JPS5241544A - Liquid crystal type regulator for light volume - Google Patents

Liquid crystal type regulator for light volume

Info

Publication number
JPS5241544A
JPS5241544A JP11630875A JP11630875A JPS5241544A JP S5241544 A JPS5241544 A JP S5241544A JP 11630875 A JP11630875 A JP 11630875A JP 11630875 A JP11630875 A JP 11630875A JP S5241544 A JPS5241544 A JP S5241544A
Authority
JP
Japan
Prior art keywords
liquid crystal
light volume
crystal type
type regulator
regulator
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
JP11630875A
Other languages
Japanese (ja)
Inventor
Tokutaro Tamate
Takahiro Kojima
Teruyoshi Minaki
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.)
Yokogawa Electric Corp
Original Assignee
Yokogawa Hokushin Electric Corp
Yokogawa Electric Works 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 Yokogawa Hokushin Electric Corp, Yokogawa Electric Works Ltd filed Critical Yokogawa Hokushin Electric Corp
Priority to JP11630875A priority Critical patent/JPS5241544A/en
Publication of JPS5241544A publication Critical patent/JPS5241544A/en
Pending legal-status Critical Current

Links

Landscapes

  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

PURPOSE: To provide a light volume tegulatorof simply mechanical construction, which is best suited for electronic control.
COPYRIGHT: (C)1977,JPO&Japio
JP11630875A 1975-09-29 1975-09-29 Liquid crystal type regulator for light volume Pending JPS5241544A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11630875A JPS5241544A (en) 1975-09-29 1975-09-29 Liquid crystal type regulator for light volume

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11630875A JPS5241544A (en) 1975-09-29 1975-09-29 Liquid crystal type regulator for light volume

Publications (1)

Publication Number Publication Date
JPS5241544A true JPS5241544A (en) 1977-03-31

Family

ID=14683782

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11630875A Pending JPS5241544A (en) 1975-09-29 1975-09-29 Liquid crystal type regulator for light volume

Country Status (1)

Country Link
JP (1) JPS5241544A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52111742A (en) * 1976-03-15 1977-09-19 Shimadzu Corp Light control device
JPS56137324A (en) * 1980-03-10 1981-10-27 Bii Kurei Bikutaa Microscope
JPS6111184U (en) * 1984-06-26 1986-01-23 スタンレー電気株式会社 Transmissive liquid crystal display device
WO2014041582A1 (en) * 2012-09-11 2014-03-20 カラーリンク・ジャパン 株式会社 Optical device and projection device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49103596A (en) * 1973-02-03 1974-10-01
JPS5019269A (en) * 1973-06-22 1975-02-28

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49103596A (en) * 1973-02-03 1974-10-01
JPS5019269A (en) * 1973-06-22 1975-02-28

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52111742A (en) * 1976-03-15 1977-09-19 Shimadzu Corp Light control device
JPS56137324A (en) * 1980-03-10 1981-10-27 Bii Kurei Bikutaa Microscope
JPS6111184U (en) * 1984-06-26 1986-01-23 スタンレー電気株式会社 Transmissive liquid crystal display device
WO2014041582A1 (en) * 2012-09-11 2014-03-20 カラーリンク・ジャパン 株式会社 Optical device and projection device
JP5717840B2 (en) * 2012-09-11 2015-05-13 カラーリンク・ジャパン 株式会社 Projection device

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