JPH02148124U - - Google Patents

Info

Publication number
JPH02148124U
JPH02148124U JP5661989U JP5661989U JPH02148124U JP H02148124 U JPH02148124 U JP H02148124U JP 5661989 U JP5661989 U JP 5661989U JP 5661989 U JP5661989 U JP 5661989U JP H02148124 U JPH02148124 U JP H02148124U
Authority
JP
Japan
Prior art keywords
amount
light
liquid crystal
unit
incident light
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
JP5661989U
Other languages
English (en)
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 filed Critical
Priority to JP5661989U priority Critical patent/JPH02148124U/ja
Publication of JPH02148124U publication Critical patent/JPH02148124U/ja
Pending legal-status Critical Current

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  • Liquid Crystal (AREA)

Description

【図面の簡単な説明】
第１図は本考案の一実施例の模式図である。 １……光センサ、２……制御ユニツト、３……
液晶ユニツト、４……入射光、５……到達光量。

Claims (1)

    【実用新案登録請求の範囲】
  1. 入射光の光量変化を測定する光センサと、前記
    入射光を受光し、液晶の偏向を利用して通過光量
    を調整する液晶ユニツトと、前記光センサにより
    測定された光量変化をもとに前記液晶ユニツトの
    偏向角を演算して制御する制御ユニツトとを有し
    、前記液晶ユニツトを通過した到達光量を一定に
    することを特徴とする光量調整装置。
JP5661989U 1989-05-16 1989-05-16 Pending JPH02148124U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5661989U JPH02148124U (ja) 1989-05-16 1989-05-16

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5661989U JPH02148124U (ja) 1989-05-16 1989-05-16

Publications (1)

Publication Number Publication Date
JPH02148124U true JPH02148124U (ja) 1990-12-17

Family

ID=31580607

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5661989U Pending JPH02148124U (ja) 1989-05-16 1989-05-16

Country Status (1)

Country Link
JP (1) JPH02148124U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012105255A (ja) * 2005-09-08 2012-05-31 Spd Control Systems Corp 懸濁粒子デバイスの電子制御装置の操作

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012105255A (ja) * 2005-09-08 2012-05-31 Spd Control Systems Corp 懸濁粒子デバイスの電子制御装置の操作

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