NL8400323A - Inrichting voor het meten van lichtsterkten. - Google Patents
Inrichting voor het meten van lichtsterkten. Download PDFInfo
- Publication number
- NL8400323A NL8400323A NL8400323A NL8400323A NL8400323A NL 8400323 A NL8400323 A NL 8400323A NL 8400323 A NL8400323 A NL 8400323A NL 8400323 A NL8400323 A NL 8400323A NL 8400323 A NL8400323 A NL 8400323A
- Authority
- NL
- Netherlands
- Prior art keywords
- voltage
- generator
- electronic
- terminal
- changing
- Prior art date
Links
- 230000005693 optoelectronics Effects 0.000 claims description 16
- 230000001419 dependent effect Effects 0.000 claims description 2
- 239000004020 conductor Substances 0.000 claims 1
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000002411 adverse Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000004071 soot Substances 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
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
- G01J1/44—Electric circuits
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Measurement Of Current Or Voltage (AREA)
- Machine Tool Copy Controls (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8301759 | 1983-02-04 | ||
| FR8301759A FR2540625A1 (fr) | 1983-02-04 | 1983-02-04 | Capteur d'intensite lumineuse |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL8400323A true NL8400323A (nl) | 1984-09-03 |
Family
ID=9285604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL8400323A NL8400323A (nl) | 1983-02-04 | 1984-02-02 | Inrichting voor het meten van lichtsterkten. |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US4612438A (sv) |
| JP (1) | JPS59170733A (sv) |
| AU (1) | AU562153B2 (sv) |
| BE (1) | BE904781Q (sv) |
| CH (1) | CH655211A5 (sv) |
| DE (1) | DE3402844C2 (sv) |
| ES (1) | ES8502256A1 (sv) |
| FR (1) | FR2540625A1 (sv) |
| IT (1) | IT1173186B (sv) |
| NL (1) | NL8400323A (sv) |
| SE (2) | SE451278B (sv) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4693389B2 (ja) * | 2004-11-02 | 2011-06-01 | 能美防災株式会社 | 炎感知器 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL258177A (sv) * | 1959-11-25 | |||
| US3443101A (en) * | 1965-08-09 | 1969-05-06 | Gen Motors Corp | Light sensitive circuit employing a zener diode in series with the photoconductive device |
| DE1562059A1 (de) * | 1968-02-17 | 1970-02-26 | Messerschmitt Boelkow Blohm | Schaltungsanordnung mit einem elektrisch steuerbaren, lichtempfindlichen verstaerkerelement |
| DE2558155C3 (de) * | 1974-12-28 | 1978-10-19 | Canon K.K., Tokio | Lkhtmeßschaltung |
| JPS5331952A (en) * | 1976-09-06 | 1978-03-25 | Hitachi Ltd | Solid switch circuit |
| US4262220A (en) * | 1979-03-28 | 1981-04-14 | Rosemount Inc. | Optical current isolator circuit |
| JPS5838041A (ja) * | 1981-08-31 | 1983-03-05 | Asahi Optical Co Ltd | Ａｐｄバイアス回路 |
| US4424440A (en) * | 1981-10-16 | 1984-01-03 | The Babcock & Wilcox Company | Automatic photocell loading |
-
1983
- 1983-02-04 FR FR8301759A patent/FR2540625A1/fr active Granted
-
1984
- 1984-01-27 DE DE3402844A patent/DE3402844C2/de not_active Expired
- 1984-01-31 US US06/575,841 patent/US4612438A/en not_active Expired - Fee Related
- 1984-02-01 AU AU23978/84A patent/AU562153B2/en not_active Ceased
- 1984-02-02 CH CH488/84A patent/CH655211A5/fr not_active IP Right Cessation
- 1984-02-02 NL NL8400323A patent/NL8400323A/nl not_active Application Discontinuation
- 1984-02-02 IT IT19399/84A patent/IT1173186B/it active
- 1984-02-03 ES ES529455A patent/ES8502256A1/es not_active Expired
- 1984-02-03 SE SE8400551A patent/SE451278B/sv unknown
- 1984-02-03 JP JP59017225A patent/JPS59170733A/ja active Granted
- 1984-02-03 SE SE8400551D patent/SE8400551L/sv not_active Application Discontinuation
-
1986
- 1986-05-14 BE BE0/216674A patent/BE904781Q/fr not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| CH655211A5 (fr) | 1986-03-27 |
| DE3402844A1 (de) | 1984-08-16 |
| ES529455A0 (es) | 1984-12-16 |
| BE904781Q (fr) | 1986-09-01 |
| AU562153B2 (en) | 1987-05-28 |
| IT8419399A0 (it) | 1984-02-02 |
| SE451278B (sv) | 1987-09-21 |
| DE3402844C2 (de) | 1986-05-15 |
| JPS59170733A (ja) | 1984-09-27 |
| IT1173186B (it) | 1987-06-18 |
| ES8502256A1 (es) | 1984-12-16 |
| SE8400551L (sv) | 1984-08-05 |
| US4612438A (en) | 1986-09-16 |
| FR2540625A1 (fr) | 1984-08-10 |
| FR2540625B1 (sv) | 1985-05-17 |
| SE8400551D0 (sv) | 1984-02-03 |
| AU2397884A (en) | 1984-08-09 |
| JPH0441767B2 (sv) | 1992-07-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A85 | Still pending on 85-01-01 | ||
| BA | A request for search or an international-type search has been filed | ||
| BB | A search report has been drawn up | ||
| BC | A request for examination has been filed | ||
| BV | The patent application has lapsed |