JP5224178B2 - 歯科用測色器 - Google Patents
歯科用測色器 Download PDFInfo
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- JP5224178B2 JP5224178B2 JP2008207916A JP2008207916A JP5224178B2 JP 5224178 B2 JP5224178 B2 JP 5224178B2 JP 2008207916 A JP2008207916 A JP 2008207916A JP 2008207916 A JP2008207916 A JP 2008207916A JP 5224178 B2 JP5224178 B2 JP 5224178B2
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- 238000005259 measurement Methods 0.000 claims description 35
- 230000005855 radiation Effects 0.000 claims description 25
- 230000001681 protective effect Effects 0.000 claims description 4
- 238000012986 modification Methods 0.000 description 7
- 230000004048 modification Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 239000013307 optical fiber Substances 0.000 description 4
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 230000002265 prevention Effects 0.000 description 3
- 238000004737 colorimetric analysis Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000002087 whitening effect Effects 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
Images
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- Spectrometry And Color Measurement (AREA)
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Description
2 測定対象物
3 ヘッド部
4 グリップ部
5 光源
6 受光部
7 台座
8 キャップ体
9 中空部
10 測色口
11 軸線
12 遮光筒
13 受光素子
14,15,16 フィルタ
17 フォトダイオード
18 演算装置
19 メモリ
20 電源
21 測色スイッチ
22 表示装置
23 表示切替スイッチ
24 演算回路
25,26,27 増幅回路
28 A/D変換器
Claims (3)
- 測定対象物に対して光を照射する複数の光源と、各光源から測定対象物に向けて照射された光の反射光を受光する受光部と、各光源及び受光部に被せられるキャップ体とを備えており、光源は放射角度±20°の範囲で照射された光の光度が1800mcd以上に維持されるものであり、キャップ体は黒色の部材によって形成されていると共に円錐状の中空部を有しており、当該中空部内面は軸線に対して傾斜角度25°〜35°で傾斜しており、当該中空部内面に沿って各光源が等間隔に配置されており、各光源から等距離に位置する中空部の軸線上に受光部が配置されており、各光源から放射角度0°で照射された光が前記軸線上にて交差する進路で進行していると共に、各光源から放射角度±20°の範囲で中空部内面と平行に照射された光が前記軸線上にて交差しており、各光源から照射された光が中空部内面の傾斜によってキャップ体の測定口付近に集光することを特徴とする歯科用測色器。
- キャップ体の測色口に測定対象物とキャップ体とが直接接触しないように保護キャップが取り付けられている請求項1記載の歯科用測色器。
- 受光部が遮光筒内に固定されており、遮光筒の先端が各光源の先端と同じ高さ位置になっている請求項1又は2のいずれかに記載の歯科用測色器。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008207916A JP5224178B2 (ja) | 2008-08-12 | 2008-08-12 | 歯科用測色器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008207916A JP5224178B2 (ja) | 2008-08-12 | 2008-08-12 | 歯科用測色器 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010043932A JP2010043932A (ja) | 2010-02-25 |
JP5224178B2 true JP5224178B2 (ja) | 2013-07-03 |
Family
ID=42015429
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008207916A Active JP5224178B2 (ja) | 2008-08-12 | 2008-08-12 | 歯科用測色器 |
Country Status (1)
Country | Link |
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JP (1) | JP5224178B2 (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5774551B2 (ja) * | 2012-07-06 | 2015-09-09 | 武藤工業株式会社 | 測光装置 |
JP5954424B2 (ja) * | 2012-10-16 | 2016-07-20 | コニカミノルタ株式会社 | 光学特性測定装置 |
JP6319980B2 (ja) * | 2013-09-30 | 2018-05-09 | 株式会社ジーシー | 歯牙測色方法、歯牙測色装置、及び歯牙測色プログラム |
FR3048071B1 (fr) * | 2016-02-23 | 2018-04-06 | Tcm | Dispositif d'eclairage pour dispositif de prise de teinte d'une dent, dispositif de prise de teinte integrant ledit dispositif d'eclairage |
JP6222336B2 (ja) * | 2016-12-12 | 2017-11-01 | 株式会社リコー | 撮像装置及び画像形成装置 |
JP6240794B1 (ja) * | 2017-01-16 | 2017-11-29 | 幸福の科学 | カーボンブラック測定装置、カーボンブラック測定プログラムおよびカーボンブラック測定方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61292043A (ja) * | 1985-06-19 | 1986-12-22 | Anritsu Corp | 分光測色計の光検出プロ−ブ |
JPS62148819A (ja) * | 1985-12-23 | 1987-07-02 | Anritsu Corp | 分光測色計の光検出プロ−ブ |
JPH02173532A (ja) * | 1988-12-27 | 1990-07-05 | Fumiya Furuno | 色度計 |
US5963333A (en) * | 1996-09-12 | 1999-10-05 | Color Savvy Systems Limited | Color sensor |
JP3815903B2 (ja) * | 1997-11-12 | 2006-08-30 | 花王株式会社 | 測色装置 |
US6525819B1 (en) * | 1998-09-02 | 2003-02-25 | Pocketspec Technologies Inc. | Colorimeter for dental applications |
US6798517B2 (en) * | 2000-09-28 | 2004-09-28 | Color-Spec Technologies, Inc. | Handheld, portable color measuring device with display |
JP2005257374A (ja) * | 2004-03-10 | 2005-09-22 | Fuiisa Kk | 測色計 |
JP4411435B2 (ja) * | 2004-08-02 | 2010-02-10 | 国立大学法人 大分大学 | 光刺激網膜検診方法及び光刺激網膜検診装置 |
JP4831962B2 (ja) * | 2004-12-24 | 2011-12-07 | オリンパス株式会社 | 撮影装置 |
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2008
- 2008-08-12 JP JP2008207916A patent/JP5224178B2/ja active Active
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Publication number | Publication date |
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JP2010043932A (ja) | 2010-02-25 |
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