JPS61116303U - - Google Patents

Info

Publication number
JPS61116303U
JPS61116303U JP19739784U JP19739784U JPS61116303U JP S61116303 U JPS61116303 U JP S61116303U JP 19739784 U JP19739784 U JP 19739784U JP 19739784 U JP19739784 U JP 19739784U JP S61116303 U JPS61116303 U JP S61116303U
Authority
JP
Japan
Prior art keywords
fresnel lens
projection
drive shaft
moving member
lens
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
JP19739784U
Other languages
English (en)
Japanese (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 JP19739784U priority Critical patent/JPS61116303U/ja
Publication of JPS61116303U publication Critical patent/JPS61116303U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Overhead Projectors And Projection Screens (AREA)
  • Mounting And Adjusting Of Optical Elements (AREA)
  • Transforming Electric Information Into Light Information (AREA)
JP19739784U 1984-12-29 1984-12-29 Pending JPS61116303U (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19739784U JPS61116303U (enrdf_load_stackoverflow) 1984-12-29 1984-12-29

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19739784U JPS61116303U (enrdf_load_stackoverflow) 1984-12-29 1984-12-29

Publications (1)

Publication Number Publication Date
JPS61116303U true JPS61116303U (enrdf_load_stackoverflow) 1986-07-23

Family

ID=30755665

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19739784U Pending JPS61116303U (enrdf_load_stackoverflow) 1984-12-29 1984-12-29

Country Status (1)

Country Link
JP (1) JPS61116303U (enrdf_load_stackoverflow)

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