JPS52111742A - Light control device - Google Patents

Light control device

Info

Publication number
JPS52111742A
JPS52111742A JP2852976A JP2852976A JPS52111742A JP S52111742 A JPS52111742 A JP S52111742A JP 2852976 A JP2852976 A JP 2852976A JP 2852976 A JP2852976 A JP 2852976A JP S52111742 A JPS52111742 A JP S52111742A
Authority
JP
Japan
Prior art keywords
control device
light control
eleminating
stability
liquid crystal
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
JP2852976A
Other languages
Japanese (ja)
Inventor
Jun Yamazoe
Kikuo Sasaki
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.)
Shimadzu Corp
Original Assignee
Shimadzu Corp
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 Shimadzu Corp filed Critical Shimadzu Corp
Priority to JP2852976A priority Critical patent/JPS52111742A/en
Publication of JPS52111742A publication Critical patent/JPS52111742A/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/1313—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells specially adapted for a particular application

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)

Abstract

PURPOSE:To improve responsibility and stability, while eleminating a moving part, by using a liquid crystal as an optical filter of light variable type.
JP2852976A 1976-03-15 1976-03-15 Light control device Pending JPS52111742A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2852976A JPS52111742A (en) 1976-03-15 1976-03-15 Light control device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2852976A JPS52111742A (en) 1976-03-15 1976-03-15 Light control device

Publications (1)

Publication Number Publication Date
JPS52111742A true JPS52111742A (en) 1977-09-19

Family

ID=12251181

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2852976A Pending JPS52111742A (en) 1976-03-15 1976-03-15 Light control device

Country Status (1)

Country Link
JP (1) JPS52111742A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5647021A (en) * 1979-09-27 1981-04-28 Seiko Epson Corp Diaphragm device of electronic camera using liquid crystal panel
JPS5678818A (en) * 1979-12-03 1981-06-29 Canon Inc Physical property stopping device
JPS6055927A (en) * 1983-09-03 1985-04-01 キヤノン株式会社 Ophthalmic photographing apparatus
JPS62135751A (en) * 1985-12-10 1987-06-18 Toshiba Corp Surface inspection device
JPS6390743U (en) * 1986-11-28 1988-06-13
JPH04128619A (en) * 1990-09-19 1992-04-30 Suga Shikenki Kk Radiation-illumino-meter

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4943548U (en) * 1972-07-27 1974-04-17
JPS5091342A (en) * 1973-12-12 1975-07-22
JPS5241544A (en) * 1975-09-29 1977-03-31 Yokogawa Hokushin Electric Corp Liquid crystal type regulator for light volume

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4943548U (en) * 1972-07-27 1974-04-17
JPS5091342A (en) * 1973-12-12 1975-07-22
JPS5241544A (en) * 1975-09-29 1977-03-31 Yokogawa Hokushin Electric Corp Liquid crystal type regulator for light volume

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5647021A (en) * 1979-09-27 1981-04-28 Seiko Epson Corp Diaphragm device of electronic camera using liquid crystal panel
JPS5678818A (en) * 1979-12-03 1981-06-29 Canon Inc Physical property stopping device
JPS6055927A (en) * 1983-09-03 1985-04-01 キヤノン株式会社 Ophthalmic photographing apparatus
JPS62135751A (en) * 1985-12-10 1987-06-18 Toshiba Corp Surface inspection device
JPS6390743U (en) * 1986-11-28 1988-06-13
JPH04128619A (en) * 1990-09-19 1992-04-30 Suga Shikenki Kk Radiation-illumino-meter

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