JPH02149435U - - Google Patents
Info
- Publication number
- JPH02149435U JPH02149435U JP1989058156U JP5815689U JPH02149435U JP H02149435 U JPH02149435 U JP H02149435U JP 1989058156 U JP1989058156 U JP 1989058156U JP 5815689 U JP5815689 U JP 5815689U JP H02149435 U JPH02149435 U JP H02149435U
- Authority
- JP
- Japan
- Prior art keywords
- lens member
- circumferential surface
- annular lens
- coordinate plane
- cursor
- 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
Links
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 230000003287 optical effect Effects 0.000 claims description 4
- 239000000835 fiber Substances 0.000 claims 1
- 239000011521 glass Substances 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 239000013307 optical fiber Substances 0.000 claims 1
- 239000010409 thin film Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Position Input By Displaying (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989058156U JPH0542509Y2 (pt) | 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 (pt) | 1989-05-22 | 1989-05-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02149435U true JPH02149435U (pt) | 1990-12-20 |
| JPH0542509Y2 JPH0542509Y2 (pt) | 1993-10-26 |
Family
ID=31583511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989058156U Expired - Lifetime JPH0542509Y2 (pt) | 1988-10-26 | 1989-05-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0542509Y2 (pt) |
-
1989
- 1989-05-22 JP JP1989058156U patent/JPH0542509Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0542509Y2 (pt) | 1993-10-26 |
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