GB1092853A - Regulating device, particularly for actuating an optical filter when measuring brieflight pulses - Google Patents
Regulating device, particularly for actuating an optical filter when measuring brieflight pulsesInfo
- Publication number
- GB1092853A GB1092853A GB858665A GB858665A GB1092853A GB 1092853 A GB1092853 A GB 1092853A GB 858665 A GB858665 A GB 858665A GB 858665 A GB858665 A GB 858665A GB 1092853 A GB1092853 A GB 1092853A
- Authority
- GB
- United Kingdom
- Prior art keywords
- pulses
- measuring
- pulse
- diodes
- circuits
- 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.)
- Expired
Links
- 230000003287 optical effect Effects 0.000 title 1
- 230000001105 regulatory effect Effects 0.000 title 1
- 239000003990 capacitor Substances 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
- G01J1/4228—Photometry, e.g. photographic exposure meter using electric radiation detectors arrangements with two or more detectors, e.g. for sensitivity compensation
-
- 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
- G01J1/10—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void
- G01J1/16—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void using electric radiation detectors
- G01J1/1626—Arrangements with two photodetectors, the signals of which are compared
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE1964L0047179 DE1272977B (de) | 1964-03-02 | 1964-03-02 | Schaltungsanordnung zur Umformung kurzzeitiger Lichtimpulse in elektrische Signale |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1092853A true GB1092853A (en) | 1967-11-29 |
Family
ID=7271914
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB858665A Expired GB1092853A (en) | 1964-03-02 | 1965-03-01 | Regulating device, particularly for actuating an optical filter when measuring brieflight pulses |
Country Status (5)
-
1964
- 1964-03-02 DE DE1964L0047179 patent/DE1272977B/de active Pending
-
1965
- 1965-03-01 FR FR7492A patent/FR87524E/fr not_active Expired
- 1965-03-01 GB GB858665A patent/GB1092853A/en not_active Expired
- 1965-03-02 BE BE660472D patent/BE660472A/xx unknown
- 1965-03-02 NL NL6502641A patent/NL6502641A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
NL6502641A (US07709020-20100504-C00068.png) | 1965-09-03 |
DE1272977B (de) | 1968-07-18 |
FR87524E (fr) | 1966-06-24 |
BE660472A (US07709020-20100504-C00068.png) | 1965-07-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB706687A (en) | Electrical signal generating systems | |
GB876474A (en) | Thermoelectric generator | |
GB1036564A (en) | Integrator | |
GB1253790A (en) | Optical absorption photometer | |
ES8704049A1 (es) | Un receptor optico para la recepcion de un rayo de luz modu-lado procedente de una linea de transmision optica o desde el espacio libre | |
EP0140091A3 (de) | Optoelektronischer Empfänger | |
GB1482567A (en) | Presence detecting system with self-checking | |
GB1246396A (en) | Ac-dc function generators | |
GB1092853A (en) | Regulating device, particularly for actuating an optical filter when measuring brieflight pulses | |
GB1121400A (en) | Improvements in or relating to diode function generators | |
GB1338896A (en) | Hybrid networks | |
GB1423389A (en) | Light metering circu'it | |
US3935524A (en) | Circuit arrangement for detecting voltage differences | |
JPS53116794A (en) | Laser device for optical communication | |
GB966766A (en) | An arrangement for providing a measure of the magnet wheel angle of a synchronous generator | |
GB1144549A (en) | Pulse modulation system | |
GB975309A (en) | Variable focal length lens system | |
GB1315115A (en) | Wall-coverings | |
GB1010001A (en) | Improvements in or relating to character recognition systems | |
GB1466972A (en) | Control system | |
JPS567489A (en) | System for controlling photo-output | |
GB1369715A (en) | Timing circuits | |
GB1243929A (en) | Amplitude protection circuit | |
GB1173343A (en) | Improvements in and relating to Threshold Logic Circuit | |
GB1104101A (en) | Improvements in or relating to apparatus for controlling the path of a device carried by a moving vehicle |