment, label 300 is camera lens, label 400 is the luminous component in light generator; Figure 22 is depicted as a mobile phone and (certainly also canTo be panel computer) front, it comprises luminous component 400 and the light spectrum detecting apparatus of camera lens 300, light generator equally200; Figure 23 is depicted as the back side of a mobile phone, and it comprises luminous component 400 and the spectrum of camera lens 300, light generator equallyCheckout equipment 200.
With reference to Figure 13, illustrate the schematic diagram of an embodiment of the utility model image documentation equipment. As shown in the figure, itself and figureThe difference of 12 illustrated embodiments is, light spectrum detecting apparatus 33 is directly connected with photographing section 32, and same section no longer repeatsBright. Specifically, spectral detection circuit 334 is connected with the primary processor of photographing section with the spectrum letter after its output detectionsBreath. Described primary processor receives after described spectral information, (for example, can according to this spectral information and target light configuration dataBe the data in storage and light data storage 316 or in the memory of photographing section, these data can be to be set by the userOr selected (pattern), or having equipment itself automatically selected (pattern)) acquisition is for the fresh target light of described target areaConfiguration data, and control light source driving circuit 315 according to described fresh target light configuration data driving light source by controller 318312 produce corresponding light. The detailed description of this process, can be with reference to the relevant portion of the embodiment shown in Figure 14.
It should be noted that, in the embodiment of Figure 12 and Figure 13, light spectrum detecting apparatus 33 can also be external, itsBe connected with image documentation equipment by dismountable mechanical interface, the communication between the two also can by described herein and wired orWireless mode is realized. Because those skilled in the art can know how to realize according to the application's description, therefore repeat no more. SeparatelyOutward, in the embodiment shown in Figure 12 and Figure 12, light generation part 31 can be to be both built in image documentation equipment, can be also alsoExternal.
With reference to Figure 14, illustrate the flow chart of an embodiment of the utility model light generation control method. As scheme instituteShow, comprise the following steps:
Step S1401, system initialization. In this step, in the time of device start, occur, its object is mainly that checkout equipment is eachWhether part is working properly. After system initialization, equipment enters holding state.
Step S1402, obtains the setting light configuration data for target area. In this step, target area refers to batTake the photograph object region, can have multiple source and set light configuration data: for example, it can be known according to individual by userKnowledge/experience, judges which kind of configuration parameter target area should mate and set; Or, also can be pushed away to user by equipmentRecommend certain pattern, in this pattern, contain the luminous various configuration parameters of various light generators, confirmed to select by user; Or,Chosen voluntarily in several pattern by user. For example, early morning pattern, Night, sunset pattern, personage's pattern etc.
Described setting light configuration data can comprise colour temperature, brightness, and illumination, chromaticity coordinates, colour rendering index, under each wavelengthIntensity, spectral shapes etc., also can comprise built-in recommendation pattern in addition, recommendation pattern can relate to light performanceOne or more parameters combination of parameter. Step S1403, judges whether to detect target area surround lighting, if carry outStep S1404, otherwise execution step S1409. This step can be sent prompting to user by equipment, can be voice mode or aobviousShow that screen display shows (for example display screen 320, or display interface in photographing section); Whether user receives the rear selection of this prompting and examinesSurvey, selection instruction can be passed through the key-press input in interactive interface 6, or also can input by controlling button or knob 18,If be certainly attached with touch-screen on display screen, also can input by touch-screen. In concrete application, generally work as headlightLuminous environment is very poor, and such as illumination is low, colour rendering is poor, etc., can send prompting to user, reminding user in order to improve quality equipmentWhether need to detect target area surround lighting.
Step S1404 and S1405, light spectrum detecting apparatus detects target area, and by the spectral information after detectingOutput. Described spectral information comprises the spectral intensity under different wave length, can also comprise the colour temperature being converted by spectrum, lookAdjust chromaticity coordinates, brightness, illumination, the parameters such as colour rendering, other that also can be referred to as to be derived by spectroscopic data (spectral intensity)Light characteristic parameter; It should be noted that, should be at least between the target light configuration data in the utility model and spectral informationThere is an identical project, to realize follow-up comparative analysis processing etc. The object of exporting in this step, can be Fig. 3 andController in Figure 12, or primary processor in Figure 13, the way of output can adopt wired or wireless mode, these two kindsMode the application all had elaboration, at this slightly.
It should be noted that, the spectral intensity under the different wave length comprising in described spectral information, it is from certain meaningUpper theory is to think original spectrum, and the difference of different spectral intensities described herein can be understood as a certain ripplePoor by than both sides' luminous intensity under length.
Step S1406, judges that whether described spectral information is consistent with setting light configuration data, if unanimously perform stepS1409, otherwise execution step S1407. Saidly in this step unanimously can refer to item value identical (yes for allSome projects), also can refer in certain interval, that is to say when spectral information and set certain in light configuration dataThe value of individual joint project is all in the interval of a certain setting time, can think unanimously, otherwise thinks inconsistent.
On the other hand, from project kind, unanimously can refer to here must all projects having all mustMust be consistent, in the project that also can approximately establish a capital in advance specific one or several unanimously. Certainly, also can arrange hereinWhether the weight of disparity items, determine whether one by the final weighted value that judges all projects that have within the scope of certainCause.
Step S1407, according to the target of the spectral information of target area and setting light configuration data acquisition target areaLight configuration data.
This step, in an embodiment of the present utility model, can calculate spectral intensity in described spectral information withThe difference of spectral intensity in setting light configuration data under corresponding wavelength, intrinsic according to this difference and light source led afterwardsSpectroscopic data calculate the weight that every paths of LEDs participates in a new luminescence process, the weight of described participation can be thoughtThe one of described target light configuration data. For instance, can be red LED accounting 20%, blue led accounting 30%, greenLook LED accounting 50% etc.
Certainly the utility model is not limited to process and obtain target light configurable number according to the difference of above-mentioned spectral intensityAccording to, owing to can also comprising other light characteristic parameter being derived by spectral intensity, namely other difference in spectral informationProject, for example colour temperature, tone, chromaticity coordinates, brightness, illumination, colour renderings etc., therefore in an embodiment of the present utility modelDifference on the light characteristic parameter that also can be derived at these by calculating spectral information and setting light configuration data, entersAnd also obtain described target light configuration data according to this difference, because process is similar, do not do and launch explanation at this.
Step S1408, light generation equipment produces light according to described target light configuration data. In this step, lightGeneration equipment (for example external flash unit or built-in flash unit) is exported according to revised target light configuration dataLight.
Step S1409, light generation equipment produces light according to described target light configuration data. Carry out this step,Be explanation otherwise user has selected not detect target area surround lighting in S1403, although or detected in S1406Identification is consistent, at this moment just carries out luminous according to the setting light configuration data in step S1402.
In the utility model, light generator can be image documentation equipment
Work the light environment of many colors is provided, user can adjust patterned optical output as required, for example, adjustOr change light intensity, luminous flux, colour rendering, colour temperature, color, spectrum, the parameters such as chromaticity coordinates. Meanwhile, the light of this light generator is defeatedGoing out can be to carry out after comprehensive analysis processing, by controller in conjunction with the device parameter of image documentation equipment and other external luminous environmentThe light output that the parameter of sending decides and corresponding light environment. For example, decide what adopt by sensorThe parameter of sample is exported luminous environment. In addition, the target component numerical value that this light generator also can be set according to user, then rootAccording to the state of current image documentation equipment, and the situation of external environment, oneself state adjusted, to export specific luminous environment.
In addition, the light generator in the utility model and digital camera carry out in system that collaborative work takes,Need to be on the hot shoe interface of digital camera, be provided be responsible for sending control signal draw sudden strain of a muscle device, draw and dodge device and can send out with lightThe communication interface of raw device communicates, thereby realizes the interlock of light generator and image documentation equipment. User can draw on sudden strain of a muscle deviceRegulate pattern or the light characteristic of light generator, also can regulate the duty of image documentation equipment, corresponding information is sent to lampOptical generator, completes the exchanges data between light generator and image documentation equipment, and sets according to user, completes with image and establishesStandby interlock, for the work of image documentation equipment provides abundanter light environment. Control if need not draw the mode of dodging device,Also can control by other communication mode, as WIFI, bluetooth, zigbee, and undertaken directly by wired modeConnect control etc. method.
Light generator of the present utility model also can be for mobile phone etc. provides light environment with the machine of imaging function, withAllow mobile phone can under different luminous environments, obtain specific image or video content. In the time that mobile phone carries out image operation, in additionThe light generator of putting can link and carry out Collaborative Control, concrete communication and control with corresponding application program on mobile phoneMode processed can wiredly by all kinds that possess on mobile phone communicate and link with wave point, as directly passed through earphoneHole communication and exchanges data, or communicate by wireless mode, interlock, and exchanges data, for example, by WIFI or indigo plantThe mode of tooth communicates, or cellular network, and as 3G, the communication patterns such as 4G carry out exchanges data. Thereby with the shadow on mobile phoneCarry out corresponding pattern and parameter as function and carry out mutual and control, to export corresponding light.
In addition, it should be noted that, in the application, the mixed light of light source output refers to that LED used mixes in varing proportionsAfter the light of output at one time, and not in the same time, ratio used can freely change, and then the mixed light sendingColor and intensity can change along with the time. Certain the application is not restricted to this kind of mode and exports, and user also canOtherwise to realize the output of mixed light.
Light generator of the present utility model provides multiple different light environment can work for image documentation equipment time, simultaneouslyStructure is simplified, and (filter part is the various filter parts of the external lamp light device needs that to have saved tradition be image documentation equipment workFinger is general on traditional light source, in order to change its single spectrum output, adds artificially last layer specific before lighting fixtureThe optical filter of wavelength, as redness, green, blue etc.)) and solved the photochromic of light units that traditional image documentation equipment usesSingle, be difficult for the shortcomings such as adjustment. Light units of the present utility model can meet image documentation equipment user flexibly in equipment workTime various requirement to light; For example, the colour temperature excursion of wide region, diversified color is selected, under different coloursThe requirement of saturation degree in various degree, can simulate the adjusting range of various light environments, and abundant function setting, etc.
In addition, in the utility model, owing to can the surround lighting of target area being carried out to spectral detection, and then obtain targetThe spectral information in region, thus can make user recognize that whether the surround lighting of target area can meet shooting demand, keeps awayExempt from insignificant shooting; And when the spectral information obtaining when detection cannot meet shooting demand, the utility model can lead toCross process make up gap between shooting demand and target area surround lighting (namely obtain target light configuration data, and according toThis exports light), improve the accuracy of taking efficiency and obtaining ideal light rays condition.
Claims (10)
1. a light generator, is used to image documentation equipment that auxiliary light is provided, comprise for generation of the light source of light, with described inLight source connects and drives its luminous light source driving circuit, and is connected with described light source driving circuit and controls letter to its outputNumber control circuit, described light source driving circuit drives described light source luminescent according to described control signal, also comprises and described controlCircuit processed connects and for detection of the spectral information of target area and this spectral information is sent to the spectrum of described control circuitCheckout equipment, described control circuit produces described control signal according to described spectral information.
2. light generator according to claim 1, is characterized in that, described light spectrum detecting apparatus comprises for to targetThe light in region according to different wave length carry out the monochromator of light splitting, to the target area under the different wave length after described monochromator splittingThe light spectral detection chip that carries out intensive analysis, and be connected with described spectral detection chip with according to described intensive analysisResult generates the spectral detection circuit of spectral information, and this spectral detection circuit is also connected to export described light with described control circuitSpectrum information.
3. light generator according to claim 2, is characterized in that, described light spectrum detecting apparatus also comprises in order to collectThe light of described target area also exports the light of collecting to the diaphragm of described monochromator.
4. according to the light generator described in any one in claims 1 to 3, it is characterized in that, described light source comprises at least threeThe LED of kind of color, the light of this light source output be described in the mixed light of the light that sends of the LED of at least three kinds of colors.
5. an image system, comprises image documentation equipment, and the light generator being connected with this image documentation equipment, it is characterized in that,Described light generator is the light generator described in above-mentioned arbitrary claim.
6. an image documentation equipment, comprises filming apparatus, is connected the also light generator of controlled generation light with this filming apparatus, withAnd be connected with this filming apparatus and be sent to described shooting dress for detection of the spectral information of target area and by this spectral informationThe light spectrum detecting apparatus of putting; Described filming apparatus comprises camera lens, primary processor and memory; Described primary processor and described spectrumCheckout equipment connects to obtain spectral information, and described primary processor is also connected with described light generator and believes according to described spectrumBreath is controlled this light generator and is produced light.
7. image documentation equipment according to claim 6, is characterized in that, described light spectrum detecting apparatus comprises for to target areaThe light in territory according to different wave length carry out the monochromator of light splitting, to the target area under the different wave length after described monochromator splittingLight carries out the spectral detection chip of intensive analysis, and is connected with described spectral detection chip with according to the knot of described intensive analysisFruit generates the spectral detection circuit of spectral information, and this spectral detection circuit is also connected to export described light with described master controllerSpectrum information.
8. image documentation equipment according to claim 7, is characterized in that, described light spectrum detecting apparatus also comprises collecting instituteState the light of target area and the light of collecting is exported to the diaphragm of described monochromator.
9. according to the image documentation equipment described in any one in claim 6 to 8, it is characterized in that, described primary processor obtains targetAfter the spectral information in region, obtain for described order according to the light configuration data of the spectral information of described target area and settingThe target light configuration data in mark region, and control the described target light configuration data driving of described light source driving circuit foundation instituteState light source and produce corresponding light.
10. according to the image documentation equipment described in any one in claim 6 to 8, it is characterized in that, described light source comprises at least three kindsThe LED of color, the light of this light source output be described in the mixed light of the light that sends of the LED of at least three kinds of colors.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520698941.7U CN205247027U (en) | 2015-09-10 | 2015-09-10 | Light generator, image equipment and image system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520698941.7U CN205247027U (en) | 2015-09-10 | 2015-09-10 | Light generator, image equipment and image system |
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| CN205247027U true CN205247027U (en) | 2016-05-18 |
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| CN201520698941.7U Expired - Fee Related CN205247027U (en) | 2015-09-10 | 2015-09-10 | Light generator, image equipment and image system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106527016A (en) * | 2015-09-10 | 2017-03-22 | 上海傲蕊光电科技有限公司 | Light generator, image device, image system and light generation control method |
| WO2018113647A1 (en) * | 2016-12-22 | 2018-06-28 | 宁波舜宇光电信息有限公司 | Light source adjusting device and light source controller and light source control method therefor |
-
2015
- 2015-09-10 CN CN201520698941.7U patent/CN205247027U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106527016A (en) * | 2015-09-10 | 2017-03-22 | 上海傲蕊光电科技有限公司 | Light generator, image device, image system and light generation control method |
| WO2018113647A1 (en) * | 2016-12-22 | 2018-06-28 | 宁波舜宇光电信息有限公司 | Light source adjusting device and light source controller and light source control method therefor |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
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