JPS644103Y2 - - Google Patents

Info

Publication number
JPS644103Y2
JPS644103Y2 JP1979182084U JP18208479U JPS644103Y2 JP S644103 Y2 JPS644103 Y2 JP S644103Y2 JP 1979182084 U JP1979182084 U JP 1979182084U JP 18208479 U JP18208479 U JP 18208479U JP S644103 Y2 JPS644103 Y2 JP S644103Y2
Authority
JP
Japan
Prior art keywords
lenticular
lens elements
plate
row
large number
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.)
Expired
Application number
JP1979182084U
Other languages
English (en)
Japanese (ja)
Other versions
JPS5699503U (https=
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 JP1979182084U priority Critical patent/JPS644103Y2/ja
Publication of JPS5699503U publication Critical patent/JPS5699503U/ja
Application granted granted Critical
Publication of JPS644103Y2 publication Critical patent/JPS644103Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Overhead Projectors And Projection Screens (AREA)
  • Optical Elements Other Than Lenses (AREA)
JP1979182084U 1979-12-27 1979-12-27 Expired JPS644103Y2 (https=)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1979182084U JPS644103Y2 (https=) 1979-12-27 1979-12-27

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1979182084U JPS644103Y2 (https=) 1979-12-27 1979-12-27

Publications (2)

Publication Number Publication Date
JPS5699503U JPS5699503U (https=) 1981-08-06
JPS644103Y2 true JPS644103Y2 (https=) 1989-02-02

Family

ID=29692423

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1979182084U Expired JPS644103Y2 (https=) 1979-12-27 1979-12-27

Country Status (1)

Country Link
JP (1) JPS644103Y2 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4499519B2 (ja) * 2004-07-12 2010-07-07 大日本印刷株式会社 拡散シート、面光源装置、透過型表示装置

Also Published As

Publication number Publication date
JPS5699503U (https=) 1981-08-06

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