JPS612926B2 - - Google Patents
Info
- Publication number
- JPS612926B2 JPS612926B2 JP7793481A JP7793481A JPS612926B2 JP S612926 B2 JPS612926 B2 JP S612926B2 JP 7793481 A JP7793481 A JP 7793481A JP 7793481 A JP7793481 A JP 7793481A JP S612926 B2 JPS612926 B2 JP S612926B2
- Authority
- JP
- Japan
- 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.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/24—Optical objectives specially designed for the purposes specified below for reproducing or copying at short object distances
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7793481A JPS57192915A (en) | 1981-05-25 | 1981-05-25 | Objective lens for reproducing video disk or the like |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7793481A JPS57192915A (en) | 1981-05-25 | 1981-05-25 | Objective lens for reproducing video disk or the like |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57192915A JPS57192915A (en) | 1982-11-27 |
| JPS612926B2 true JPS612926B2 (en:Method) | 1986-01-29 |
Family
ID=13647906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7793481A Granted JPS57192915A (en) | 1981-05-25 | 1981-05-25 | Objective lens for reproducing video disk or the like |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57192915A (en:Method) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02148892A (ja) * | 1988-11-30 | 1990-06-07 | Riken Corp | 磁気シールド材及びその固定法 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI533020B (zh) | 2015-01-09 | 2016-05-11 | 大立光電股份有限公司 | 薄型光學系統、取像裝置及電子裝置 |
-
1981
- 1981-05-25 JP JP7793481A patent/JPS57192915A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02148892A (ja) * | 1988-11-30 | 1990-06-07 | Riken Corp | 磁気シールド材及びその固定法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57192915A (en) | 1982-11-27 |