JPS6233001U - - Google Patents
Info
- Publication number
- JPS6233001U JPS6233001U JP12415185U JP12415185U JPS6233001U JP S6233001 U JPS6233001 U JP S6233001U JP 12415185 U JP12415185 U JP 12415185U JP 12415185 U JP12415185 U JP 12415185U JP S6233001 U JPS6233001 U JP S6233001U
- Authority
- JP
- Japan
- Prior art keywords
- lens
- outer circumferential
- circumferential surface
- utility
- model registration
- 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 3
- 239000011521 glass Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 1
Landscapes
- Optical Head (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1985124151U JPH0446241Y2 (zh) | 1985-08-13 | 1985-08-13 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1985124151U JPH0446241Y2 (zh) | 1985-08-13 | 1985-08-13 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6233001U true JPS6233001U (zh) | 1987-02-27 |
JPH0446241Y2 JPH0446241Y2 (zh) | 1992-10-30 |
Family
ID=31015900
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1985124151U Expired JPH0446241Y2 (zh) | 1985-08-13 | 1985-08-13 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0446241Y2 (zh) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5093157A (zh) * | 1973-12-19 | 1975-07-25 | ||
JPS5119402U (zh) * | 1974-07-30 | 1976-02-13 |
-
1985
- 1985-08-13 JP JP1985124151U patent/JPH0446241Y2/ja not_active Expired
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5093157A (zh) * | 1973-12-19 | 1975-07-25 | ||
JPS5119402U (zh) * | 1974-07-30 | 1976-02-13 |
Also Published As
Publication number | Publication date |
---|---|
JPH0446241Y2 (zh) | 1992-10-30 |