JP3934652B2 - 手持ち屈折計 - Google Patents
手持ち屈折計 Download PDFInfo
- Publication number
- JP3934652B2 JP3934652B2 JP2005020194A JP2005020194A JP3934652B2 JP 3934652 B2 JP3934652 B2 JP 3934652B2 JP 2005020194 A JP2005020194 A JP 2005020194A JP 2005020194 A JP2005020194 A JP 2005020194A JP 3934652 B2 JP3934652 B2 JP 3934652B2
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- optical
- hand
- lens barrel
- prism
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- 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.)
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- 230000003287 optical effect Effects 0.000 claims description 126
- 238000005259 measurement Methods 0.000 claims description 9
- 239000007788 liquid Substances 0.000 description 10
- 239000011521 glass Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 238000007789 sealing Methods 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229920001225 polyester resin Polymers 0.000 description 2
- 239000004645 polyester resin Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000005266 casting Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 230000006903 response to temperature Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
-
- 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
- G01N21/41—Refractivity; Phase-affecting properties, e.g. optical path length
- G01N21/43—Refractivity; Phase-affecting properties, e.g. optical path length by measuring critical angle
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/40—Devices for separating or removing fatty or oily substances or similar floating material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/24—Feed or discharge mechanisms for settling tanks
- B01D21/245—Discharge mechanisms for the sediments
- B01D21/2461—Positive-displacement pumps; Screw feeders; Trough conveyors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2201/00—Features of devices classified in G01N21/00
- G01N2201/02—Mechanical
- G01N2201/022—Casings
- G01N2201/0221—Portable; cableless; compact; hand-held
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Pathology (AREA)
- Physics & Mathematics (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Immunology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Description
鏡筒軸Aを有する鏡筒11と、
鏡筒11の一端に固定されたプリズム22であって、被測定体Sとの境界面を成す入射面22aを有するプリズム22と、
鏡筒11内に、鏡筒軸Aと直交する所定の旋回軸Bを中心として旋回自在に支持された筒形の光学シャーシ30と、
光学シャーシ30内に配置され、光学シャーシ30に対して光軸が位置決めされた対物レンズ34と、
光学シャーシ30内において、旋回軸Bの近傍であって対物レンズ34の焦点に配置された光学目盛36と、
温度変化に応じて、光学シャーシ30を旋回軸Bを中心として旋回することにより、光学目盛36に対して対物レンズ34の光軸を相対的に移動する光軸移動手段50と、
を有する。
鏡筒11のプリズム22よりも先端側に設けられたサンプルSを滴下するためのサンプル滴下部20であって、プリズムの入射面22aと連なっており、蓋板26が閉位置にあるとき外部に露出するサンプル滴下部20と、
をさらに有する。
12 鏡筒
14 鏡筒本体
16 サンプル載置面
18 傾斜部
20 サンプル滴下部
22 プリズム
26 蓋板
28 凹部
30 光学シャーシ
34 対物レンズ
36 光学目盛
38 開玉レンズ
46 延伸部
47、48 支持部
50 光軸移動手段
52 駆動部材
54 付勢部材
56 ケース
64 板ばね
66 接眼フレーム
68 ガラス板
70 見口部
74 元玉レンズ
Claims (8)
- 被測定体の屈折率を測定するための手持ち屈折計であって、
鏡筒軸を有する鏡筒と、
前記鏡筒の一端に固定されたプリズムであって、被測定体との境界面を成す入射面を有するプリズムと、
前記鏡筒内に、前記鏡筒軸と直交する所定の旋回軸を中心として旋回自在に支持された筒形の光学シャーシと、
前記光学シャーシ内に配置され、前記光学シャーシに対して光軸が位置決めされた対物レンズと、
前記光学シャーシ内において、前記旋回軸の近傍であって前記対物レンズの焦点に配置された光学目盛と、
温度変化に応じて、前記光学シャーシを前記旋回軸を中心として旋回することにより、前記光学目盛に対して前記対物レンズの光軸を相対的に移動する光軸移動手段と、
を有する、手持ち屈折計。 - 前記旋回軸は、前記プリズムの入射面の法線と、前記入射面から入射した光が出射する前記プリズムの出射面の法線と、を含む測定平面に垂直な軸である、請求項1に記載の手持ち屈折計。
- 前記光軸移動手段は、前記対物レンズの近傍において前記光学シャーシを支持し、温度変化に応じて変位することにより前記光学シャーシを傾ける駆動部材を含む、請求項1に記載の手持ち屈折計。
- 前記駆動部材は、ディスク状のバイメタルを含む、請求項3に記載の手持ち屈折計。
- 前記ディスク状のバイメタルは、前記鏡筒に固定されたケース内に配置される、請求項4に記載の手持ち屈折計。
- 前記光軸移動手段は、前記光学シャーシを前記駆動部材に向かって付勢する付勢部材を含む、請求項3に記載の手持ち屈折計。
- 前記付勢部材は、前記鏡筒と前記光学シャーシとの間に配置された板ばねを含む、請求項6に記載の手持ち屈折計。
- 前記鏡筒の前記一端に、開位置と閉位置の間で旋回自在に取り付けられた蓋板であって、前記閉位置において前記プリズムの入射面を覆う蓋板と、
前記鏡筒の前記プリズムよりも先端側に設けられたサンプルを滴下するためのサンプル滴下部であって、前記プリズムの入射面と連なっており、前記蓋板が閉位置にあるとき外部に露出するサンプル滴下部と、
をさらに有する、請求項1に記載の手持ち屈折計。
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005020194A JP3934652B2 (ja) | 2005-01-27 | 2005-01-27 | 手持ち屈折計 |
ES06000074T ES2314757T3 (es) | 2005-01-27 | 2006-01-03 | Refractrometro portatil. |
EP06000074A EP1686365B1 (en) | 2005-01-27 | 2006-01-03 | Portable refractometer |
DE602006003235T DE602006003235D1 (de) | 2005-01-27 | 2006-01-03 | Tragbares Refraktometer |
US11/332,214 US7369221B2 (en) | 2005-01-27 | 2006-01-17 | Portable refractometer |
MXPA06000982A MXPA06000982A (es) | 2005-01-27 | 2006-01-25 | Refractometro portatil. |
BRPI0600172-6A BRPI0600172A (pt) | 2005-01-27 | 2006-01-25 | refratÈmetro portátil para medir o ìndice de refração de um lìquido |
KR1020060009051A KR100817807B1 (ko) | 2005-01-27 | 2006-01-27 | 휴대용 굴절계 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005020194A JP3934652B2 (ja) | 2005-01-27 | 2005-01-27 | 手持ち屈折計 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006208179A JP2006208179A (ja) | 2006-08-10 |
JP3934652B2 true JP3934652B2 (ja) | 2007-06-20 |
Family
ID=36088464
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005020194A Active JP3934652B2 (ja) | 2005-01-27 | 2005-01-27 | 手持ち屈折計 |
Country Status (8)
Country | Link |
---|---|
US (1) | US7369221B2 (ja) |
EP (1) | EP1686365B1 (ja) |
JP (1) | JP3934652B2 (ja) |
KR (1) | KR100817807B1 (ja) |
BR (1) | BRPI0600172A (ja) |
DE (1) | DE602006003235D1 (ja) |
ES (1) | ES2314757T3 (ja) |
MX (1) | MXPA06000982A (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011007787A (ja) * | 2009-06-26 | 2011-01-13 | Mettler-Toledo Ag | 屈折計 |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009047436A (ja) * | 2007-08-13 | 2009-03-05 | Atago:Kk | 屈折計 |
US8495950B2 (en) * | 2008-10-08 | 2013-07-30 | Voice Systems Technology, Inc. | Method and apparatus for brewing coffee via universal coffee brewing chart generation |
US7952697B2 (en) * | 2008-10-08 | 2011-05-31 | Voice Systems Technology, Inc. | Coffee refractometer method and apparatus |
US8239144B2 (en) | 2010-03-31 | 2012-08-07 | Voice Systems Technology, Inc. | Universal refractometer apparatus and method |
EP2575594A1 (en) * | 2010-06-03 | 2013-04-10 | Koninklijke Philips Electronics N.V. | Apparatus and method for estimating bilirubin concentration using refractometry |
RU2488096C2 (ru) * | 2011-09-01 | 2013-07-20 | Открытое акционерное общество "Центральное конструкторское бюро "Фотон" | Рефрактометр дифференциальный портативный |
TWI498539B (zh) * | 2013-01-10 | 2015-09-01 | Nat Applied Res Laboratories | 影像式度量折光度系統 |
KR101505949B1 (ko) * | 2014-05-30 | 2015-03-27 | 주식회사 한국조리사관직업전문학교 | 당도 및 염도 측정기능이 구비된 국자 |
KR101695418B1 (ko) | 2015-05-28 | 2017-01-11 | 박건 | 휴대용 IoT 아날로그 굴절계 |
KR20160139702A (ko) | 2015-05-28 | 2016-12-07 | 박건 | 휴대용 IoT 광학 굴절계를 이용한 빅 데이터 정보시스템 |
CN110333187B (zh) * | 2019-07-25 | 2024-06-18 | 四川维思达光学技术有限公司 | 一种测量液体浓度的检测勺 |
KR102492812B1 (ko) * | 2021-05-12 | 2023-01-27 | 주식회사 쓰리에이치 | 당도측정기 |
KR20230006941A (ko) | 2021-07-05 | 2023-01-12 | 김승현 | 염도 및 당도를 감지하는 기능을 갖는 숟가락 |
CN114112994B (zh) * | 2021-11-29 | 2023-10-20 | 广东电网有限责任公司广州供电局 | 便捷式折射率测量装置 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2601128A (en) * | 1950-01-11 | 1952-06-17 | American Optical Corp | Refractometer with temperature compensating means |
GB796857A (en) * | 1954-10-14 | 1958-06-18 | Sulphates Ltd | Apparatus for the production of nodular aluminium sulphate |
US2729137A (en) * | 1954-12-27 | 1956-01-03 | Bausch & Lomb | Refractometer with linear scale |
US3447875A (en) * | 1965-06-21 | 1969-06-03 | American Optical Corp | Temperature compensating refractometers |
US3279309A (en) * | 1965-06-21 | 1966-10-18 | American Optical Corp | Temperature compensation means for refractometers |
US3510222A (en) * | 1966-12-08 | 1970-05-05 | Ppg Industries Inc | Method and apparatus for measuring optical properties in the surface of materials |
US3625620A (en) * | 1970-08-24 | 1971-12-07 | American Optical Corp | Refractometer |
BE790205A (fr) * | 1971-11-12 | 1973-02-15 | Sopelem | Refractometre portatif |
JPS5531915A (en) * | 1978-08-29 | 1980-03-06 | Nippon Kogaku Kk <Nikon> | Portable refraction meter |
US4353649A (en) * | 1979-07-06 | 1982-10-12 | Tokyo Shibaura Denki Kabushiki Kaisha | Apparatus for surface stress measurement of glass coating and transparent plastic product |
US5355211A (en) * | 1993-04-02 | 1994-10-11 | Leica Inc. | Refractometer subassembly method and apparatus |
US5969808A (en) * | 1997-07-31 | 1999-10-19 | Leicamicrosystems, Inc. | Brake check handheld refractometer |
US5859696A (en) * | 1997-12-04 | 1999-01-12 | Nicholas; Paul | Refractometer for distinguishing sugar-sweetened beverages from artificially-sweetened ones |
US6034762A (en) * | 1998-06-15 | 2000-03-07 | Leica Microsystems Inc. | Brake check handheld refractometer |
US6195160B1 (en) * | 1998-10-14 | 2001-02-27 | The Mercury Iron & Steel Co. | Illuminating means for refractometer |
US6707542B1 (en) * | 2000-01-28 | 2004-03-16 | Reichert, Inc. | Refractometer for monitoring water content in fluids |
JP2003344283A (ja) * | 2002-05-29 | 2003-12-03 | Atago:Kk | 手持ち屈折計およびその製造方法 |
-
2005
- 2005-01-27 JP JP2005020194A patent/JP3934652B2/ja active Active
-
2006
- 2006-01-03 DE DE602006003235T patent/DE602006003235D1/de active Active
- 2006-01-03 EP EP06000074A patent/EP1686365B1/en not_active Expired - Fee Related
- 2006-01-03 ES ES06000074T patent/ES2314757T3/es active Active
- 2006-01-17 US US11/332,214 patent/US7369221B2/en not_active Expired - Fee Related
- 2006-01-25 BR BRPI0600172-6A patent/BRPI0600172A/pt not_active Application Discontinuation
- 2006-01-25 MX MXPA06000982A patent/MXPA06000982A/es active IP Right Grant
- 2006-01-27 KR KR1020060009051A patent/KR100817807B1/ko not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011007787A (ja) * | 2009-06-26 | 2011-01-13 | Mettler-Toledo Ag | 屈折計 |
Also Published As
Publication number | Publication date |
---|---|
DE602006003235D1 (de) | 2008-12-04 |
EP1686365A1 (en) | 2006-08-02 |
ES2314757T3 (es) | 2009-03-16 |
EP1686365B1 (en) | 2008-10-22 |
BRPI0600172A (pt) | 2006-09-19 |
US20060164629A1 (en) | 2006-07-27 |
JP2006208179A (ja) | 2006-08-10 |
MXPA06000982A (es) | 2006-07-28 |
KR100817807B1 (ko) | 2008-03-31 |
US7369221B2 (en) | 2008-05-06 |
KR20060086888A (ko) | 2006-08-01 |
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