JPS6095545U - Absorption photometer - Google Patents
Absorption photometerInfo
- Publication number
- JPS6095545U JPS6095545U JP18906783U JP18906783U JPS6095545U JP S6095545 U JPS6095545 U JP S6095545U JP 18906783 U JP18906783 U JP 18906783U JP 18906783 U JP18906783 U JP 18906783U JP S6095545 U JPS6095545 U JP S6095545U
- Authority
- JP
- Japan
- Prior art keywords
- light
- photoelectric conversion
- amplifier
- photometer
- conversion element
- 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
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図、第２図は発光ダイオードの温度−輝度特性の試
験に用いた装置の説明図、第３図は本案装置の一実施例
の説明図、第４図は発光ダイオードの温度−輝度特性曲
線図、第５図！ま発光ダイオードの温度−波長特性図、
第６図は本案吸光光度測定器による温度−光度計出力と
の関係を従来例 ゛と対比して示した図である。
１・・・発光ダイオード、２・・・恒温槽、３・・・定
電圧電源、４・・・光ファイバー、５・・・ホトダイオ
ード（光電変換素子）、６・・・光度計、７・・・干渉
フィル−夕、ト・・光源装置、９・・・増幅器、１０・
・・補償増幅器、１１・・・サーミスタ、１２・・・試
料セル。
１−争い＝ ：−−−ＩＬ／ −！ トー」ｈ
ｌ Ｉ
ＩＬ ν補
正 昭５９．２．３
実用新案登録請求の範囲を次のように補正する。
Ｏ実用新案登録請求の範囲
一（１） 受けた光の光量を光量に比例した電気信号
に、 変換する光電変換素子と、発光ダイオードを光源
として具え光電変換素子に光を供給する光源装置と、光
電変換素子の出力を増幅する増幅器と、増幅器と接続し
た光度計とを有する吸光光度測定！において、光源装置
の発光ダイオードの近傍に温度検出素子を設け、温度検
出素子の検出電気信号により発光ダイオードの温度−輝
度、温度−発光波長特性の温度変化に対応して光電変換
素子の出−力変化を補償する、補償増幅器を前記増幅器
と光度計との間に挿入してなる吸光光度測定器。
−図面の簡単な説明を次のように補正する。
明細書第５頁末行中の１サーミスタ、１を１サーミスタ
（温度検出素子）、１と訂正する。Figures 1 and 2 are explanatory diagrams of the equipment used to test the temperature-brightness characteristics of light-emitting diodes, Figure 3 is an explanatory diagram of an embodiment of the proposed device, and Figure 4 is the temperature-brightness characteristics of light-emitting diodes. Curve diagram, Figure 5! Temperature-wavelength characteristic diagram of light emitting diode,
FIG. 6 is a diagram showing the relationship between temperature and photometer output by the absorbance photometer of the present invention in comparison with a conventional example. DESCRIPTION OF SYMBOLS 1... Light emitting diode, 2... Constant temperature oven, 3... Constant voltage power supply, 4... Optical fiber, 5... Photodiode (photoelectric conversion element), 6... Photometer, 7... Interference filter - light source device, 9... amplifier, 10...
... Compensation amplifier, 11... Thermistor, 12... Sample cell. 1-Conflict = :---IL/-! To'h
l I IL ν Amendment February 3, 1982 The scope of the claims for utility model registration is amended as follows. O Utility Model Registration Claim 1 (1) A photoelectric conversion element that converts the amount of received light into an electrical signal proportional to the amount of light, a light source device that includes a light emitting diode as a light source and supplies light to the photoelectric conversion element, Absorption photometry with an amplifier that amplifies the output of the photoelectric conversion element and a photometer connected to the amplifier! In this method, a temperature detection element is provided near the light emitting diode of the light source device, and the output of the photoelectric conversion element is adjusted in response to temperature changes in the temperature-brightness and temperature-emission wavelength characteristics of the light-emitting diode using the electric signal detected by the temperature detection element. An absorption photometer comprising a compensation amplifier inserted between the amplifier and a photometer to compensate for changes. - The brief description of the drawing shall be amended as follows. 1 Thermistor, 1 in the last line of page 5 of the specification is corrected to 1 Thermistor (temperature detection element), 1.
Claims (1)
光電変換素子と、発光ダイす−ドを光源として具え光電
変換素子に光を供給する光源素子と、光電変換素子の出
力を増幅する増幅器と、増幅−と接続した光度計とを有
する吸光光度測定器において、光源装置の発光ダイオー
ドの近傍にサーミスタを設け、サーミスタの検出電気信
号によ′り発光ダイオードの温度−輝度、温度−発光波
長特性の温度変化に対応して光電変換素子の出力変化を
補償する補償増幅器を前記増幅器と光度計との間に挿入
してなる吸光光度測定器。“A photoelectric conversion element that converts the amount of received light into an electrical signal proportional to the amount of light, a light source element that includes a light emitting diode as a light source and supplies light to the photoelectric conversion element, and amplifies the output of the photoelectric conversion element. In an absorption photometer having an amplifier and a photometer connected to the amplifier, a thermistor is provided near the light emitting diode of the light source device, and the temperature-brightness and temperature-emission of the light emitting diode are determined by the electric signal detected by the thermistor. An absorption photometer comprising a compensation amplifier inserted between the amplifier and a photometer to compensate for changes in the output of a photoelectric conversion element in response to temperature changes in wavelength characteristics. “
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18906783U JPS6095545U (en) | 1983-12-07 | 1983-12-07 | Absorption photometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18906783U JPS6095545U (en) | 1983-12-07 | 1983-12-07 | Absorption photometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6095545U true JPS6095545U (en) | 1985-06-29 |
Family
ID=30407729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18906783U Pending JPS6095545U (en) | 1983-12-07 | 1983-12-07 | Absorption photometer |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6095545U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014160986A (en) * | 2013-02-20 | 2014-09-04 | Canon Inc | Measuring device, and image forming apparatus |
| JP2018050341A (en) * | 2017-12-05 | 2018-03-29 | キヤノン株式会社 | Measuring device and image forming apparatus |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51130296A (en) * | 1975-05-06 | 1976-11-12 | Mitsubishi Electric Corp | Gas concentration meter |
| JPS5210196A (en) * | 1975-07-14 | 1977-01-26 | Takeda Chem Ind Ltd | Blood leaking detector |
-
1983
- 1983-12-07 JP JP18906783U patent/JPS6095545U/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51130296A (en) * | 1975-05-06 | 1976-11-12 | Mitsubishi Electric Corp | Gas concentration meter |
| JPS5210196A (en) * | 1975-07-14 | 1977-01-26 | Takeda Chem Ind Ltd | Blood leaking detector |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014160986A (en) * | 2013-02-20 | 2014-09-04 | Canon Inc | Measuring device, and image forming apparatus |
| US10078012B2 (en) | 2013-02-20 | 2018-09-18 | Canon Kabushiki Kaisha | Measurement apparatus with adjustment for spectral shift |
| JP2018050341A (en) * | 2017-12-05 | 2018-03-29 | キヤノン株式会社 | Measuring device and image forming apparatus |
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