JPH0334162U - - Google Patents
Info
- Publication number
- JPH0334162U JPH0334162U JP9474789U JP9474789U JPH0334162U JP H0334162 U JPH0334162 U JP H0334162U JP 9474789 U JP9474789 U JP 9474789U JP 9474789 U JP9474789 U JP 9474789U JP H0334162 U JPH0334162 U JP H0334162U
- Authority
- JP
- Japan
- Prior art keywords
- light
- information medium
- emitting element
- irradiation
- spot
- 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
Links
- 230000003287 optical effect Effects 0.000 claims description 7
- 238000001514 detection method Methods 0.000 claims description 4
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9474789U JPH0334162U (cs) | 1989-08-11 | 1989-08-11 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9474789U JPH0334162U (cs) | 1989-08-11 | 1989-08-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0334162U true JPH0334162U (cs) | 1991-04-03 |
Family
ID=31644061
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9474789U Pending JPH0334162U (cs) | 1989-08-11 | 1989-08-11 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0334162U (cs) |
-
1989
- 1989-08-11 JP JP9474789U patent/JPH0334162U/ja active Pending