JPS612927B2 - - Google Patents
Info
- Publication number
- JPS612927B2 JPS612927B2 JP14670481A JP14670481A JPS612927B2 JP S612927 B2 JPS612927 B2 JP S612927B2 JP 14670481 A JP14670481 A JP 14670481A JP 14670481 A JP14670481 A JP 14670481A JP S612927 B2 JPS612927 B2 JP S612927B2
- 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
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B9/00—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or -
- G02B9/34—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having four components only
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- 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 |
|---|---|---|---|
| JP14670481A JPS5848010A (ja) | 1981-09-17 | 1981-09-17 | ビデオディスク用対物レンズ |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14670481A JPS5848010A (ja) | 1981-09-17 | 1981-09-17 | ビデオディスク用対物レンズ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5848010A JPS5848010A (ja) | 1983-03-19 |
| JPS612927B2 true JPS612927B2 (ja) | 1986-01-29 |
Family
ID=15413653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14670481A Granted JPS5848010A (ja) | 1981-09-17 | 1981-09-17 | ビデオディスク用対物レンズ |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5848010A (ja) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6032052A (ja) * | 1983-08-03 | 1985-02-19 | Toray Ind Inc | 静電記録体 |
| JP2815319B2 (ja) * | 1994-06-20 | 1998-10-27 | 株式会社神戸製鋼所 | 連続式加熱炉における炉温決定方法 |
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1981
- 1981-09-17 JP JP14670481A patent/JPS5848010A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5848010A (ja) | 1983-03-19 |