JPS5434286A - Light quantity display device - Google Patents

Light quantity display device

Info

Publication number
JPS5434286A
JPS5434286A JP9954877A JP9954877A JPS5434286A JP S5434286 A JPS5434286 A JP S5434286A JP 9954877 A JP9954877 A JP 9954877A JP 9954877 A JP9954877 A JP 9954877A JP S5434286 A JPS5434286 A JP S5434286A
Authority
JP
Japan
Prior art keywords
display device
light quantity
quantity display
light
oscillation frequency
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
Application number
JP9954877A
Other languages
Japanese (ja)
Inventor
Fumio Asano
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ricoh Co Ltd
Original Assignee
Ricoh Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ricoh Co Ltd filed Critical Ricoh Co Ltd
Priority to JP9954877A priority Critical patent/JPS5434286A/en
Publication of JPS5434286A publication Critical patent/JPS5434286A/en
Pending legal-status Critical Current

Links

Landscapes

  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)

Abstract

PURPOSE: To accurately display the quantity of light with a simple constitution by using a light sensitive oscillating element whose oscillation frequency changes according to the quantity of radiation light.
COPYRIGHT: (C)1979,JPO&Japio
JP9954877A 1977-08-22 1977-08-22 Light quantity display device Pending JPS5434286A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9954877A JPS5434286A (en) 1977-08-22 1977-08-22 Light quantity display device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9954877A JPS5434286A (en) 1977-08-22 1977-08-22 Light quantity display device

Publications (1)

Publication Number Publication Date
JPS5434286A true JPS5434286A (en) 1979-03-13

Family

ID=14250225

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9954877A Pending JPS5434286A (en) 1977-08-22 1977-08-22 Light quantity display device

Country Status (1)

Country Link
JP (1) JPS5434286A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59158685A (en) * 1983-02-28 1984-09-08 Sony Corp Still picture reproducing device
JPS6010890A (en) * 1983-06-29 1985-01-21 Fujitsu Ltd Picture display system
JPS61161084A (en) * 1985-01-08 1986-07-21 Mitsubishi Electric Corp Video recording and reproducing device
JPH063187A (en) * 1992-06-23 1994-01-11 Japan Energy Corp Actinometer
JP2014524579A (en) * 2011-08-17 2014-09-22 パブリックサービスソリューション、インク Passive detection device for imaging system

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59158685A (en) * 1983-02-28 1984-09-08 Sony Corp Still picture reproducing device
JPS6010890A (en) * 1983-06-29 1985-01-21 Fujitsu Ltd Picture display system
JPS6362753B2 (en) * 1983-06-29 1988-12-05
JPS61161084A (en) * 1985-01-08 1986-07-21 Mitsubishi Electric Corp Video recording and reproducing device
JPH063187A (en) * 1992-06-23 1994-01-11 Japan Energy Corp Actinometer
JP2014524579A (en) * 2011-08-17 2014-09-22 パブリックサービスソリューション、インク Passive detection device for imaging system

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