JPH02148125U - - Google Patents

Info

Publication number
JPH02148125U
JPH02148125U JP5670889U JP5670889U JPH02148125U JP H02148125 U JPH02148125 U JP H02148125U JP 5670889 U JP5670889 U JP 5670889U JP 5670889 U JP5670889 U JP 5670889U JP H02148125 U JPH02148125 U JP H02148125U
Authority
JP
Japan
Prior art keywords
lighting
liquid crystal
amount
crystal panel
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
JP5670889U
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 JP5670889U priority Critical patent/JPH02148125U/ja
Publication of JPH02148125U publication Critical patent/JPH02148125U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Liquid Crystal (AREA)

Description

【図面の簡単な説明】
第1図は、本考案の照明用調光装置構成図。第
2図は、液晶パネルのパターン拡大図。第3図は
、液晶の電圧−透過率特性曲線図。第4図aは、
従来の調光方法を示した図。第4図bは、従来の
照明範囲限定方法を示した図。 1……照明ライト、2……被照明体、3……調
光用ユニツト、4……遮蔽板、10……液晶パネ
ル、11……反射板、13……パソコン、V……
印可電圧。

Claims (1)

    【実用新案登録請求の範囲】
  1. 各種照明器具で照明を行うさい、フイルターと
    して液晶パネルを用いることで、照明光量や光量
    分布の調整及び照明範囲の限定等の制御を可能と
    したことを特徴とする照明用調光装置。
JP5670889U 1989-05-17 1989-05-17 Pending JPH02148125U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5670889U JPH02148125U (ja) 1989-05-17 1989-05-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5670889U JPH02148125U (ja) 1989-05-17 1989-05-17

Publications (1)

Publication Number Publication Date
JPH02148125U true JPH02148125U (ja) 1990-12-17

Family

ID=31580771

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5670889U Pending JPH02148125U (ja) 1989-05-17 1989-05-17

Country Status (1)

Country Link
JP (1) JPH02148125U (ja)

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