JPS5641974B2 - - Google Patents
Info
- Publication number
- JPS5641974B2 JPS5641974B2 JP7616273A JP7616273A JPS5641974B2 JP S5641974 B2 JPS5641974 B2 JP S5641974B2 JP 7616273 A JP7616273 A JP 7616273A JP 7616273 A JP7616273 A JP 7616273A JP S5641974 B2 JPS5641974 B2 JP S5641974B2
- 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
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7616273A JPS5641974B2 (enExample) | 1973-07-07 | 1973-07-07 | |
| US05/485,555 US3944339A (en) | 1973-07-07 | 1974-07-03 | Large aperture photographic objective |
| DE2432589A DE2432589C3 (de) | 1973-07-07 | 1974-07-06 | Photo-Objektiv |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7616273A JPS5641974B2 (enExample) | 1973-07-07 | 1973-07-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5026534A JPS5026534A (enExample) | 1975-03-19 |
| JPS5641974B2 true JPS5641974B2 (enExample) | 1981-10-01 |
Family
ID=13597353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7616273A Expired JPS5641974B2 (enExample) | 1973-07-07 | 1973-07-07 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3944339A (enExample) |
| JP (1) | JPS5641974B2 (enExample) |
| DE (1) | DE2432589C3 (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59189574A (ja) * | 1983-04-11 | 1984-10-27 | 財団法人鉄道総合技術研究所 | ア−ス装置 |
| JPH02195667A (ja) * | 1989-01-25 | 1990-08-02 | Ohbayashi Corp | アース電極 |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02269303A (ja) * | 1989-04-11 | 1990-11-02 | Asahi Optical Co Ltd | 光ディスク用色収差補正レンズ |
| US5353164A (en) * | 1992-10-30 | 1994-10-04 | At&T Bell Laboratories | Objective lens for a free-space photonic switching system |
| US5808815A (en) * | 1995-12-22 | 1998-09-15 | Eastman Kodak Company | Lens system |
| US6282033B1 (en) * | 1999-09-07 | 2001-08-28 | Alex Ning | Lens with external aperture stop |
| US7206143B2 (en) * | 2003-05-13 | 2007-04-17 | Olympus Corporation | Image-formation optical system, and imaging system incorporating the same |
| TWI468724B (zh) | 2012-12-25 | 2015-01-11 | Largan Precision Co Ltd | 影像擷取光學鏡片組 |
| RU204248U1 (ru) * | 2020-02-11 | 2021-05-17 | Открытое Акционерное Общество "Пеленг" | Объектив |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1955617A (en) * | 1930-01-28 | 1934-04-17 | Kapella Ltd | Photographic and projection lens |
| US3011402A (en) * | 1958-12-08 | 1961-12-05 | Bell & Howell Co | Optical objective |
| US3466115A (en) * | 1966-07-01 | 1969-09-09 | Eastman Kodak Co | Four component wide aperture lens |
-
1973
- 1973-07-07 JP JP7616273A patent/JPS5641974B2/ja not_active Expired
-
1974
- 1974-07-03 US US05/485,555 patent/US3944339A/en not_active Expired - Lifetime
- 1974-07-06 DE DE2432589A patent/DE2432589C3/de not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59189574A (ja) * | 1983-04-11 | 1984-10-27 | 財団法人鉄道総合技術研究所 | ア−ス装置 |
| JPH02195667A (ja) * | 1989-01-25 | 1990-08-02 | Ohbayashi Corp | アース電極 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5026534A (enExample) | 1975-03-19 |
| US3944339A (en) | 1976-03-16 |
| DE2432589B2 (de) | 1977-09-29 |
| DE2432589C3 (de) | 1978-05-24 |
| DE2432589A1 (de) | 1975-01-30 |