WO2011122584A1 - Dispositif d'inspection de qualité d'aliments et procédé d'inspection de qualité d'aliments - Google Patents

Dispositif d'inspection de qualité d'aliments et procédé d'inspection de qualité d'aliments Download PDF

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Publication number
WO2011122584A1
WO2011122584A1 PCT/JP2011/057707 JP2011057707W WO2011122584A1 WO 2011122584 A1 WO2011122584 A1 WO 2011122584A1 JP 2011057707 W JP2011057707 W JP 2011057707W WO 2011122584 A1 WO2011122584 A1 WO 2011122584A1
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Prior art keywords
food
infrared light
image
light
wavelength
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PCT/JP2011/057707
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English (en)
Japanese (ja)
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田村　守
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株式会社システムブレイン
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Priority to JP2011538199A priority Critical patent/JPWO2011122584A1/ja
Publication of WO2011122584A1 publication Critical patent/WO2011122584A1/fr

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    • 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
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/314—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths
    • G01N21/3151—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths using two sources of radiation of different wavelengths
    • 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
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/3563—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing solids; Preparation of samples therefor
    • 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
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/359—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light using near infrared light

Definitions

  • the present invention relates to a food quality inspection apparatus and a food quality inspection method, and more particularly to a food quality inspection apparatus and a food quality inspection method that are suitably used to determine the freshness of food.
  • Freshness of fresh food is generally confirmed visually.
  • fresh fish meat is a beautiful red color but turns brown when it deteriorates.
  • myoglobin which is a muscle red pigment contained in fish meat
  • oxygen oxygenated myoglobin
  • it is oxidized and oxidized myoglobin when exposed to air for a long time. Because it becomes brown.
  • the apparatus for measuring freshness of meat described in Patent Document 1 was able to perform a spectrum analysis of changes in meat pigments in meat, but the actual measurement target substances (meat pigments Mb, MbO, MMb here) Absorption could not be determined.
  • the actual measurement target substances meat pigments Mb, MbO, MMb here
  • most of the light is reflected on the surface, and the light that has entered the interior also receives multiple scattering.
  • the attenuation of light due to reflection on the surface and multiple scattering is several tens of times greater than the attenuation due to absorption of the measurement target substance (in this case, myoglobin). Therefore, the actual absorption of the measurement target substance could not be measured at all.
  • an object of the present invention is to provide a food quality inspection apparatus and a food quality inspection method capable of inspecting food quality with high accuracy.
  • the aspect of the present invention that solves the above problems includes a first light source that irradiates food with a first near-infrared light having a first wavelength selected from an absorption wavelength region unique to a measurement target substance, and a first near-red light.
  • a second light source that irradiates the food with a second near-infrared light having a second wavelength that is less absorbed by the substance to be measured than external light; and the first near-red light among the reflected light reflected from the food
  • a first spectroscopic unit that selectively transmits external light; a second spectroscopic unit that selectively transmits the second near-infrared light of the reflected light; and a reflected light that has passed through the first spectroscopic unit.
  • a first image pickup device that picks up an image
  • a second image pickup device that picks up the reflected light that has passed through the second spectroscopic means
  • an image processing unit wherein the first light source and the second light source operate simultaneously
  • the image processing unit is configured to obtain a signal obtained from the first image sensor and a second image sensor.
  • the food quality inspection apparatus is characterized in that a first near-infrared absorption image is formed on the basis of the difference between signals.
  • the influence of reflection on the food surface or multiple scattering inside the food can be eliminated.
  • the absorption of the first near infrared light can be detected with high accuracy, and the quality of the food can be inspected with high accuracy.
  • the absorption of the first near-infrared light can be confirmed from the image, that is, the quality of the food can be easily confirmed from the image, and the quality of the food can be inspected quickly and easily. Furthermore, a wide range of quality of food can be easily confirmed.
  • the first near-infrared light having a first wavelength selected from an absorption wavelength region unique to the measurement target substance and the absorption by the measurement target substance more than the first near-infrared light.
  • a light source that irradiates the food with a second near-infrared light having a small second wavelength, and a first spectroscopic means that selectively transmits the first near-infrared light among the reflected light reflected from the food;
  • Second spectroscopic means for selectively transmitting the second near-infrared light in the reflected light, first image pickup device for imaging the reflected light transmitted through the first spectroscopic means, and the second spectroscopic means
  • a second image pickup device that picks up the reflected light that has passed through and an image processing unit, wherein the image processing unit is a difference between a signal obtained from the first image pickup device and a signal obtained from the second image pickup device.
  • a food product characterized by forming a first near-infrared absorption image based on In
  • the influence of reflection on the food surface or multiple scattering inside the food can be eliminated.
  • the absorption of the first near infrared light can be detected with high accuracy, and the quality of the food can be inspected with high accuracy.
  • the absorption of the first near-infrared light can be confirmed from the image, that is, the quality of the food can be easily confirmed from the image, and the quality of the food can be inspected quickly and easily. Furthermore, a wide range of quality of food can be easily confirmed.
  • the substance to be measured is oxidized myoglobin or oxidized hemoglobin
  • the second wavelength is a wavelength for removing multiple scattering.
  • an image display unit for displaying the absorption image of the first near infrared light is further provided. According to this, the formed absorption image of the first near infrared light can be confirmed immediately, and the quality of the food can be inspected more easily.
  • the first near-infrared light having a first wavelength selected from an absorption wavelength region unique to the measurement target substance, and the absorption by the measurement target substance more than the first near-infrared light.
  • the food is irradiated with second near infrared light having a small second wavelength, and the difference between the first near infrared light and the second near infrared light in the reflected light reflected from the food.
  • the food quality inspection method is characterized by detecting a change in the first near-infrared light due to the substance to be measured and inspecting the quality of the food.
  • the influence of reflection on the food surface or multiple scattering inside the food can be eliminated.
  • the absorption of the first near infrared light can be detected with high accuracy, and the quality of the food can be inspected with high accuracy.
  • the first image is obtained by irradiating the food with the first near-infrared light and photographing the reflected light of the first near-infrared light from the food.
  • obtaining the second image by irradiating the food with the second near-infrared light and photographing the reflected light of the second near-infrared light from the food.
  • what inspects the quality of the said food by forming the absorption image of the 1st near-infrared light based on the difference of the said 1st image and the said 2nd image is mentioned.
  • FIG. 1 It is a block diagram which shows the quality inspection apparatus of the foodstuff which concerns on Embodiment 1.
  • FIG. It is explanatory drawing of the quality inspection apparatus of the foodstuff which concerns on Embodiment 1.
  • FIG. It is a figure which shows the result at the time of the measurement start of Test Example 1. It is a figure which shows the result after 12-hour progress of the test example 1.
  • FIG. It is a figure which shows the result after 24 hours passage of Test Example 1.
  • the food quality inspection method of the present invention includes a first near-infrared light having a first wavelength selected from an absorption wavelength region unique to a measurement target substance, and absorption by the measurement target substance rather than the first near-infrared light. Irradiating the food with the second near infrared light having a second wavelength with a small wavelength, based on the difference between the first near infrared light and the second near infrared light in the reflected light reflected from the food The absorption of the first near-infrared light by the substance to be measured is detected, and the quality of the food is examined.
  • the absorption of the first near infrared light is performed based on the difference between the first near infrared light and the second near infrared light in the reflected light reflected from the food.
  • Absorption of the first near-infrared light may be detected by the difference between the first near-infrared light and the second near-infrared light in the reflected light reflected from the food, or the difference is statistically processed.
  • the absorption of the first near-infrared light may be detected by performing processing such as analysis processing and image processing. For example, the freshness of food can be graded using processed data.
  • the first near-infrared light is used as the food. And irradiating the food with the first near-infrared light to obtain the first image by photographing the reflected light from the food, irradiating the food with the second near-infrared light, and the second near-infrared light.
  • the first optical filter that irradiates the first near infrared light from the first light source to the food and selectively transmits the first near infrared light among the reflected light reflected from the food.
  • the first image is obtained by taking a picture with a camera equipped with.
  • a camera provided with a second optical filter that irradiates the second near-infrared light from the second light source onto the food and selectively transmits the second near-infrared light among the reflected light reflected from the food.
  • a second image is obtained by shooting.
  • a first near-infrared absorption image is formed based on the difference between the first image and the second image. According to this, the substance to be measured can be confirmed from the absorption image, and the quality of the food can be easily confirmed.
  • the step of obtaining the first image and the step of obtaining the second image may be performed simultaneously or separately.
  • the step of obtaining the first image and the step of obtaining the second image are performed separately, for example, the first image is obtained by the first camera having the first optical filter, and the second image is obtained by the second camera having the second optical filter.
  • the first image and the second image may be obtained in order by exchanging the optical filter attached to the camera and switching the light source.
  • FIG. 1 is a block diagram of a food quality inspection apparatus according to Embodiment 1 of the present invention.
  • a food quality inspection apparatus 100 includes a first light source 10A that irradiates food with a first near-infrared light having a first wavelength selected from an absorption wavelength region unique to a measurement target substance.
  • the first spectroscopic means (first optical filter 20A described later) that selectively transmits the first near-infrared light out of the reflected light reflected from the food, and the absorption by the measurement target substance is smaller than the first wavelength, or A second light source 10B that irradiates the food with a second near-infrared light having a second wavelength selected from a region other than the absorption wavelength region, and a second that selectively transmits the second near-infrared light out of the reflected light.
  • Spectroscopic means (second optical filter 20B described later).
  • the first light source 10A irradiates the food with the first near-infrared light having the first wavelength selected from the absorption wavelength region unique to the measurement target substance.
  • the substance to be measured here refers to a substance that serves as an index for quality inspection of food, and examples thereof include a substance that serves as an index of freshness and a foreign substance. More specifically, examples of the measurement target substance include oxidized myoglobin and oxidized hemoglobin. Myoglobin and hemoglobin contained in fish and the like are oxidized with the passage of time to become oxidized myoglobin and oxidized hemoglobin.
  • the second light source 10B irradiates the food with the second near-infrared light having the second wavelength that is less absorbed by the measurement target substance than the first near-infrared light.
  • the second wavelength is different from the first wavelength in the absorptance due to the substance to be measured. That is, the second wavelength is a wavelength for removing multiple scattering. Specifically, it is preferable that the second near-infrared light has a smaller absorption than the first near-infrared light and is hardly absorbed by the measurement target substance (non-specific one). . Thereby, the second near-infrared light can be used as a comparative control of the first near-infrared light. In other words, the first near-infrared light can have a measurement wavelength, and the second near-infrared light can have a reference wavelength.
  • first near-infrared light and the second near-infrared light preferably have substantially the same biological permeability.
  • the first near-infrared light and the second near-infrared light are It is preferable to have a close wavelength.
  • the first near-infrared light is assumed to have the maximum absorption wavelength of the measurement target substance, and the second near-infrared light is selected from the absorption wavelength region of the measurement target substance but deviates from the maximum absorption wavelength. What is necessary is just to have a wavelength.
  • the first light source 10A and the second light source 10B generate predetermined near-infrared light as described above, and it is preferable that the wavelength can be set appropriately according to the substance to be measured.
  • an LD, a light emitting diode (LED), or the like can be used.
  • LD and LED have a relatively strong light amount and can irradiate near infrared light having a desired wavelength. Moreover, there is no possibility of becoming a heat source.
  • the first light source 10A can irradiate near infrared wavelengths near 760 nm
  • the second light source 10B can irradiate near infrared wavelengths near 850 nm.
  • the first spectroscopic means selectively transmits the first near-infrared light among the reflected light reflected from the food.
  • the first optical filter 20A capable of selectively transmitting the first near-infrared light is used as the first spectroscopic means. That is, the first optical filter 20A capable of selectively transmitting a near-infrared wavelength of 760 nm was used as the first spectroscopic means.
  • the second spectroscopic means selectively transmits the second near-infrared light among the reflected light reflected from the food.
  • the second optical filter 20B that can selectively transmit the second near-infrared light is used as the second spectroscopic means. That is, the second optical filter 20B that can selectively transmit a near-infrared wavelength of 850 nm was used as the second spectroscopic means.
  • the reflected light transmitted through the first spectroscopic means passes through the first lens 30A for image formation and is received by the first image sensor 40A.
  • the reflected light transmitted through the second spectroscopic means passes through the first imaging lens 30B and is received by the second image sensor 40B.
  • the first image sensor 40A receives the reflected light that has passed through the first lens 30A and converts it into a signal
  • the second image sensor 40B converts the reflected light that has passed through the second lens 30B into a signal.
  • Examples of the first image sensor 40A and the second image sensor 40B include a CCD element and a CMOS element. In the present embodiment, CCD elements are used as the first image sensor 40A and the second image sensor 40B, respectively.
  • the signal obtained from the first image sensor 40A and the signal obtained from the second image sensor 40B are sent to the image processing unit 50.
  • the image processing unit 50 uses the signal obtained from the first image sensor 40A as the first near infrared light measurement data, and uses the signal obtained from the second image sensor 40B as the second near infrared light measurement data. Based on these differences, an absorption image of the first near-infrared light is formed. That is, a two-wavelength absorption difference image is formed from the difference between the obtained measurement data of the first near infrared light and the measurement data of the second near infrared light.
  • the second near-infrared light is less absorbed by the measurement target substance than the first near-infrared light or is not absorbed by the measurement target substance. For this reason, by taking the difference between the measurement data of the first near infrared light and the measurement data of the second near infrared light, the influence of reflection on the food surface, multiple scattering inside the food, and other environmental fluctuations, etc. It is possible to detect the change (absorption) of the first near-infrared light due to the substance to be measured without the influence of the above. Therefore, it is possible to detect the change of the first near infrared light due to the measurement target substance with high accuracy. In the present embodiment, it is possible to visualize the presence / absence and concentration of a measurement target substance in food.
  • the image processing unit 50 is connected to the image display unit 60 so that the first near-infrared absorption image obtained by the image processing unit 50 can be displayed on the image display unit 60.
  • the image processing unit 50 is connected to the interface 70 so that the first near-infrared absorption image obtained by the image processing unit 50 can be output to an external personal computer (PC) 200 or the like. It has become.
  • PC personal computer
  • FIG. 2 is a schematic cross-sectional view and a schematic front view of the food quality inspection apparatus of the present embodiment.
  • the quality inspection apparatus 100 includes a first lens 30A, a first image sensor 40A that captures an image formed through the first lens 30A, a second lens 30B, A second imaging device 40B that captures an image formed through the two lenses 30B and an image processing unit 50 are provided therein, and the first light source 10A, the second light source 10B, the first optical filter 20A, and the second optical filter This is a compound eye camera provided with 20B outside.
  • a first optical filter 20A is provided on the front surface of the first lens 30A, and a first light source 10A including four irradiation units 10a is provided so as to surround the first optical filter 20A.
  • a second optical filter 20B is provided in front of the second lens 30B, and a second light source 10B including four irradiation units 10b is provided so as to surround the second optical filter 20B. Since the quality inspection apparatus 100 according to the present embodiment has the above-described configuration, the focal length of the part to be detected can be arbitrarily adjusted.
  • the first near-infrared light and the second near-infrared light are simultaneously irradiated from the first light source 10A and the second light source 10B of the quality inspection apparatus 100 having the above-described configuration, the first near-infrared light is irradiated. A part of the light and the second near-infrared light is absorbed by the food, and a part thereof is reflected. Of the reflected light, only the first near-infrared light passes through the first optical filter 20A, is converted into a signal in the first image sensor 40A via the first lens 30A for image formation, and the second Only near-infrared light passes through the second optical filter 20B and is converted into a signal in the second imaging element 40B via the second lens 30B for imaging.
  • the image processing unit 50 forms a first near-infrared absorption image based on the difference between the signal obtained from the first image sensor 40A and the signal obtained from the second image sensor 40B.
  • the first near-infrared absorption image is displayed on the image display unit 60 (not shown).
  • the quality inspection using the quality inspection apparatus 100 according to the present embodiment will be briefly described by taking the freshness inspection of raw fish as an example.
  • oxygenated myoglobin is oxidized into oxidized myoglobin.
  • the amount of oxygenated myoglobin in the raw fish is large and the amount of oxidized myoglobin is small.
  • the raw fish oxidized myoglobin can be used as a measurement target substance and can be used as an index of freshness.
  • the maximum absorption wavelength of oxidized myoglobin is around 760 nm. That is, the presence of oxidized myoglobin absorbs near infrared wavelengths near 760 nm.
  • the first light source 10A irradiates the first near infrared light in the vicinity of 760 nm, which is the absorption wavelength peak of oxidized myoglobin
  • the second light source 10B has the second light in the vicinity of 850 nm. Near-infrared light was irradiated.
  • the degree of oxidation of oxygenated myoglobin that is, the degree of presence of oxidized myoglobin, can be determined from the first near-infrared absorption image, and the freshness of raw fish can be easily inspected.
  • the quality inside food can be inspected by using near-infrared light having high biological permeability. And by taking the difference between the measurement data of the first near-infrared light and the measurement data of the second near-infrared light, it is influenced by reflection on the food surface, multiple scattering inside the food, and other environmental fluctuations. It is possible to detect the change (absorption) of the first near-infrared light due to the measurement target substance with high accuracy by eliminating the influence. Therefore, the quality of food can be inspected with high accuracy.
  • the absorption image data of the first near-infrared light can be obtained with one operation, and the quality can be inspected by confirming the absorption image immediately after the measurement.
  • the quality of the food can be easily confirmed by the image, and the quality of the food can be inspected quickly and easily. Therefore, the quality can be inspected without selecting a place.
  • the quality inspection apparatus 100 of this embodiment is a non-contact type, it can be reduced in size and weight.
  • the downsized and lighter quality inspection device is easy to carry and can easily inspect food quality at any time during transportation, storage, store display, etc. of food.
  • the strength of the light source and the sensitivity of image sensors such as CCD elements can be increased even for foods that are frosted or in food in a styrofoam tray. Therefore, quality inspection can be performed even for food in a display state or a packaged state.
  • Test Example 1 The quality inspection of beef (sirloin) was performed by the food quality inspection method of the present invention.
  • beef (sirloin) which has a shelf life of 48 hours, was purchased and stored in a control room temperature controlled at 20 ° C., and quality inspection was performed at 12 hour intervals after purchase.
  • first, 760 nm CCD camera images were obtained by irradiating beef with near-infrared light of 760 nm from the first light source and photographing the reflected light transmitted through the first optical filter with a CCD camera.
  • the first optical filter can selectively transmit a near-infrared wavelength of 760 nm.
  • 850 nm CCD camera images were obtained by irradiating beef with near-infrared light of 850 nm from a second light source and photographing the reflected light transmitted through the second optical filter with a CCD camera.
  • the second optical filter can selectively transmit a near infrared wavelength of 850 nm.
  • a 760 nm absorption image was formed by subtracting the 760 nm CCD camera image and the 850 nm CCD camera image.
  • the maximum absorption wavelength of oxidized myoglobin is 760 nm
  • the reference wavelength (second wavelength) is 850 nm where the absorption of oxidized myoglobin is small.
  • the color camera images in the table were taken with a general color camera different from the food quality inspection apparatus according to the first embodiment.
  • 3 to 7 show color camera images, 760 nm CCD camera images, 850 nm CCD camera images, absorption images, and pseudo color display images after the start of measurement, after 12 hours, 24 hours, 36 hours, and 48 hours. Show.
  • luminance of each image was attached
  • 3 to 7 are absorption images having a near infrared wavelength having a wavelength of 760 nm obtained from a difference between a signal obtained from a 760 nm CCD element and a signal obtained from an 860 nm imaging element. That is, an absorption image of oxidized myoglobin.
  • the pseudo color display image can clearly determine the increase in oxidized myoglobin, and can easily determine the freshness of the meat.
  • FIG. 3 and FIG. 4 it can be seen that a slight increase in oxidized myoglobin after 12 hours can also be determined. Further, by comparing FIG. 3 and FIG. 5, it can be seen that the oxidized myoglobin increased significantly after 24 hours. In particular, in the pseudo color display image, red is strong and it can be clearly determined that the oxidized myoglobin is greatly increased.
  • the quality inspection apparatus 100 includes the image display unit 60, but may not include the image display unit. In this case, what is necessary is just to comprise so that an absorption image can be confirmed by other image display parts, such as an external personal computer (PC).
  • an optical filter is used as the spectroscopic means.
  • the present invention is not limited to this.
  • a spectroscope including a condensing lens and a diffraction grating may be used.
  • the second light source 10B that irradiates the food with the second near-infrared light having the second wavelength, which is less absorbed by the measurement target substance is not limited thereto.
  • one light source that can irradiate the first near infrared light having the first wavelength and the second near infrared light having the second wavelength may be used.
  • the food quality inspection apparatus of the present invention can be suitably used for quality inspection of foods such as meat, fish, fruits, vegetables, and grains.
  • the quality inspection apparatus of the present invention can perform other freshness inspections, protein distribution inspections, foreign object inspections, and the like.
  • the first near-infrared light has a first wavelength selected from the absorption wavelength region of a specific protein
  • the second near-infrared light has a second wavelength that is less absorbed by the protein than the first wavelength.
  • the first near infrared light has a first wavelength selected from the absorption wavelength region of the foreign matter
  • the second near infrared light has a second wavelength that is less absorbed by the foreign matter than the first wavelength.

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Abstract

L'invention porte sur un dispositif d'inspection de qualité d'aliments et sur un procédé d'inspection de qualité d'aliments, lesquels sont aptes à inspecter une qualité d'aliments avec une précision élevée. Une première lumière du proche infrarouge avec une première longueur d'onde qui est sélectionnée à partir de spectres d'absorption spécifiques à une substance à mesurer et une seconde lumière du proche infrarouge avec une seconde longueur d'onde qui est moins absorbée que la première lumière du proche infrarouge par la substance à mesurer sont rayonnées sur un aliment. Le changement dans la première lumière du proche infrarouge provoqué par la substance à mesurer est détecté sur la base de la différence entre la première lumière du proche infrarouge et la seconde lumière du proche infrarouge dans la lumière réfléchie à partir de l'aliment, et la qualité de l'aliment est inspectée.
PCT/JP2011/057707 2010-03-29 2011-03-28 Dispositif d'inspection de qualité d'aliments et procédé d'inspection de qualité d'aliments WO2011122584A1 (fr)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102590103A (zh) * 2012-02-29 2012-07-18 翟学智 近红外肉品检测仪及检测方法
JP2014044070A (ja) * 2012-08-24 2014-03-13 Genial Light Co Ltd 食品検査装置
CN103868883A (zh) * 2014-03-30 2014-06-18 南京农业大学 一种反映鸡肉宰后早期僵直变化指标的筛选方法
CN104374703A (zh) * 2014-08-18 2015-02-25 浙江工商大学 一快速检测雪花牛肉的系统和方法
WO2018198591A1 (fr) * 2017-04-28 2018-11-01 パナソニックＩｐマネジメント株式会社 Système de détection de matière inutile, système d'élimination de matière inutile, système de traitement et programme

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