JPH0542509Y2 - - Google Patents

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Publication number
JPH0542509Y2
JPH0542509Y2 JP1989058156U JP5815689U JPH0542509Y2 JP H0542509 Y2 JPH0542509 Y2 JP H0542509Y2 JP 1989058156 U JP1989058156 U JP 1989058156U JP 5815689 U JP5815689 U JP 5815689U JP H0542509 Y2 JPH0542509 Y2 JP H0542509Y2
Authority
JP
Japan
Prior art keywords
cursor
circumferential surface
lens member
annular lens
coordinate plane
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
JP1989058156U
Other languages
English (en)
Japanese (ja)
Other versions
JPH02149435U (zh
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 JP1989058156U priority Critical patent/JPH0542509Y2/ja
Priority to EP89119838A priority patent/EP0366112B1/en
Priority to DE68921543T priority patent/DE68921543T2/de
Priority to US07/591,516 priority patent/US5148016A/en
Publication of JPH02149435U publication Critical patent/JPH02149435U/ja
Application granted granted Critical
Publication of JPH0542509Y2 publication Critical patent/JPH0542509Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Position Input By Displaying (AREA)
JP1989058156U 1988-10-26 1989-05-22 Expired - Lifetime JPH0542509Y2 (zh)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP1989058156U JPH0542509Y2 (zh) 1989-05-22 1989-05-22
EP89119838A EP0366112B1 (en) 1988-10-26 1989-10-25 Optical coordinate input apparatus and position indicator therefor
DE68921543T DE68921543T2 (de) 1988-10-26 1989-10-25 Optische Koordinateneingabevorrichtung und Positionszeiger dafür.
US07/591,516 US5148016A (en) 1988-10-26 1990-10-02 Optical coordinate input apparatus and position indicator thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989058156U JPH0542509Y2 (zh) 1989-05-22 1989-05-22

Publications (2)

Publication Number Publication Date
JPH02149435U JPH02149435U (zh) 1990-12-20
JPH0542509Y2 true JPH0542509Y2 (zh) 1993-10-26

Family

ID=31583511

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989058156U Expired - Lifetime JPH0542509Y2 (zh) 1988-10-26 1989-05-22

Country Status (1)

Country Link
JP (1) JPH0542509Y2 (zh)

Also Published As

Publication number Publication date
JPH02149435U (zh) 1990-12-20

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