JPS5221367B1 - - Google Patents
Info
- Publication number
- JPS5221367B1 JPS5221367B1 JP537771A JP537771A JPS5221367B1 JP S5221367 B1 JPS5221367 B1 JP S5221367B1 JP 537771 A JP537771 A JP 537771A JP 537771 A JP537771 A JP 537771A JP S5221367 B1 JPS5221367 B1 JP S5221367B1
- 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.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
Landscapes
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP537771A JPS5221367B1 (en) | 1971-02-10 | 1971-02-10 | |
| DE19722206106 DE2206106C2 (en) | 1971-02-10 | 1972-02-09 | Supertelescopic lens system with five lenses - achieves relatively small telephoto ratio without requiring special material like fluorspar |
| US410256A US3887269A (en) | 1971-02-10 | 1973-10-26 | Supertelescopic lens system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP537771A JPS5221367B1 (en) | 1971-02-10 | 1971-02-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5221367B1 true JPS5221367B1 (en) | 1977-06-10 |
Family
ID=11609469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP537771A Pending JPS5221367B1 (en) | 1971-02-10 | 1971-02-10 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPS5221367B1 (en) |
| DE (1) | DE2206106C2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51124421A (en) * | 1975-04-23 | 1976-10-29 | Canon Inc | Tele-ph0t0 lens |
| CN109358406B (en) * | 2018-03-30 | 2020-11-03 | 浙江舜宇光学有限公司 | Optical system |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3134841A (en) * | 1960-09-24 | 1964-05-26 | Zeiss Carl | Tele-photo lens |
| DE1447278A1 (en) * | 1964-06-20 | 1968-12-19 | Voigtlaender Ag | Tele-anastigmat of medium light intensity with a large telephoto effect |
-
1971
- 1971-02-10 JP JP537771A patent/JPS5221367B1/ja active Pending
-
1972
- 1972-02-09 DE DE19722206106 patent/DE2206106C2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2206106C2 (en) | 1982-12-30 |
| DE2206106A1 (en) | 1972-08-24 |