JPS5920824A - Colorimeter for dyed hair - Google Patents
Colorimeter for dyed hairInfo
- Publication number
- JPS5920824A JPS5920824A JP57131746A JP13174682A JPS5920824A JP S5920824 A JPS5920824 A JP S5920824A JP 57131746 A JP57131746 A JP 57131746A JP 13174682 A JP13174682 A JP 13174682A JP S5920824 A JPS5920824 A JP S5920824A
- Authority
- JP
- Japan
- Prior art keywords
- light
- dyed hair
- measured
- light receiving
- color
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
- 238000004043 dyeing Methods 0.000 claims description 4
- 230000003595 spectral effect Effects 0.000 abstract description 17
- 230000035945 sensitivity Effects 0.000 abstract description 11
- 239000000463 material Substances 0.000 abstract 3
- 239000003086 colorant Substances 0.000 abstract 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000000118 hair dye Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 229910052724 xenon Inorganic materials 0.000 description 1
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- G01J3/51—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors using colour 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
- 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
- G01J3/51—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors using colour filters
- G01J3/513—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors using colour filters having fixed filter-detector pairs
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- Spectrometry And Color Measurement (AREA)
Abstract
Description
【発明の詳細な説明】
〔発明の技術分野〕
本発明は色彩計に係り、特に染毛の色を測定するものに
関する。DETAILED DESCRIPTION OF THE INVENTION [Technical Field of the Invention] The present invention relates to a colorimeter, and particularly to one for measuring the color of dyed hair.
従来、被測定物に光を照射し、この反射光を分光感度特
性のピーク値の異なる３個の受光素子にて受光し、この
それぞれの受光素子の受光量により色彩を測定する色彩
計において、前記３個の受光素子の分光感度特性のピー
ク値は、１つが４５９ ｎｍ （青）、１つが５５０ｎ
ｍ（緑）、１つが６００５ｍ（赤）となっている。Conventionally, in a colorimeter, the object to be measured is irradiated with light, the reflected light is received by three light-receiving elements with different peak values of spectral sensitivity characteristics, and the color is measured based on the amount of light received by each of the light-receiving elements. The peak values of the spectral sensitivity characteristics of the three light receiving elements are one at 459 nm (blue) and one at 550 nm.
m (green), and one is 6005 m (red).
しかしながら、染毛は低反射率でしかも色の変化が少な
いため、従来の色彩計で各色を測定した場合、測定値に
変化がなく、測定精度が悪いという欠点があった。However, dyed hair has a low reflectance and little change in color, so when measuring each color with a conventional colorimeter, there is no change in the measured value and the measurement accuracy is poor.
本発明は上記欠点に鑑みなされたもので、染毛の色彩の
測定精度を向上した染毛用色彩計を提供するものである
。The present invention has been made in view of the above-mentioned drawbacks, and it is an object of the present invention to provide a colorimeter for hair dyeing that improves the accuracy of measuring the color of dyed hair.
本発明の染毛用色彩計は、染毛の分光反射率の統計デー
タのピークに合わせて受光素子の分光感度特性のピーク
値を１つは５５０ａｍ、１つは６゜ＯｒＬｍｌさらに他
の１つは６５０１ｍとし、低反射率でしかも色の変化の
少ない染毛の色彩の測定精度を向上したものである。The colorimeter for hair dyeing of the present invention sets one peak value of the spectral sensitivity characteristic of the light receiving element to 550 am, one peak value of 6°OrLml, and another one peak value of the spectral sensitivity characteristic of the light receiving element in accordance with the peak of the statistical data of the spectral reflectance of dyed hair. is 6501 m, which improves the accuracy of measuring the color of dyed hair with low reflectance and little color change.
次に本発明の一実施例を図面に基づいて説明する。 Next, one embodiment of the present invention will be described based on the drawings.
牙１図は染毛の色彩を測定した際の分光反射率の統計デ
ータを示すもので、この図かられかるように染毛の分光
反射率は波長が略５５０ ｎｍ−６５Ｑ ｎｍの範囲に
おいて大きい。さらに、この範囲内でも、波長が５５０
１ｍ、６００ルｍ、６５Ｑｎｍの付近にピーク値を有し
ている。Figure 1 shows the statistical data of spectral reflectance when measuring the color of dyed hair.As can be seen from this figure, the spectral reflectance of dyed hair is large in the wavelength range of approximately 550 nm to 65Q nm. . Furthermore, even within this range, the wavelength is 550
It has peak values near 1 m, 600 lm, and 65 Qnm.
このような染毛の色彩を測定する際に、受光素子の感度
のピーク値を、染毛の分光反射率のピーク値知合わせる
ことにより、染毛の分光反射率の変化がより高精度に職
別できるとの知見に基づいて本発明をなしたものである
。When measuring the color of dyed hair, by knowing the peak sensitivity of the light receiving element and the peak value of the spectral reflectance of the dyed hair, changes in the spectral reflectance of the dyed hair can be measured with higher precision. The present invention has been made based on the knowledge that these can be separated.
沼・２１！＞１において、（１）は色彩計本体で、筒状
に形成され、上端内周にはレンズ取付部（２）が突は）
され、また、このレンズ取付部（２）の下方には受光器
取付片部１３）が突出されている。また、この本体（１
１の下部は内方に向ってテーパー状に形成され、下縁に
は照射孔（４）を囲む被測定物接触面（５）が形成され
ている。Swamp 21! In >1, (1) is the colorimeter body, which is formed in a cylindrical shape, with a lens attachment part (2) protruding from the inner periphery of the upper end.
Further, a light receiver mounting piece portion 13) is protruded below the lens mounting portion (2). Also, this main body (1
The lower part of the probe 1 is tapered inward, and the lower edge thereof is formed with an object contacting surface (5) surrounding the irradiation hole (4).
（６）は集光レンズで、−面のみ突出した２つの凸レン
ズからなり、この凸レンズの突出面を対向させた状態で
前記本体（１）のレンズ取付部（２）の−Ｆ下面に周縁
を固着されている。(6) is a condensing lens, which consists of two convex lenses with only the negative side protruding, and with the protruding surfaces of these convex lenses facing each other, the peripheral edge is attached to the -F lower surface of the lens attachment part (2) of the main body (1). It is fixed.
（７Ｉ２）（７４）（７ｃ）はそれぞれ分光感度ｌ時性
のピーク値を異（でする第１ないし牙３の受光器である
。これらはそれぞれ断面コ字状のケース（８）と、この
ケース（８）内て収納された光電池などの受光素子（９
）と、色ガラスなどからなりこの受光素子（９）の下面
を覆うフィルタ１１０）にて構成されている。そして、
これらフィルタ００）は、牙１の受光器（７ａ）のもの
は５５Ｑ ｎｍの波長の光を最もよく透過させ、矛２の
受光器（７ｂ）のものは６００ ｎｍの波長の光を最も
よく透過させ、牙３の受光器（７ｃ）のものは６５０
ｎｍの波長の光を最もよく透過させるようになっている
。このように構成された１・１ないし第３の受光器（７
ｔＬＸ）４）（）Ｃ）は本体（１）の受光器取付片部＋
３１の下面に矛３図に示すように等間隔に取付けられて
いる。(7I2), (74), and (7c) are the first to fang 3 receivers that have different peak values of spectral sensitivities. A light-receiving element (9) such as a photocell housed inside the case (8)
) and a filter 110) made of colored glass or the like and covering the lower surface of this light receiving element (9). and,
These filters 00) are those of the receiver of fang 1 (7a) that best transmits light with a wavelength of 55Q nm, and those of the receiver of spear 2 (7b) that transmit best of light with a wavelength of 600 nm. and the one of fang 3's light receiver (7c) is 650
It is designed to best transmit light with a wavelength of nm. The 1.1 to 3rd light receivers (7
tLX)4)()C) is the receiver mounting piece of the main body (1) +
31 are attached at equal intervals as shown in Figure 3.
ａ２は光源で、白熱電球またはキセノンフラッシュラン
プなどにて形成されている。この光源θ２は本体（１）
の上面に固着された支持枠α因にて集光レンズ１６）の
上方位置に同着されている。A2 is a light source, which is formed by an incandescent light bulb or a xenon flash lamp. This light source θ2 is the main body (1)
It is attached at a position above the condenser lens 16) by means of a support frame α fixed to the upper surface.
０４）は光源時および支持枠０濁を覆うカバ一体で、上
面を閉成した筒状に形成され、下端を本体（１）の上部
に嵌合して固定されている。04) is an integrated cover that covers the light source and the support frame 0, and is formed into a cylindrical shape with a closed top surface, and its lower end is fitted and fixed to the top of the main body (1).
次にこの実施例の作用を説明する。Next, the operation of this embodiment will be explained.
まず、本体（１）の被測定物接触面（５）を被測定物で
ある染毛０９の表面に当接し、光源ａ２を点灯する。First, the object-to-be-measured contact surface (5) of the main body (1) is brought into contact with the surface of the dyed hair 09, which is the object to be measured, and the light source a2 is turned on.
この光源（１２１からの光は集光レンズ（６）にて集光
され、照射孔（４）に位置する染毛０５）に照射され、
この染毛（１５１にて反射される。この反射光は受光器
（７ａ）（’ｉ’Ｊ）（７ｃ）にて受光され、受光感度
に応じた電流信号となって出力される。The light from this light source (121) is focused by a condensing lens (6) and irradiated to the dyed hair 05 located in the irradiation hole (4),
This reflected light is reflected by the dyed hair (151). This reflected light is received by the light receivers (7a) ('i'J) (7c) and output as a current signal according to the light receiving sensitivity.
この場合、染゛毛ａ四の色に応じて各受光器（）ａＸ’
１）（７ｃ）にて受光される光の感度は異なるため、各
受光器（７ａ）（’／６Ｘ７．）から出力された電流信
号の大小により染毛０５）の色を識別できる。In this case, each light receiver ()aX'
1) Since the sensitivity of the light received by (7c) is different, the color of dyed hair 05) can be identified by the magnitude of the current signal output from each light receiver (7a) ('/6X7.).
また、このとき受光器（７ａ）（７ａ）（７ｃ）の分光
感度のピーク値を、染毛０５）の分光反射率の統計デー
タのピーク値としているため、色の識別精度が大幅に向
上する。In addition, since the peak value of the spectral sensitivity of the light receivers (7a) (7a) (7c) is the peak value of the statistical data of the spectral reflectance of dyed hair 05), the accuracy of color identification is greatly improved. .
本発明によれば、３つの受光器の分光感度特性のピーク
値を、１つは５５０ ｎｍ、他の１つは６Ｑ Ｑ ｎｒ
ｐｒ 、さらに他の１つは６５０ｆＬｍの波長としたた
め、染毛の分光反射率の統計データに基づくピーク値と
同一となり、このため色の識別精度が大幅に向上でき、
染毛の色をより正硲に測定できる。According to the present invention, the peak values of the spectral sensitivity characteristics of three photoreceivers are set at 550 nm for one and 6Q Q nr for the other one.
pr, and the other wavelength is 650 fLm, so it is the same as the peak value based on the statistical data of the spectral reflectance of dyed hair, so the color identification accuracy can be greatly improved.
The color of dyed hair can be measured more precisely.
牙１図は染毛の分光反射率の統計データを示す図、牙２
図は本発明の染毛用色彩針の一実施例を示す縦断面図、
牙３図は同上底面図である。
（７ａ）（７４つ（’ｉ’ｃ）一台受光器、（１２１・
・光器、０５１−９被測定物としての染毛。Fang 1 is a diagram showing statistical data on the spectral reflectance of dyed hair, Fang 2
The figure is a longitudinal cross-sectional view showing an embodiment of the colored needle for hair dyeing of the present invention.
Figure 3 is a bottom view of the same top. (7a) (74 ('i'c) one receiver, (121・
- Hikari, 051-9 Hair dye as a measured object.
Claims (1)
反射光を受光する３つの受光器とを備え、これら受光器
の分光感度特性のピーク値を、１つは５５０ｎｍ、他の
１つは５ＱＱｎｍ、さらに他の１つは６５０１％ｍの波
長としたことを特徴とする染毛用色彩計。(1) Equipped with a light source that irradiates the object to be measured and three light receivers that receive the reflected light from the object to be measured, one of which has a peak value of 550 nm and the other One colorimeter for hair dyeing is characterized in that it has a wavelength of 5QQnm, and the other one has a wavelength of 6501% m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57131746A JPS5920824A (en) | 1982-07-28 | 1982-07-28 | Colorimeter for dyed hair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57131746A JPS5920824A (en) | 1982-07-28 | 1982-07-28 | Colorimeter for dyed hair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5920824A true JPS5920824A (en) | 1984-02-02 |
Family
ID=15065215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57131746A Pending JPS5920824A (en) | 1982-07-28 | 1982-07-28 | Colorimeter for dyed hair |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5920824A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6067504A (en) * | 1983-07-18 | 2000-05-23 | Chromatics Color Sciences International, Inc. | Method for correctly identifying hair color |
| US6128516A (en) * | 1994-05-09 | 2000-10-03 | Chromatics Color Sciences International Inc. | Method and apparatus for detecting and measuring conditions affecting color |
| US6129664A (en) * | 1992-01-07 | 2000-10-10 | Chromatics Color Sciences International, Inc. | Method and apparatus for detecting and measuring conditions affecting color |
| US6308088B1 (en) | 1992-01-07 | 2001-10-23 | Chromatics Color Sciences International, Inc. | Method and apparatus for detecting and measuring conditions affecting color |
| AU2003238653B2 (en) * | 2002-06-28 | 2008-10-30 | Coloright Ltd | Hair color measurement and treatment |
-
1982
- 1982-07-28 JP JP57131746A patent/JPS5920824A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6067504A (en) * | 1983-07-18 | 2000-05-23 | Chromatics Color Sciences International, Inc. | Method for correctly identifying hair color |
| US6314372B1 (en) | 1983-07-18 | 2001-11-06 | Chromatics Color Sciences International, Inc. | Method and apparatus for hair color characterization and treatment |
| US6330341B1 (en) | 1983-07-18 | 2001-12-11 | Chromatics Color Sciences International, Inc. | Method and apparatus for hair color characterization and treatment |
| US6129664A (en) * | 1992-01-07 | 2000-10-10 | Chromatics Color Sciences International, Inc. | Method and apparatus for detecting and measuring conditions affecting color |
| US6157445A (en) * | 1992-01-07 | 2000-12-05 | Chromatics Color Sciences International, Inc. | Method and apparatus for detecting and measuring conditions affecting color |
| US6308088B1 (en) | 1992-01-07 | 2001-10-23 | Chromatics Color Sciences International, Inc. | Method and apparatus for detecting and measuring conditions affecting color |
| US6128516A (en) * | 1994-05-09 | 2000-10-03 | Chromatics Color Sciences International Inc. | Method and apparatus for detecting and measuring conditions affecting color |
| AU2003238653B2 (en) * | 2002-06-28 | 2008-10-30 | Coloright Ltd | Hair color measurement and treatment |
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