JPS5425780A - Photometric amplifier circuit - Google Patents
Photometric amplifier circuitInfo
- Publication number
- JPS5425780A JPS5425780A JP9032777A JP9032777A JPS5425780A JP S5425780 A JPS5425780 A JP S5425780A JP 9032777 A JP9032777 A JP 9032777A JP 9032777 A JP9032777 A JP 9032777A JP S5425780 A JPS5425780 A JP S5425780A
- Authority
- JP
- Japan
- Prior art keywords
- amplifier circuit
- photometric amplifier
- turning
- power source
- photometric
- 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.)
- Granted
Links
- 238000005375 photometry Methods 0.000 abstract 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
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
- G01J1/44—Electric circuits
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/30—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters
- H03F1/305—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters in case of switching on or off of a power supply
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP52090327A JPS6031249B2 (ja) | 1977-07-29 | 1977-07-29 | 測光増幅回路 |
US05/920,248 US4188551A (en) | 1977-07-29 | 1978-06-29 | Amplifier circuit having photoelectric converter |
DE19782833217 DE2833217A1 (de) | 1977-07-29 | 1978-07-28 | Verstaerkerschaltung mit photoelektrischem wandler |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP52090327A JPS6031249B2 (ja) | 1977-07-29 | 1977-07-29 | 測光増幅回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5425780A true JPS5425780A (en) | 1979-02-26 |
JPS6031249B2 JPS6031249B2 (ja) | 1985-07-20 |
Family
ID=13995420
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP52090327A Expired JPS6031249B2 (ja) | 1977-07-29 | 1977-07-29 | 測光増幅回路 |
Country Status (3)
Country | Link |
---|---|
US (1) | US4188551A (ja) |
JP (1) | JPS6031249B2 (ja) |
DE (1) | DE2833217A1 (ja) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55124121A (en) * | 1979-03-02 | 1980-09-25 | Olympus Optical Co Ltd | Analog switch circuit for triggering exposure control circuit |
DD151357A1 (de) * | 1980-06-06 | 1981-10-14 | Hans Jehmlich | Schaltungsanordnung zur verringerung der einschwingzeit |
DE3427055A1 (de) * | 1984-07-23 | 1986-01-30 | Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar | Schaltungsanordnung fuer einen elektronischen belichtungsmesser |
JPS59108230U (ja) * | 1983-01-12 | 1984-07-21 | オリンパス光学工業株式会社 | カメラの測光回路 |
US4628273A (en) * | 1983-12-12 | 1986-12-09 | International Telephone And Telegraph Corporation | Optical amplifier |
JPH0732261B2 (ja) * | 1985-04-11 | 1995-04-10 | キヤノン株式会社 | 半導体受光装置 |
DE3534808A1 (de) * | 1985-09-30 | 1987-04-02 | Leitz Ernst Gmbh | Schaltungsanordnung zur verringerung der einschwingzeit |
US4913150A (en) * | 1986-08-18 | 1990-04-03 | Physio-Control Corporation | Method and apparatus for the automatic calibration of signals employed in oximetry |
US4892101A (en) * | 1986-08-18 | 1990-01-09 | Physio-Control Corporation | Method and apparatus for offsetting baseline portion of oximeter signal |
US4819646A (en) * | 1986-08-18 | 1989-04-11 | Physio-Control Corporation | Feedback-controlled method and apparatus for processing signals used in oximetry |
JPH03128509A (ja) * | 1989-10-13 | 1991-05-31 | Sumitomo Electric Ind Ltd | 光受信回路 |
JP2970844B2 (ja) * | 1997-06-04 | 1999-11-02 | 日本電気株式会社 | 光受信器及びそれを用いた光ネットワークシステム |
JP4116052B2 (ja) * | 2006-09-14 | 2008-07-09 | 北陽電機株式会社 | 測距装置 |
WO2010016449A1 (en) * | 2008-08-08 | 2010-02-11 | Semiconductor Energy Laboratory Co., Ltd. | Photoelectric conversion device and electronic device having the same |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3814944A (en) * | 1973-05-24 | 1974-06-04 | Computer Design Corp | Mark sense card reader |
DE2558155C3 (de) * | 1974-12-28 | 1978-10-19 | Canon K.K., Tokio | Lkhtmeßschaltung |
-
1977
- 1977-07-29 JP JP52090327A patent/JPS6031249B2/ja not_active Expired
-
1978
- 1978-06-29 US US05/920,248 patent/US4188551A/en not_active Expired - Lifetime
- 1978-07-28 DE DE19782833217 patent/DE2833217A1/de not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
US4188551A (en) | 1980-02-12 |
DE2833217A1 (de) | 1979-02-01 |
JPS6031249B2 (ja) | 1985-07-20 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS52132723A (en) | Solid state pick up unit | |
JPS5425780A (en) | Photometric amplifier circuit | |
JPS535940A (en) | Multiplication system | |
JPS53128251A (en) | Source follwoer circuit | |
JPS5441660A (en) | Timer | |
JPS5414282A (en) | Battery voltage detecting circuit | |
JPS5357878A (en) | Peak value detector | |
JPS526901A (en) | Superconductive rotor | |
JPS544554A (en) | Peak value follow-up circuit | |
JPS5434821A (en) | Digital arithmetic circuit for camera | |
JPS5268941A (en) | Anti time-limiting apparatus | |
JPS52120746A (en) | Pulse circuit | |
JPS5427715A (en) | Pickup unit | |
JPS53108315A (en) | Light receiving unit | |
JPS5221641A (en) | Constant-voltage circuit | |
JPS5320832A (en) | Integrated circuit | |
JPS52124147A (en) | Automatic power source transferring circuit | |
JPS5427731A (en) | Pickup unit | |
JPS5422140A (en) | Digital differential analyzer | |
JPS5441422A (en) | Inverter | |
JPS52124146A (en) | Automatic transferring circuit to auxiliary power source | |
JPS5416082A (en) | Proportional integral circuit | |
JPS51140462A (en) | Output amplifier | |
JPS51112775A (en) | Method to recover the solvent in watse paint and thinner | |
JPS5371590A (en) | Manufacture of photo transistor |