JPH0521071Y2 - - Google Patents

Info

Publication number
JPH0521071Y2
JPH0521071Y2 JP1988075546U JP7554688U JPH0521071Y2 JP H0521071 Y2 JPH0521071 Y2 JP H0521071Y2 JP 1988075546 U JP1988075546 U JP 1988075546U JP 7554688 U JP7554688 U JP 7554688U JP H0521071 Y2 JPH0521071 Y2 JP H0521071Y2
Authority
JP
Japan
Prior art keywords
image
lens
original image
enlarged
light source
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 - Lifetime
Application number
JP1988075546U
Other languages
English (en)
Japanese (ja)
Other versions
JPH01177739U (nl
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 JP1988075546U priority Critical patent/JPH0521071Y2/ja
Publication of JPH01177739U publication Critical patent/JPH01177739U/ja
Application granted granted Critical
Publication of JPH0521071Y2 publication Critical patent/JPH0521071Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Overhead Projectors And Projection Screens (AREA)
JP1988075546U 1988-06-07 1988-06-07 Expired - Lifetime JPH0521071Y2 (nl)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988075546U JPH0521071Y2 (nl) 1988-06-07 1988-06-07

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988075546U JPH0521071Y2 (nl) 1988-06-07 1988-06-07

Publications (2)

Publication Number Publication Date
JPH01177739U JPH01177739U (nl) 1989-12-19
JPH0521071Y2 true JPH0521071Y2 (nl) 1993-05-31

Family

ID=31300609

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988075546U Expired - Lifetime JPH0521071Y2 (nl) 1988-06-07 1988-06-07

Country Status (1)

Country Link
JP (1) JPH0521071Y2 (nl)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5938434B2 (ja) * 1978-02-23 1984-09-17 ヤマハ発動機株式会社 無接点点火装置における点火時期制御用発電装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5938434U (ja) * 1982-09-03 1984-03-10 株式会社学習研究社 オ−バ−ヘツドプロジエクタ−用スライド投影装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5938434B2 (ja) * 1978-02-23 1984-09-17 ヤマハ発動機株式会社 無接点点火装置における点火時期制御用発電装置

Also Published As

Publication number Publication date
JPH01177739U (nl) 1989-12-19

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