WO2022186479A1 - Dispositif de mesure de chromaticité pour régler une position à l'aide d'une lumière de référence - Google Patents

Dispositif de mesure de chromaticité pour régler une position à l'aide d'une lumière de référence Download PDF

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Publication number
WO2022186479A1
WO2022186479A1 PCT/KR2022/000983 KR2022000983W WO2022186479A1 WO 2022186479 A1 WO2022186479 A1 WO 2022186479A1 KR 2022000983 W KR2022000983 W KR 2022000983W WO 2022186479 A1 WO2022186479 A1 WO 2022186479A1
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WO
WIPO (PCT)
Prior art keywords
light
measurement
module
lens module
incident lens
Prior art date
Application number
PCT/KR2022/000983
Other languages
English (en)
Korean (ko)
Inventor
오병준
이규호
김규석
이현호
유병건
나기범
윤성혁
문희수
Original Assignee
(주)에이앤아이
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by (주)에이앤아이 filed Critical (주)에이앤아이
Priority to JP2023571238A priority Critical patent/JP2024505754A/ja
Priority to CN202280013632.4A priority patent/CN116868035A/zh
Publication of WO2022186479A1 publication Critical patent/WO2022186479A1/fr

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
    • G01J3/50—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors
    • G01J3/506—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors measuring the colour produced by screens, monitors, displays or CRTs
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/10—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
    • G01J1/44—Electric circuits
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
    • G01J3/462—Computing operations in or between colour spaces; Colour management systems
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
    • G01J3/50—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
    • G01J3/50—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors
    • G01J3/502—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors using a dispersive element, e.g. grating, prism
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/10—Beam splitting or combining systems
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
    • G01J1/44—Electric circuits
    • G01J2001/4446—Type of detector
    • G01J2001/446—Photodiode

Definitions

  • the present invention relates to a chromaticity measuring apparatus, for precisely measuring chromaticity of a measurement object such as a color display panel, and which can measure chromaticity by adjusting the position of the measurement object using a separate reference light is about
  • chromaticity measuring devices have been developed to measure whether the colors expressed in displays such as LCDs or LEDs actually represent the colors to be output.
  • a general colorimetric device is configured to measure the color of light incident through a detection sensor composed of a photodiode, and measures the color by contacting the measurement object.
  • the chromaticity output device generally transmits the measurement light through the opening to measure the chromaticity. At this time, the measurement is performed with the opening in close contact with the measurement object.
  • the measurement object or the light exit area of the measurement object is relatively smaller than the size of the opening, there is a problem in that it is difficult for the user to visually confirm the position when the measurement object and the opening are in close contact.
  • the size of the measurement object is small, it is difficult to determine whether it is correctly positioned in the center of the measurement area inside the opening, and when it is deflected to one side, it is difficult to derive accurate measurement results.
  • the chromaticity is continuously measured for a plurality of measurement objects, the standard is unclear and the reliability of the measurement result is deteriorated.
  • An object of the present invention is to solve the problem of the conventional chromaticity measuring device, and it is possible to precisely measure chromaticity by adjusting the correct relative position when measuring a measuring object having a size relatively smaller than that of the measuring area using a separate reference light.
  • a case in which an opening of a certain area is formed and a receiving space communicating with the opening is formed therein the measurement light provided at one side of the case and emitted from the measurement object a light incident lens module for receiving light, a measuring module disposed behind the light incident lens module in the receiving space, converting the light transmitted from the light incident lens module into an electrical signal and measuring a color through this, and a reference light inside the case a reference light emitting module for transmitting the reference light to the measurement object via the light incident lens module by emitting a light; including, wherein the reference light is displayed on the measurement object at a position corresponding to the center of the opening by the light incident lens module.
  • the reference light emitting module reflects the reference light emitted from the light emitting unit selectively emitting the reference light from inside the case, and from the light emitting unit inside the accommodation space, and transmits it to the outside through the light incident lens module, and the measurement
  • the light may include a selective reflection unit that transmits the light to the measurement module, and an array unit disposed between the light emitting unit and the selective reflection unit to refract the reference light and transmit the light to the selective reflection unit.
  • the selective reflection unit may be disposed to have a predetermined angular inclination on the movement path of the measurement light, and a through hole may be formed in at least a portion to transmit the measurement light.
  • the through hole may be formed in a predetermined area in the center of the selective reflection unit to transmit the measurement light without interference.
  • the measurement module is disposed in the receiving space and receives the light transmitted by the color filter and the color filter through which the light passing through the light incident lens module is incident and transmits only light of a specific wavelength, and converts the received light into an electrical signal. It may include a photodiode for converting.
  • the photodiodes are provided in at least three and convert light incident on each of them into electrical signals, and the color filters are disposed adjacent to each of the photodiodes to transmit light of different wavelengths, respectively. can be done with
  • it may include a light distribution module provided between the light incident lens module and the measurement module, to distribute the light incident from the light incident lens module to the measurement module.
  • a separate reference light output module is provided inside the case to emit reference light and adjust the relative position with the measurement object through this. to measure chromaticity.
  • the selective reflector that reflects the measurement light from the reference light emitting module is disposed between the opening and the light distribution module to reflect the reference light and transmit it to the outside. Separately, a through hole is formed to transmit the measurement light without interference There is this.
  • FIG. 1 is a diagram schematically showing a colorimetric apparatus according to an embodiment of the present invention.
  • Fig. 2 is a view showing a state in which the colorimetric apparatus of Fig. 1 is used;
  • FIG. 3 is a diagram schematically showing an internal configuration of the colorimetric apparatus of FIG. 1;
  • FIG. 4 is a view showing a state in which a reference light emitting module operates in the chromaticity measuring device of FIG. 3;
  • Figure 5 is a view showing the selective reflection unit of Figure 3;
  • FIG. 6 is a view showing a state in which a measurement position of a measurement object is adjusted through a reference light in the chromaticity measuring apparatus of FIG. 1;
  • FIG. 7 is a view showing a state in which a reference light emitting module operates in the color guiding device of FIG. 1 .
  • FIG. 1 is a diagram schematically showing a chromaticity measuring device according to an embodiment of the present invention
  • FIG. 2 is a diagram showing a state in which the chromaticity measuring device of FIG. 1 is used
  • FIG. 3 is an internal configuration of the chromaticity measuring device of FIG. 1 is a diagram schematically showing
  • FIG. 4 is a view showing a state in which the reference light emitting module operates in the chromaticity measuring device of FIG. 3
  • FIG. 5 is a view showing the selective reflection unit of FIG. 3 .
  • the chromaticity measuring apparatus is an apparatus for measuring a color by emitting measurement light in a state in which the measurement object D is disposed in front, and receiving the light.
  • the measurement light emitted from the measurement object D is input through the opening 210 forming the opening area of a certain area, and the emission area from which the measurement light is emitted is relatively larger than the opening area. It is formed to be large so that the opening area is located in the center of the measurement area when measuring chromaticity.
  • the chromaticity measuring apparatus measures the chromaticity of the measurement light emitted from the measurement object D having a relatively smaller size than the size of the opening area or the measurement object D having the emission area.
  • the chromaticity measuring device measures the chromaticity of the case 100 with one side opened toward the measurement object D, the light incident lens module 200 disposed on one side of the case 100, and the measurement light. It includes a measurement module 300, a reference light output module 500 for irradiating a reference light P toward the measurement object D, and a light distribution module 400 for transmitting the measurement light inside the case 100.
  • the case 100 surrounds the whole and has an accommodating space 110 therein, one side has an opening 210 and communicates with the inside, and the light incident lens module 200 is disposed adjacent to the opening 210 .
  • the measuring module 300 , the emitting module and the light distribution module 400 are provided in the receiving space 110 to transmit and measure the measurement light incident through the opening 210 .
  • the case 100 may be provided in a form in which the light incident lens module 200 is detachably provided, or alternatively, may be provided in a form integrally accommodated therein.
  • the case 100 is configured to surround the entirety, and the opening 210 is formed on one side along the longitudinal direction to form a movement path through which the measurement light moves.
  • the light incident lens module 200 , the light distribution module 400 , and the measurement module 300 are provided in the receiving space 110 along the movement path of the measurement light.
  • the light incident lens module 200 is disposed in a region from which light is emitted from the measurement object D on one side of the case 100 and transmits the emitted light to the inside.
  • the light incident lens module 200 is formed in a form in which a plurality of different lenses are continuously arranged, so that the light emitted from the measurement object D is condensed and delivered to the inside of the case 100 .
  • the light incident lens module 200 may be disposed behind the opening 210 inside the case 100 and configured to have a size corresponding to a measurement area formed by the opening 210 .
  • the light incident lens module 200 is configured as a separate module as shown and is configured to be selectively coupled to at least one of the case 100 or the light distribution module 400 described above, and the measurement It may be configured to be replaceable according to the size of the area.
  • the light distribution module 400 is provided between the light incident lens module 200 and the measurement module 300 to distribute the light incident from the light incident lens module 200 to the measurement module 300 . transmit
  • the color is measured using three stimulus values, and the present embodiment is not limited thereto and may be configured in various forms.
  • the light distribution module 400 divides the light having the same wavelength and intensity as the incident light and transmits it to the measurement module 300 , and the transmitted light is divided into three pieces by a separate color filter 310 .
  • the light transmitted to each of the photodiodes 320 is configured to be transmitted with different wavelengths.
  • the light distribution module 400 is provided inside the cylindrical cover as described above, and the cylindrical cover is disposed inside the case 100 .
  • one side is disposed adjacent to the light incident lens module 200
  • the other side is disposed adjacent to the measurement module 300 .
  • the light distribution module 400 includes a plurality of the optical fibers as shown in FIG. 3, receives the light incident through the light incident lens module 200, and divides it into three paths to the measurement module ( 300) is forwarded.
  • the optical fiber is generally formed to be smaller than the light incident lens module 200, in order to receive all the light transmitted from the light incident lens module 200, the light incident lens module 200 refracts and transmits the incident light. do.
  • the optical fiber is composed of a plurality and arranged in the same direction, one side is densely arranged with each other to receive transmitted light, and the other side is largely divided into three groups and transmitted to the measurement module 300 to be described later.
  • the plurality of optical fibers are all configured with the same size, and the other side is divided into three groups, and each group has the same number.
  • the optical fibers are all made of the same size, even if the other side is divided into three groups, if the same number is maintained, the light transmitted to each of the measurement modules 300 may have the same wavelength and intensity.
  • the present invention is not limited thereto, and even if each of the optical fibers has a different size, any shape may be applied as long as it is configured to transmit light of the same wavelength and intensity to each of the measurement modules 300 .
  • the light distribution module 400 equally transmits the light incident between the light incident lens module 200 and the measurement module 300 to each of the measurement modules 300 .
  • the measurement module 300 detects the light incident from the light incident lens module 200 and measures the color of the light of the corresponding wavelength, and the photodiode 320 converts the received light into an electrical signal. and the color filter 310 for allowing the light transmitted to the photodiode 320 to have a specific wavelength.
  • the color filter 310 receives the light transmitted from the light incident lens module 200 and transmits only light of a specific wavelength.
  • the color filter 310 filters of various types and structures may be used, and an interference filter is used in this embodiment.
  • An interference filter is a filter that filters out waves of a specific wavelength by using the interference phenomenon that occurs on a thin film. It is divided into several types according to the method of obtaining the desired wave and the type of filter material.
  • the photodiode 320 is configured to receive the light incident through the light incident lens module 200 and sense a color, and is composed of at least one and detects the light transmitted from the light distribution module 400 . do.
  • the photodiode 320 is a kind of sensor that receives light and converts it into an electrical signal, which is provided in the accommodating space 110 provided inside the case 100, The light incident through the color filter 310 is received and converted into an electrical signal. The received electrical signal is used to measure the color of the light received by a separate external device.
  • the measurement module 300 is provided inside the case 100 to detect the color of light of a specific wavelength among the light incident through the light incident lens module 200 .
  • the measurement module 300 includes a circuit for amplifying and converting a signal measured in conjunction with the photodiode 320 , and through this, accurate chromaticity can be measured.
  • the measurement module 300 is composed of at least three or more as described above, and is configured independently of each other inside the case 100 .
  • each of the color filters 310 is configured to transmit light of different wavelengths, and is disposed adjacent to the front of each of the photodiodes 320 .
  • the measurement module 300 measures the color using the tri-color stimulus values by a standard observer prescribed by the Commission International de I'Eclairage (CIE).
  • the tri-color stimulus value is a value representing the color of light recognized through three cone cells that detect light of different wavelengths in the human eye, and is a standard value for expressing light. Then, in order to accurately measure the respective tri-color stimulus values, light of three regions, X, Y, and Z, which are tri-color stimulus values, is separated and the color is measured through the photodiode 320 .
  • the color filter 310 is provided on the movement path of the light transmitted from the light distribution module 400 and transmits only the light of a specific wavelength to the photodiode 320 , and in this embodiment, the color filter 310 and the photodiode 320 are each configured to be separated from each other into three pieces.
  • the measurement module 300 includes the color filter 310 and the photodiode 320 to measure the color of the light emitted from the measurement object D.
  • the reference light emitting module 500 is separately provided inside the case 100 and selectively irradiates the reference light P to the outside through the opening 210 , and the front of the opening 210 .
  • the reference light (P) is irradiated to the measurement object (D) located in the.
  • the reference light P is displayed on the measurement object D at a position corresponding to the center of the opening 210 by the light incident lens module 200, and through this, the measurement object D and the opening ( 210) so that the center of the measurement object D is located at the center of the measurement area.
  • the reference light emitting module 500 emits the reference light P from the inside of the case 100, refracts or reflects it at least once or more, and transmits it to the outside of the case 100, and is largely a light emitting part 520. , a selective reflection unit 510 and an array unit 530 .
  • the light emitting unit 520 is configured to emit the reference light P, is provided inside the case 100, operates selectively, and transmits the light so as not to interfere with the measurement light.
  • the light emitting unit 520 is a general light irradiator, has a luminance above a certain level, and irradiates the reference light P, but is provided on one side of the accommodation space 110 and selectively operates. At this time, the light emitting unit 520 is configured to irradiate light in a high straightness form like a general laser pointer, and is reflected or refracted by the selective reflection unit 510 to be described later to the outside through the opening 210 . is transmitted
  • the light emitting unit 520 is disposed in a position spaced apart from one side on the path of the measurement light inside the case 100 as shown in the figure, and in a direction intersecting the movement path of the measurement light.
  • the reference light P is emitted.
  • the selective reflection unit 510 is configured to reflect the reference light P emitted from the light emitting unit 520 and transmit it toward the opening 210 , and the light emitting unit inside the receiving space 110 . It is disposed in front of the 520 and reflects the reference light P to the opening 210 . At this time, the selective reflection unit 510 is composed of at least one or more and may be spaced apart from each other in the receiving space 110 , and each reflects the reference light P and transmits it to the opening 210 .
  • the selective reflection unit 510 is disposed in front of the light emitting unit 520 on the path along which the measurement light travels and is disposed to have a predetermined inclination. At this time, the selective reflection unit 510 is configured to reflect the reference light (P) and transmit it to the outside through the light incident lens module 200, and at the same time, the measurement light is transmitted and transmitted to the measurement module 300. is configured to
  • the selective reflection unit 510 has a through hole 512 formed in at least part of it as shown, so that the measurement light is transmitted through the through hole 512, and the reference light ( P) is reflected through the remaining portion and is configured to be transmitted to the light incident lens module 200 .
  • the selective reflection unit 510 is disposed between the light incident lens module 200 and the light distribution module 400 and is disposed on the movement path of the measurement light, but interference does not occur by transmitting the measurement light. make sure not to
  • the through hole 512 is formed in a central portion with a predetermined area, and between the light incident lens module 200 and the light distribution module 400 . is arranged to have an inclination at The reference light P emitted from the light emitting unit 520 is reflected through an edge portion except for the central portion and transmitted to the light incident lens module 200 .
  • the selective reflection unit 510 can transmit the reference light P without interference even though the through hole 512 is formed and disposed on the movement path of the measurement light.
  • the selective reflection unit 510 is disposed in a fixed position between the light incident lens module 200 and the light distribution module 400 in the receiving space 110, but unlike the drawing, it is not shown in the drawing. Although not shown, the selective reflection unit 510 may be configured such that the position inside the case 100 is adjusted.
  • the selective reflection unit 510 is selectively adjusted in position in conjunction with the operation of the light emitting unit 520 in the receiving space 110, and at least a portion is configured to be located on the movement path of the measurement light. At this time, the position of the selective reflection unit 510 may be moved in a state with a predetermined angle of inclination within the accommodation space 110 , or the inclination angle itself may be adjusted.
  • the selective reflection unit 510 is moved between the light incident lens module 200 and the light distribution module 400 to reflect the reference light P,
  • the light emitting unit 520 does not operate, it deviates from the movement path of the measurement light and does not interfere with the transmission of the measurement light to the light distribution module 400 .
  • the selective reflection unit 510 may be fixedly disposed between the light incident lens module 200 and the light distribution module 400 by having the through hole 512 as in this embodiment, and in a different position is not fixed but moves when necessary and may be configured to reflect the reference light P.
  • the array unit 530 is disposed between the light emitting unit 520 and the selective reflection unit 510 to refract the reference light P and transmits it to the selective reflection unit 510 .
  • the selective reflection unit 510 has the through hole 512 formed in the central portion as shown, and accordingly, the reference light P emitted from the light emitting unit 520 is transmitted to the array unit 530 . is transmitted to the edge of the selective reflection unit 510 by
  • the reference light P is reflected from the selective reflection unit 510 , passes through the edge of the light incident lens module 200 , and refracts to be condensed on the measurement object D .
  • the reference light emitting module 500 includes the light emitting unit 520 , the selective reflection unit 510 and the array unit 530 , and emits the reference light P from the inside of the case 100 . It is transmitted to the measurement object (D) through the opening (210). And, by disposing the reference light P in the central portion of the measurement object D, the measurement light is transmitted through the central portion of the opening 210 even if the measurement light is emitted from the measurement object D thereafter. can be measured correctly.
  • the reference light emitting module 500 is preferably operated in a state in which the measurement light is not emitted from the measurement object (D).
  • the operating state of the chromaticity measuring apparatus according to the present invention is as follows.
  • FIG. 6 is a view showing a state in which the measurement position of the measurement object D is adjusted through the reference light P in the chromaticity measuring device of FIG. It is a diagram showing the operating state.
  • the reference light P emitted from the reference light emission module 500 is located in the emission area of the measurement object D.
  • FIG. it can be seen that the emission area of the measurement object D is relatively smaller than the measurement area according to the size of the opening 210, and the emission area is deflected to one side of the measurement area.
  • the reference light P is located at a position deflected to one side in the emission area of the measurement object D, and the user can visually confirm it.
  • the user adjusts the position of the reference light P to be located in the center of the emission area of the measurement object D, so that the emission area of the measurement object D is the opening 210 Even if it is smaller than the size of
  • the relative position with the measurement object D may be adjusted through the reference light P.
  • the reference light emitting module 500 is operated in a state where the measurement object D is disposed in front of the opening 210 to provide the measurement object D and the present invention. After adjusting the relative position of the chromaticity measuring device, the chromaticity of the measurement light can be measured by operating the measurement object D and simultaneously releasing the operation of the reference light P emitting device.
  • the measurement object D is measured through the reference light P.
  • the relative position when the measurement light is emitted, it is transmitted to the inside through the central portion of the light incident lens module 200 to minimize refraction so that chromaticity can be precisely measured.

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  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Spectrometry And Color Measurement (AREA)
  • Testing Of Optical Devices Or Fibers (AREA)

Abstract

La présente invention concerne un dispositif de mesure de chromaticité comportant : un boîtier comprenant une ouverture ayant une zone prédéterminée et comprenant un espace de réception communiquant avec l'ouverture ; un module de lentille de lumière incidente disposé sur un côté du boîtier pour recevoir une lumière de mesure émise par une cible de mesure ; un module de mesure disposé derrière le module de lentille de lumière incidente dans l'espace de réception pour convertir la lumière transférée du module de lentille de lumière incidente en un signal électrique, ce qui permet de mesurer la couleur ; et un module d'émission de lumière de référence permettant d'émettre une lumière de référence dans le boîtier et de transférer la lumière de référence à la cible de mesure par l'intermédiaire du module de lentille de lumière incidente, la lumière de référence étant affichée sur la cible de mesure à une position correspondant au centre de l'ouverture par le module de lentille de lumière incidente.
PCT/KR2022/000983 2021-03-03 2022-01-19 Dispositif de mesure de chromaticité pour régler une position à l'aide d'une lumière de référence WO2022186479A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2023571238A JP2024505754A (ja) 2021-03-03 2022-01-19 基準光を用いて位置を調節する色度測定装置
CN202280013632.4A CN116868035A (zh) 2021-03-03 2022-01-19 利用基准光调节位置的色度测定装置

Applications Claiming Priority (2)

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KR10-2021-0027874 2021-03-03
KR1020210027874A KR102619436B1 (ko) 2021-03-03 2021-03-03 기준광을 이용하여 위치를 조절하는 색도측정장치

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JP (1) JP2024505754A (fr)
KR (1) KR102619436B1 (fr)
CN (1) CN116868035A (fr)
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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20070019743A (ko) * 2004-05-26 2007-02-15 올림푸스 가부시키가이샤 촬영 시스템
US20140185927A1 (en) * 2011-06-07 2014-07-03 Prosper Creative Co., Ltd. Measuring instrument, measurement system, measurement position positioning method and measurement position positioning program using the same
JP5565458B2 (ja) * 2010-03-31 2014-08-06 コニカミノルタ株式会社 測定用光学系ならびにそれを用いた色彩輝度計および色彩計
KR20150137196A (ko) * 2014-05-28 2015-12-09 주식회사 맥사이언스 휘도 및 색도 분포 측정 장치
KR20160025168A (ko) * 2014-08-27 2016-03-08 (주)에이앤아이 비접촉 색상계측기

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19840049C5 (de) * 1998-09-02 2007-11-08 Leica Geosystems Ag Vorrichtung zur optischen Distanzmessung
JP2010114399A (ja) * 2008-11-10 2010-05-20 Kiwamu Takehisa 紫外レーザ装置
KR102163216B1 (ko) * 2019-02-01 2020-10-08 한국원자력연구원 광 검출 장치 및 그 제어 방법

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20070019743A (ko) * 2004-05-26 2007-02-15 올림푸스 가부시키가이샤 촬영 시스템
JP5565458B2 (ja) * 2010-03-31 2014-08-06 コニカミノルタ株式会社 測定用光学系ならびにそれを用いた色彩輝度計および色彩計
US20140185927A1 (en) * 2011-06-07 2014-07-03 Prosper Creative Co., Ltd. Measuring instrument, measurement system, measurement position positioning method and measurement position positioning program using the same
KR20150137196A (ko) * 2014-05-28 2015-12-09 주식회사 맥사이언스 휘도 및 색도 분포 측정 장치
KR20160025168A (ko) * 2014-08-27 2016-03-08 (주)에이앤아이 비접촉 색상계측기

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