JPS56124016A - Light detector - Google Patents
Light detectorInfo
- Publication number
- JPS56124016A JPS56124016A JP2840280A JP2840280A JPS56124016A JP S56124016 A JPS56124016 A JP S56124016A JP 2840280 A JP2840280 A JP 2840280A JP 2840280 A JP2840280 A JP 2840280A JP S56124016 A JPS56124016 A JP S56124016A
- Authority
- JP
- Japan
- Prior art keywords
- detection
- light
- signals
- rotary disc
- circuit
- 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
- 238000001514 detection method Methods 0.000 abstract 7
- 230000032683 aging Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 230000006641 stabilisation Effects 0.000 abstract 1
- 238000011105 stabilization Methods 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
- G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
- G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
- G01D5/36—Forming the light into pulses
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optical Transform (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2840280A JPS56124016A (en) | 1980-03-06 | 1980-03-06 | Light detector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2840280A JPS56124016A (en) | 1980-03-06 | 1980-03-06 | Light detector |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS56124016A true JPS56124016A (en) | 1981-09-29 |
JPS6140323B2 JPS6140323B2 (ja) | 1986-09-09 |
Family
ID=12247664
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2840280A Granted JPS56124016A (en) | 1980-03-06 | 1980-03-06 | Light detector |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS56124016A (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59136621U (ja) * | 1983-03-01 | 1984-09-12 | 旭光学工業株式会社 | カメラの絞り込み量検出装置 |
JP2013195071A (ja) * | 2012-03-15 | 2013-09-30 | Mitsubishi Electric Corp | 光学式エンコーダ |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0535650U (ja) * | 1991-10-10 | 1993-05-14 | 山村商事株式会社 | 取手付容器 |
-
1980
- 1980-03-06 JP JP2840280A patent/JPS56124016A/ja active Granted
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59136621U (ja) * | 1983-03-01 | 1984-09-12 | 旭光学工業株式会社 | カメラの絞り込み量検出装置 |
JPH0516582Y2 (ja) * | 1983-03-01 | 1993-04-30 | ||
JP2013195071A (ja) * | 2012-03-15 | 2013-09-30 | Mitsubishi Electric Corp | 光学式エンコーダ |
Also Published As
Publication number | Publication date |
---|---|
JPS6140323B2 (ja) | 1986-09-09 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
ATE64006T1 (de) | Photoelektrische messeinrichtung. | |
JPS53110823A (en) | Optical information processor | |
JPS5671808A (en) | Processing system for reproduction signal | |
JPS56124016A (en) | Light detector | |
JPS5299723A (en) | Circuit for converting analogous signals to binary value signals | |
JPS5338944A (en) | Abnormality detector | |
JPS56124017A (en) | Light detector | |
JPS5576905A (en) | Position and speed detecting system | |
SU693115A1 (ru) | Обнаружитель слабых сигналов | |
JPS52106260A (en) | Skip detection circuit of signal reception system | |
SU497708A1 (ru) | Фазовый дискиминатор | |
JPS55114031A (en) | Detector for pulse absence | |
JPS537165A (en) | Synchronism detecting circuit of phase control circuit | |
JPS56122521A (en) | Phase difference detecting circuit | |
JPS5714267A (en) | Detector for frequency difference | |
JPS5591079A (en) | A/d converter | |
JPS5341275A (en) | Power detector | |
JPS5452436A (en) | Bit-phase synchronization system | |
JPS54130168A (en) | Speed detector | |
JPS5330857A (en) | Signal change detector circuit | |
JPS6413510A (en) | Phase difference detector | |
JPS5336426A (en) | Photoelectric converter device | |
JPS5387277A (en) | Phase difference detector | |
JPS5621414A (en) | Analogue-digital converting circuit | |
JPS55149546A (en) | Photo coupling circuit |