JPS6452050U - - Google Patents

Info

Publication number
JPS6452050U
JPS6452050U JP14317387U JP14317387U JPS6452050U JP S6452050 U JPS6452050 U JP S6452050U JP 14317387 U JP14317387 U JP 14317387U JP 14317387 U JP14317387 U JP 14317387U JP S6452050 U JPS6452050 U JP S6452050U
Authority
JP
Japan
Prior art keywords
light
polarization plane
upper sheet
incident light
deflects incident
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.)
Granted
Application number
JP14317387U
Other languages
English (en)
Other versions
JPH0449711Y2 (ja
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 JP14317387U priority Critical patent/JPH0449711Y2/ja
Publication of JPS6452050U publication Critical patent/JPS6452050U/ja
Application granted granted Critical
Publication of JPH0449711Y2 publication Critical patent/JPH0449711Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Switch Cases, Indication, And Locking (AREA)
  • Calculators And Similar Devices (AREA)
  • Input From Keyboards Or The Like (AREA)

Description

【図面の簡単な説明】
第１図はこの考案の第１の実施例の側断面図、
第２図ａ，ｂはそれぞれ第２の実施例のキー入力
装置の要部を示す拡大斜視図および断面図、第３
図は第３の実施例を示す側断面図、第４図ａ，ｂ
，ｃはそれぞれ従来例の正面図、側面図および計
算例を示す図である。 １１，１１１……タツチキー、１２，１１２…
…上部シート、１３，１３′，１１３……下部シ
ート、１４，１１４……偏向バンド、１５，１５
′，１１５ａ，１１５ｂ……偏向文字。

Claims (1)

  1. 【実用新案登録請求の範囲】 第１の偏光面を有するように入射光を偏向させ
    る第１の光偏向部を部分的に設けた上部シートと
    、 上記第１の偏光面に直交する第２の偏光面を有
    するように入射光を偏向させる第２の光偏向部を
    所定の文字形状に設けると共に、上記上部シート
    に対し相対的に平行移動できるようにした下部透
    明シートとを備えたキー入力装置。
JP14317387U 1987-09-18 1987-09-18 Expired JPH0449711Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14317387U JPH0449711Y2 (ja) 1987-09-18 1987-09-18

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14317387U JPH0449711Y2 (ja) 1987-09-18 1987-09-18

Publications (2)

Publication Number Publication Date
JPS6452050U true JPS6452050U (ja) 1989-03-30
JPH0449711Y2 JPH0449711Y2 (ja) 1992-11-24

Family

ID=31409754

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14317387U Expired JPH0449711Y2 (ja) 1987-09-18 1987-09-18

Country Status (1)

Country Link
JP (1) JPH0449711Y2 (ja)

Also Published As

Publication number Publication date
JPH0449711Y2 (ja) 1992-11-24

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