JPH03130019U - - Google Patents
Info
- Publication number
- JPH03130019U JPH03130019U JP3697590U JP3697590U JPH03130019U JP H03130019 U JPH03130019 U JP H03130019U JP 3697590 U JP3697590 U JP 3697590U JP 3697590 U JP3697590 U JP 3697590U JP H03130019 U JPH03130019 U JP H03130019U
- Authority
- JP
- Japan
- Prior art keywords
- light
- optical axis
- beam splitter
- optical
- reflected
- 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 22
- 239000002131 composite material Substances 0.000 claims description 4
- 239000013078 crystal Substances 0.000 claims 6
- 239000011248 coating agent Substances 0.000 claims 2
- 238000000576 coating method Methods 0.000 claims 2
- 230000010287 polarization Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
- Optical Head (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3697590U JPH0749627Y2 (ja) | 1990-04-05 | 1990-04-05 | 光ピックアップ装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3697590U JPH0749627Y2 (ja) | 1990-04-05 | 1990-04-05 | 光ピックアップ装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH03130019U true JPH03130019U (un) | 1991-12-26 |
JPH0749627Y2 JPH0749627Y2 (ja) | 1995-11-13 |
Family
ID=31543678
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3697590U Expired - Lifetime JPH0749627Y2 (ja) | 1990-04-05 | 1990-04-05 | 光ピックアップ装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0749627Y2 (un) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100259372B1 (ko) * | 1997-06-04 | 2000-06-15 | 김영환 | 광픽업 장치 |
-
1990
- 1990-04-05 JP JP3697590U patent/JPH0749627Y2/ja not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100259372B1 (ko) * | 1997-06-04 | 2000-06-15 | 김영환 | 광픽업 장치 |
Also Published As
Publication number | Publication date |
---|---|
JPH0749627Y2 (ja) | 1995-11-13 |
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