JPS6332312U - - Google Patents
Info
- Publication number
- JPS6332312U JPS6332312U JP12400886U JP12400886U JPS6332312U JP S6332312 U JPS6332312 U JP S6332312U JP 12400886 U JP12400886 U JP 12400886U JP 12400886 U JP12400886 U JP 12400886U JP S6332312 U JPS6332312 U JP S6332312U
- Authority
- JP
- Japan
- Prior art keywords
- light source
- laser light
- recording medium
- optical system
- collimating 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.)
- Granted
Links
- 230000003287 optical effect Effects 0.000 claims description 5
- 239000004065 semiconductor Substances 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 2
- 239000000758 substrate Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 1
Landscapes
- Optical Head (AREA)
- Optical Recording Or Reproduction (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12400886U JP2517697Y2 (ja) | 1986-08-14 | 1986-08-14 | 複数ビ−ム光ヘツド |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12400886U JP2517697Y2 (ja) | 1986-08-14 | 1986-08-14 | 複数ビ−ム光ヘツド |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6332312U true JPS6332312U (US20080293856A1-20081127-C00150.png) | 1988-03-02 |
JP2517697Y2 JP2517697Y2 (ja) | 1996-11-20 |
Family
ID=31015631
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12400886U Expired - Lifetime JP2517697Y2 (ja) | 1986-08-14 | 1986-08-14 | 複数ビ−ム光ヘツド |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2517697Y2 (US20080293856A1-20081127-C00150.png) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0398656A2 (en) * | 1989-05-16 | 1990-11-22 | Victor Company Of Japan, Ltd. | Electric charge image recording medium and recording/reproducing apparatus |
-
1986
- 1986-08-14 JP JP12400886U patent/JP2517697Y2/ja not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0398656A2 (en) * | 1989-05-16 | 1990-11-22 | Victor Company Of Japan, Ltd. | Electric charge image recording medium and recording/reproducing apparatus |
EP0398656A3 (en) * | 1989-05-16 | 1991-02-06 | Victor Company Of Japan, Ltd. | Electric charge image recording medium and recording/reproducing apparatus |
US5226029A (en) * | 1989-05-16 | 1993-07-06 | Victor Company Of Japan | Electric charge image recording medium and recording/reproducing apparatus |
Also Published As
Publication number | Publication date |
---|---|
JP2517697Y2 (ja) | 1996-11-20 |