WO2019235054A1 - Dispositif de mesure de caractéristiques optiques et plan de montage de dispositif de mesure - Google Patents

Dispositif de mesure de caractéristiques optiques et plan de montage de dispositif de mesure Download PDF

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Publication number
WO2019235054A1
WO2019235054A1 PCT/JP2019/015356 JP2019015356W WO2019235054A1 WO 2019235054 A1 WO2019235054 A1 WO 2019235054A1 JP 2019015356 W JP2019015356 W JP 2019015356W WO 2019235054 A1 WO2019235054 A1 WO 2019235054A1
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WO
WIPO (PCT)
Prior art keywords
measurement
calibration reference
calibration
reference member
measurement opening
Prior art date
Application number
PCT/JP2019/015356
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English (en)
Japanese (ja)
Inventor
大貴 青松
祐司 延本
利夫 河野
Original Assignee
コニカミノルタ株式会社
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 コニカミノルタ株式会社 filed Critical コニカミノルタ株式会社
Priority to JP2020523541A priority Critical patent/JP7456380B2/ja
Publication of WO2019235054A1 publication Critical patent/WO2019235054A1/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
    • G01J3/02—Details
    • 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
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/01—Arrangements or apparatus for facilitating the optical investigation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/55—Specular reflectivity
    • G01N21/57—Measuring gloss

Definitions

  • the present invention relates to an optical property measuring device and a measuring device mounting table for measuring predetermined optical properties such as color and gloss.
  • Patent Document 1 discloses an optical characteristic measuring apparatus.
  • the optical characteristic measuring apparatus disclosed in Patent Document 1 has a measurement aperture and has an optical measurement unit that measures the gloss of a measurement object facing the measurement aperture by using an optical system having a predetermined geometry.
  • a calibration reference member used for gloss calibration includes a calibration reference plate and a protective cover portion that opens at one end side and stores the calibration reference plate.
  • the gloss value of the calibration reference plate is measured by the optical measurement unit to obtain the gloss reference value, and the gloss level of the measurement target is calculated based on the gloss reference value.
  • the gloss value of the calibration reference plate may be measured by the optical measurement unit in a state where the protective cover unit and the measurement apparatus main body are not completely locked.
  • the calibration reference plate is tilted from a predetermined posture position with respect to the measuring apparatus main body and abuts only on a part of the peripheral portion of the measurement opening in the measuring apparatus main body.
  • a gap is generated between the calibration reference plate and the peripheral portion of the measurement opening of the measuring apparatus main body, which may cause variations in the gloss value of the calibration reference plate.
  • the present invention has been made in view of the above circumstances, and an object of the present invention is to provide an optical characteristic measuring apparatus and a measuring apparatus mounting base that can perform calibration with higher accuracy and accuracy.
  • an optical characteristic measuring apparatus and a measuring apparatus mounting table reflecting one aspect of the present invention are provided with a calibration reference member used for calibration of predetermined optical characteristics, and the calibration reference member facing the measurement aperture.
  • the calibration reference member includes a pressing mechanism that contacts and presses the calibration reference member in a region inside the measurement opening in the calibration reference member.
  • FIG. 3 is an enlarged perspective view of a part of the measuring device mounting base. It is an expanded sectional view of the important section in the state where the measurement opening formation member provided in the measuring device main part was inserted in the 1st calibration part provided in the measuring device mounting stand. It is explanatory drawing at the time of irradiating light to the calibration reference board provided in the 1st calibration part in the state of FIG.
  • FIG. 1 is a perspective view of an optical characteristic measuring apparatus according to an embodiment.
  • FIG. 2 is a side view of a measuring apparatus main body included in the optical characteristic measuring apparatus.
  • FIG. 3 is a bottom view of the measurement apparatus main body.
  • FIG. 4 is a perspective view of a main part in which a part of a measuring device mounting table included in the optical characteristic measuring device is shown in cross section.
  • FIG. 5 is an enlarged perspective view of a part of the measuring device mounting base.
  • the Z1-Z2 direction in the figure is the vertical direction
  • the Z1 direction is the upward direction
  • the Z2 direction is the downward direction.
  • the optical property measuring apparatus 1 in this embodiment includes a measuring apparatus main body 100 and a measuring apparatus mounting base 2 on which the measuring apparatus main body 100 is detachably mounted.
  • the measuring apparatus main body 100 includes a main body housing 102 and an optical characteristic measuring unit provided in the main body housing 102 as shown in FIGS.
  • the main body housing 102 includes an upper wall 121, side walls 122, 123, 124, 125, and a bottom wall 126. From the upper wall 121, the side walls 122, 123, 124, and 125 and the bottom wall 126, a substantially rectangular parallelepiped housing that accommodates the optical characteristic measurement unit is formed.
  • the upper wall 121 holds a monitor 134 of the optical characteristic measurement unit, and the measurement value measured by the optical characteristic measurement unit, for example, is displayed on the monitor 134.
  • a measurement opening 130 is formed in the bottom wall 126.
  • the measurement opening 130 is formed in a measurement opening forming member (target mask) 127 provided in the bottom wall 126.
  • the measurement aperture forming member 127 is a disc-shaped member, and a circular measurement aperture 130 is formed at the center.
  • the measurement opening forming member 127 is held by the bottom wall 126 so as to protrude outward from the bottom wall 126.
  • the optical property measurement unit is configured to measure a plurality of different optical properties in a measurement object facing the measurement aperture 130 by using a plurality of optical systems having different geometries.
  • the optical characteristic measurement unit includes the above-described measurement opening 130 formed in the bottom wall 126 of the main body housing 102 and a gloss measurement unit (not shown) that measures the gloss of the measurement object disposed in the measurement opening 130. 1), a colorimetry unit (not shown) for measuring the color of the measurement object arranged in the measurement opening 130, and a gloss value and a color value are obtained based on the measurement data obtained by the gloss measurement unit and the colorimetry unit.
  • a control unit (not shown) is provided.
  • the gloss measuring unit includes a gloss measuring light source 131, a gloss measuring light receiving unit 132, and the like, and these are configured to have a gloss geometry.
  • the gloss measuring unit configured as described above irradiates light from the gloss measurement light source 131 to the measurement target portion to be measured facing the measurement opening 130, and further reflects the light reflected by the measurement target by the gloss measurement light receiving unit 132. Receives light and detects gloss data. Then, based on the gloss data relating to the detected gloss, the control unit obtains the gloss value by a known method, and the obtained gloss value is displayed on the monitor 134.
  • the colorimetric unit includes a light source for colorimetry measurement, a light-receiving unit for colorimetry measurement, and the like, similar to the gloss measurement unit, and the colorimetry unit configured in this way is used for colorimetry measurement.
  • Light is applied to the measurement site of the measurement object facing the measurement aperture 130 from the light source, and the light reflected by the measurement object is received by the light-receiving unit for color measurement measurement to detect color measurement data, and the detected color measurement data
  • the control unit obtains the color value by a known method, and the obtained color value is displayed on the monitor 134.
  • the measuring device mounting base 2 is a substantially rectangular parallelepiped mounting base 21, and gloss (optical characteristic) calibration provided along the longitudinal direction of the mounting housing 21.
  • the first calibration unit 3a, the second calibration unit 3b for color (optical characteristics) calibration, and the zero calibration unit 4 are provided.
  • the first calibration unit 3 a includes a measurement opening forming member insertion portion 31 formed on the upper wall 211 of the mounting housing 21, a calibration reference member 32 used for gloss calibration, and a calibration reference member. And a pressing mechanism 33 for pressing 32.
  • the measurement opening forming member insertion portion 31 is formed with a predetermined depth and substantially the same diameter as the measurement opening forming member 127 so that the measurement opening forming member 127 can be inserted into the upper wall 211 of the mounting housing 21. .
  • the calibration reference member 32 includes a disk-shaped calibration reference plate 321a for gloss calibration and a holding member 322 for holding the calibration reference plate 321a.
  • the calibration reference plate 321a is a member having a diameter larger than that of the measurement opening 130 of the measurement opening forming member 127 and a size capable of contacting the entire periphery of the measurement opening 130 of the measurement opening forming member 127.
  • the holding member 322 includes a reference plate holding portion 323 that holds the calibration reference plate 321a on the upper side thereof.
  • the reference plate holding portion 323 includes a receiving plate 324 that receives the calibration reference plate 321a from the lower side, and a peripheral wall 325 that extends upward from the outer peripheral edge of the receiving plate 324 so as to surround the receiving plate 324.
  • the upper surface of the calibration reference plate 321a held by the reference plate holding portion 323 is exposed (so as to face the outside).
  • the height of the peripheral wall 325 is formed lower than the thickness of the calibration reference plate 321a, and the calibration reference plate 321a held by the reference plate holding part 323 protrudes above the reference plate holding part 323. ing.
  • a substantially hemispherical recess (engagement portion) 326 that engages with a contact portion 334 of a pressing mechanism 33 described later is formed at a substantially central portion (substantially central position) of the lower surface of the receiving plate 324 of the holding member 322. .
  • the calibration reference member 32 configured in this manner protrudes from the lower side to the lower side of the measurement opening forming member insertion portion 31 in the mounting housing 21 with the calibration reference plate 321a held by the holding member 322.
  • the inside of the measurement opening forming member insertion portion 31 is arranged so as to be movable up and down. Therefore, when the measurement opening forming member 127 is inserted into the measurement opening forming member insertion portion 31, the measurement opening forming member 127 and the upper surface of the calibration reference plate 321a come into contact with each other.
  • the recess 326 of the receiving plate 324 of the holding member 322 is disposed substantially at the center of the measurement opening forming member insertion portion 31, and the measurement opening forming member insertion portion
  • the measurement opening forming member 127 inserted and inserted into 31 is positioned substantially at the center of the measurement opening 130.
  • the pressing mechanism 33 includes a pressing plate 331 and a coil spring (biasing member) 332 that biases the pressing plate 331.
  • the pressing plate 331 includes a disk-shaped main body 333 and a contact portion (engaged portion) 334 that contacts the calibration reference plate 321a of the calibration reference member 32.
  • the abutting portion 334 includes a projecting portion that protrudes upward from the main body portion 333 integrally with the main body portion 333 at the central portion of the main body portion 333.
  • the contact part 334 of this embodiment is formed at the tip of the cylindrical part in a hemispherical surface (curved surface) that can be engaged with and engaged with the recess 326 of the holding member 322.
  • the pressing plate 331 is disposed on the lower side of the holding member 322 in a state where the contact portion 334 is fitted in the concave portion 326 of the holding member 322.
  • the coil spring 332 is disposed on the lower side of the pressing plate 331, and the upper end of the coil spring 332 is locked to the lower surface of the pressing plate 331, and the lower end of the coil spring 332 is locked to the mounting housing 21.
  • the spring 332 biases the pressing plate 331 upward. As a result, the substantially central portion of the holding member 322 is biased upward via the contact portion 334 of the pressing plate 331.
  • the measurement opening forming member 127 when the measurement opening forming member 127 is inserted into the measurement opening forming member insertion portion 31, the measurement opening forming member 127 and the upper surface of the calibration reference plate 321a come into contact with each other. The upper surface of the abutting calibration reference plate 321a is pressed against the measurement aperture forming member 127.
  • the second calibration unit 3b is different from the first calibration unit 3a in which the calibration reference plate 321a for gloss calibration is used in that a calibration reference plate 321b for color calibration is used.
  • the other configuration of the second calibration unit 3b is the same as that of the first calibration unit 3a.
  • the calibration reference plate 321b for color calibration has the same shape as the calibration reference plate 321a for gloss calibration.
  • the zero calibration unit 4 includes a zero calibration measurement opening forming member insertion portion 41 formed on the upper wall 211 of the mounting housing 21 and a zero calibration measurement opening formation member insertion portion. 41 and a communication hole 42 communicating with the inside of the mounting housing 21, and the measurement apparatus main body 100 is in a state in which the measurement opening forming member 127 is inserted into the second measurement opening forming member insertion portion 41.
  • the optical property measuring unit can be zero-calibrated by performing a predetermined operation.
  • the calibration reference plates 321a and 321b of the first calibration unit 3a and the second calibration unit 3b are covered with a protective cover 328 as shown in FIG. It is possible to prevent dust and the like from adhering to the calibration reference plates 321a and 321b, and to prevent damage caused by other objects hitting the calibration reference plates 321a and 321b.
  • FIG. 6 is an enlarged cross-sectional view of a main part in a state in which a measurement opening forming member provided in the measurement apparatus main body is fitted into a first calibration part provided in the measurement apparatus mounting base.
  • FIG. 7 is an explanatory diagram when light is applied to the calibration reference plate provided in the first calibration unit in the state of FIG.
  • FIG. 8 is an explanatory diagram when light is applied to the calibration reference plate of the calibration unit in the comparative example.
  • FIG. 9 is a graph showing data obtained by measuring the optical characteristic values (gloss values) of the calibration reference plates of the measurement device table of the embodiment and the measurement device table of the comparative example.
  • the user When performing calibration for gloss measurement, the user removes the protective cover 328 of the first calibration unit 3a, and forms the measurement opening forming member 127 of the measurement apparatus main body 100 as shown in FIG. It is inserted into the member insertion part 31. At that time, the inner periphery of the peripheral wall of the measurement opening forming member insertion portion 31 guides the measurement opening forming member 127, and the measurement opening forming member 127 smoothly enters the measurement opening forming member insertion portion 31.
  • the measurement aperture forming member 127 When the measurement aperture forming member 127 enters the measurement aperture forming member insertion portion 31, the lower surface (outer surface) of the measurement aperture forming member 127 comes into contact with the calibration reference plate 321a for gloss calibration, and further, the measurement aperture is formed.
  • the measurement opening forming member 127 When the member 127 is pushed into the measurement opening forming member insertion portion 31, the measurement opening forming member 127 is inserted in a state where the calibration reference plate 321 a for gloss calibration is pushed down against the biasing force of the coil spring 332. .
  • the calibration reference plate 321a for gloss calibration is attached to the lower surface (outer surface) of the measurement aperture forming member 127 with the coil spring 332 attached in a state where the measurement aperture forming member 127 is inserted into the measurement aperture forming member insertion portion 31. It becomes a state pressed by the power.
  • the coil spring 332 presses the calibration reference plate 321a through the contact portion 334 of the pressing plate 331 and the holding member 322 at a portion corresponding to the center of the measurement opening 130 in the measurement opening forming member 127.
  • the urging force is applied to the entire circumference of the measurement opening 130 in the measurement opening forming member 127 substantially evenly.
  • the calibration reference plate 321a for gloss calibration when the end of the calibration reference plate 321a is pressed by a spring, the calibration reference plate 321a for gloss calibration is against the measurement aperture forming member 127 as shown in FIG.
  • a gap t is likely to be generated between a part of the circumference of the measurement opening 130 and the calibration reference plate 321a for gloss calibration, which is inclined from a predetermined position. Therefore, in this case, there is a possibility that the gloss measurement value of the calibration reference plate 321a for gloss calibration may vary, and it is difficult to accurately reproduce the gloss value of the calibration reference plate 321a for gloss calibration, and highly accurate calibration is performed. It's hard to do.
  • the biasing force of the coil spring 332 is applied substantially uniformly to the entire circumference of the measurement opening 130 in the measurement opening forming member 127. Therefore, as shown in FIG. 7, a calibration reference plate 321a for gloss calibration is provided. Is more reliably disposed at a predetermined position without inclining with respect to the measurement aperture forming member 127, and the entire circumference of the measurement aperture 130 abuts against the calibration reference plate 321a for gloss calibration, and the circumference of the measurement aperture 130 And a calibration reference plate 321a for gloss calibration are hardly generated. Therefore, there is little possibility that the gloss value of the calibration reference plate 321a for gloss calibration will vary, and the gloss value of the calibration reference plate 321a for gloss calibration can be more accurately reproduced and calibration can be performed with high accuracy.
  • the gloss value of the calibration reference plate 321a for gloss calibration is desorbed each time for each of the optical property measuring apparatus 1 of the present embodiment (the product of the present embodiment) and the comparative example shown in FIG.
  • the measurement was performed 20 times, and for each gloss value, the difference from the gloss value measured at the first time was obtained.
  • the horizontal axis in FIG. 9 is the number of measurements, and the vertical axis is the difference from the first measurement value.
  • the user removes the protective cover 328 of the second calibration unit 3b and removes the measurement opening forming member 127 of the measurement apparatus main body 100 from the measurement apparatus, as in the case of the above-described gloss calibration.
  • the measurement opening forming member insertion portion 31 of the table 2 is inserted. Even in this case, the inner periphery of the peripheral wall of the measurement opening forming member insertion portion 31 guides the measurement opening forming member 127, and the measurement opening formation member 127 smoothly enters the measurement opening formation member insertion portion 31.
  • the calibration reference plate 321b for color calibration is pressed against the measurement aperture forming member 127 by the biasing force of the coil spring 332 in a state where the measurement aperture forming member 127 is inserted into the measurement aperture forming member insertion portion 31. It becomes a state.
  • the coil spring 332 presses the calibration reference plate 321b through the contact portion 334 of the pressing plate 331 and the holding member 322 at the portion corresponding to the center of the measurement opening 130 in the measurement opening forming member 127.
  • the biasing force of the spring 332 is applied to the entire circumference of the measurement opening 130 in the measurement opening forming member 127 substantially evenly.
  • the calibration reference plate 321b for color calibration is more reliably arranged at a predetermined position without being inclined with respect to the measurement aperture forming member 127, and the entire peripheral portion of the measurement aperture 130 is calibrated for color calibration.
  • a gap is less likely to occur between the peripheral portion of the measurement opening 130 and the calibration reference plate 321b for color calibration, in contact with the reference plate 321b. Therefore, there is little possibility of variations in the color values of the calibration reference plate 321b for color calibration, the color calibration values of the calibration reference plate 321b for color calibration can be accurately reproduced, and highly accurate calibration can be performed.
  • FIG. 10 is an explanatory diagram of a main part of another embodiment of the measuring device mounting base.
  • FIG. 11 is a cross-sectional view of another embodiment of a measurement aperture forming member provided in the measurement apparatus.
  • the recess 326 is provided in the receiving plate 324 of the holding member 322, and the contact portion 334 including the protruding portion that fits into the recess 326 is provided in the pressing plate 331.
  • the receiving plate 324 a of the holding member 322 a is provided with a protruding portion 326 a that protrudes downward from the receiving plate 324 a and the pressing plate 331 a is fitted with the protruding portion 326 a.
  • An abutting portion 334a may be provided and can be changed as appropriate.
  • the coil spring 332 was a thing with the diameter of an upper end smaller than the diameter of a lower end, the coil spring 332 is not specifically limited, For example, as shown in FIG.
  • the coil spring 332a may have substantially the same diameter at the lower end.
  • the outer surface (lower surface) 128 which is a facing surface facing the calibration reference plates 321a and 321b in the calibration in the measurement aperture forming member 127 may be a flat surface. However, as shown in FIG. In at least the peripheral region of 130, it gradually protrudes outward (in the direction from the inside to the outside along the normal direction of the opening surface of the measurement opening 130) toward the peripheral edge 128 a of the measurement opening 130 (as it goes inward in the radial direction).
  • the peripheral edge 128a of the measurement opening 130 may be formed in a bulging shape or a tapered shape that protrudes outward most.
  • the entire periphery 128a of the measurement opening 130 in the measurement opening forming member 127 can be more reliably brought into contact with the calibration reference plates 321a and 321b.
  • the amount of protrusion from the outer peripheral end of the measurement opening forming member 127 to the peripheral edge 128a of the measurement opening 130 may be, for example, about several ⁇ m. In FIG. 11, from the outer peripheral end of the measurement opening forming member 127 to the peripheral edge 128a of the measurement opening 130. The amount of protrusion is exaggerated.
  • the measuring apparatus main body 100 is capable of measuring gloss and color, but may be any instrument that can measure either gloss or color, for example.
  • the measuring device table 2 also includes a first calibration unit 3a for gloss calibration, a second calibration unit 3b for color calibration, and a zero calibration unit 4, but the first calibration unit 3a for gloss calibration and the color are also provided. Any device provided with at least one of the second calibration unit 3b for calibration may be used and can be appropriately changed.
  • the coil spring 332 is used, and the calibration reference member 32 forms the measurement opening by pressing the abutting portion 334 of the pressing plate 331 against the substantially central portion of the holding member 322 by the coil spring 332.
  • the member 127 is pressed at a portion corresponding to the substantially central portion of the measurement opening 130.
  • the present invention is not limited to this configuration.
  • a plate spring is used, and the calibration reference member 32 is a measurement opening forming member 127 using the plate spring. May be pressed at a portion corresponding to the inner side (inner peripheral side) of the measurement opening 130 in FIG.
  • the press mechanism 33 is provided with the press plate 331 and the coil spring 332, the press mechanism 33 is comprised only from the coil spring 332, for example, the thing which does not have the press plate 331. But it ’s okay.
  • the pressing mechanism 33 is composed only of the coil spring 332 and the upper end of the coil spring 332 is brought into contact with the calibration reference member 32, the upper end of the coil spring 332 is smaller than the diameter of the measurement opening 130, and the calibration reference member 32.
  • what is necessary is just to contact
  • An optical property measurement apparatus includes an optical property measurement unit that has a measurement aperture and measures a predetermined optical property in a measurement object facing the measurement aperture by using an optical system having a predetermined geometry; When the calibration reference member used for calibration of optical characteristics and the calibration reference member are exposed to the measurement aperture, the calibration reference member is brought into contact with a region inside the measurement aperture in the optical property measurement unit, A pressing mechanism for pressing.
  • the optical property measuring apparatus can perform calibration with higher accuracy and more accurately, and can obtain the optical property of the measurement object with high accuracy.
  • the pressing mechanism includes a pressing plate and a biasing member that biases the pressing plate so that the pressing plate presses the calibration reference member at the portion.
  • the biasing member is a coil spring
  • the pressing plate is a plate-like shape that engages with the coil spring so as to be biased by the coil spring.
  • a main body and a contact portion provided on the main body so as to contact the calibration reference member so as to press the calibration reference member at the portion.
  • Such an optical characteristic measuring apparatus can more reliably press the calibration reference member to the entire circumference of the measurement opening in the optical characteristic measuring unit.
  • the contact portion is a curved surface.
  • Such an optical characteristic measuring apparatus can press the calibration reference member with a small contact area, and can more reliably press the calibration reference member to the entire circumference of the measurement opening in the optical characteristic measurement unit.
  • the contact portion has a protruding shape.
  • an optical characteristic measuring apparatus in which the abutting portion has a protruding shape is provided.
  • a portion of the calibration reference member that is in contact with the contact portion has a protruding shape.
  • an optical characteristic measuring apparatus in which a portion of the calibration reference member that is in contact with the contact portion has a protruding shape.
  • the measurement aperture forming member in which the measurement aperture is formed is provided, and the measurement aperture forming member is arranged at a peripheral edge of the measurement aperture in a peripheral region of the measurement aperture.
  • the measurement opening gradually protrudes outward, and the peripheral edge of the measurement opening protrudes outward most.
  • Such an optical characteristic measuring apparatus can easily apply the calibration reference member to the entire periphery of the measurement opening, and can more reliably press the calibration reference member to the entire circumference of the measurement opening in the optical characteristic measurement unit.
  • the measurement device body including the optical property measurement unit, the calibration reference member, and the pressing mechanism, and the measurement device body is detachably mounted.
  • a pedestal A pedestal.
  • Such an optical characteristic measurement apparatus can press the calibration reference member to the entire circumference of the measurement opening in the optical characteristic measurement unit by placing the measurement apparatus main body on the measurement apparatus mounting base. Therefore, the optical property measuring apparatus can easily and reliably press the calibration reference member against the entire circumference of the measurement opening in the optical property measuring unit.
  • a measuring apparatus mounting base has a measurement aperture, and by using an optical system having a predetermined geometry, a measurement apparatus main body for measuring a predetermined optical characteristic in a measurement object facing the measurement aperture is detachably mounted.
  • a pressing mechanism that contacts and presses in a region inside the measurement opening.
  • the calibration reference member can be made to face the measurement opening, and the portion where the calibration reference member hits the inside of the measurement opening in the optical property measuring unit by the pressing mechanism. Can be pressed.
  • the calibration reference member can be pressed against the entire circumference of the measurement opening in the optical characteristic measurement unit, and the calibration reference member is more reliably disposed at a predetermined position with respect to the optical characteristic measurement unit. Variations in the optical characteristic values are unlikely to occur, reproducibility is ensured, and an accurate optical characteristic reference value can be obtained more reliably. Therefore, the measurement apparatus table can be calibrated with high accuracy and more reliably.
  • the pressing mechanism includes a pressing plate, and a biasing member that biases the pressing plate so that the pressing plate presses the calibration reference member at the portion. Is provided.
  • the calibration reference member can be reliably pressed against the entire circumference of the measurement opening in the optical characteristic measurement unit.
  • the biasing member is a coil spring
  • the pressing plate is engaged with the coil spring so as to be biased by the coil spring.
  • a contact portion that is provided on the main body portion and contacts the calibration reference member so as to press the calibration reference member at the portion.
  • Such a measuring apparatus mounting base can press the calibration reference member more securely against the entire circumference of the measurement opening in the optical characteristic measuring section.
  • the contact portion is a curved surface.
  • Such a measuring apparatus mounting base can press the calibration reference member with a small contact area, and can more reliably press the calibration reference member to the entire circumference of the measurement opening in the optical characteristic measurement unit.
  • the calibration reference member includes a calibration reference plate used for calibration of the predetermined optical characteristic, and a holding member that holds the calibration reference plate, and the holding The member includes an engagement portion that engages with the contact portion.
  • the contact portion is a protrusion
  • the engagement portion is a recess into which the protrusion is fitted.
  • the engaging portion is a protruding portion
  • the abutting portion is a concave portion into which the protruding portion is fitted.
  • Such a measuring device mounting base includes an engaging portion that engages the abutting portion with the holding member, so that the abutting portion can be easily and reliably disposed at a predetermined position, and the calibration reference plate is surely applied to the inside of the measurement opening. It can be pressed at the part.
  • the optical characteristic measuring apparatus and measuring device mounting stand which measure a predetermined optical characteristic can be provided.

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Abstract

Cette invention concerne un dispositif de mesure de caractéristique optique et un plan de montage de dispositif de mesure, comprenant un élément de référence d'étalonnage utilisé pour l'étalonnage d'une caractéristique optique prescrite et un mécanisme de pression qui est en contact avec et pousse l'élément de référence d'étalonnage dans une zone à l'intérieur d'une ouverture de mesure lorsque l'élément de référence d'étalonnage est amené à faire face à l'ouverture de mesure.
PCT/JP2019/015356 2018-06-07 2019-04-08 Dispositif de mesure de caractéristiques optiques et plan de montage de dispositif de mesure WO2019235054A1 (fr)

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JP2020523541A JP7456380B2 (ja) 2018-06-07 2019-04-08 光学特性測定装置および測定装置置台

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JP2018109682 2018-06-07
JP2018-109682 2018-06-07

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WO2019235054A1 true WO2019235054A1 (fr) 2019-12-12

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10239152A (ja) * 1997-02-26 1998-09-11 Fujitsu Ltd 光源装置
JP2000189151A (ja) * 1998-12-28 2000-07-11 Sapporo Breweries Ltd 微生物発光画像解析装置の試料ホルダ取り付け構造
JP2000338033A (ja) * 1999-05-27 2000-12-08 Hamamatsu Photonics Kk 光計測装置
JP2001221686A (ja) * 2000-02-04 2001-08-17 Minolta Co Ltd 反射特性測定装置
JP2003315150A (ja) * 2002-04-26 2003-11-06 Noritsu Koki Co Ltd 測色装置
JP2005030944A (ja) * 2003-07-07 2005-02-03 Noritsu Koki Co Ltd 測色装置
JP2013130561A (ja) * 2011-11-25 2013-07-04 Canon Inc 読取装置およびプリント装置
US20170284930A1 (en) * 2016-04-05 2017-10-05 Viavi Solutions Inc. Light pipe for spectroscopy

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010021266A1 (fr) * 2008-08-22 2010-02-25 コニカミノルタセンシング株式会社 Système colorimétrique et unité de tirage d'épreuve de la couleur blanche
JP2015051574A (ja) * 2013-09-06 2015-03-19 キヤノンファインテック株式会社 画像形成装置および画像形成装置の制御方法

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10239152A (ja) * 1997-02-26 1998-09-11 Fujitsu Ltd 光源装置
JP2000189151A (ja) * 1998-12-28 2000-07-11 Sapporo Breweries Ltd 微生物発光画像解析装置の試料ホルダ取り付け構造
JP2000338033A (ja) * 1999-05-27 2000-12-08 Hamamatsu Photonics Kk 光計測装置
JP2001221686A (ja) * 2000-02-04 2001-08-17 Minolta Co Ltd 反射特性測定装置
JP2003315150A (ja) * 2002-04-26 2003-11-06 Noritsu Koki Co Ltd 測色装置
JP2005030944A (ja) * 2003-07-07 2005-02-03 Noritsu Koki Co Ltd 測色装置
JP2013130561A (ja) * 2011-11-25 2013-07-04 Canon Inc 読取装置およびプリント装置
US20170284930A1 (en) * 2016-04-05 2017-10-05 Viavi Solutions Inc. Light pipe for spectroscopy

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