FR2140472A1 - - Google Patents
Info
- Publication number
- FR2140472A1 FR2140472A1 FR7220248A FR7220248A FR2140472A1 FR 2140472 A1 FR2140472 A1 FR 2140472A1 FR 7220248 A FR7220248 A FR 7220248A FR 7220248 A FR7220248 A FR 7220248A FR 2140472 A1 FR2140472 A1 FR 2140472A1
- Authority
- FR
- France
- 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
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B17/00—Systems with reflecting surfaces, with or without refracting elements
- G02B17/08—Catadioptric systems
- G02B17/0884—Catadioptric systems having a pupil corrector
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B17/00—Systems with reflecting surfaces, with or without refracting elements
- G02B17/08—Catadioptric systems
- G02B17/0804—Catadioptric systems using two curved mirrors
- G02B17/0808—Catadioptric systems using two curved mirrors on-axis systems with at least one of the mirrors having a central aperture
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B17/00—Systems with reflecting surfaces, with or without refracting elements
- G02B17/08—Catadioptric systems
- G02B17/0852—Catadioptric systems having a field corrector only
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1979171A GB1388545A (en) | 1971-06-09 | 1971-06-09 | Catadioptric lenses |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2140472A1 true FR2140472A1 (fr) | 1973-01-19 |
| FR2140472B1 FR2140472B1 (fr) | 1977-06-17 |
Family
ID=10135283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7220248A Expired FR2140472B1 (fr) | 1971-06-09 | 1972-06-06 |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE784606A (fr) |
| DE (1) | DE2228235C2 (fr) |
| FR (1) | FR2140472B1 (fr) |
| GB (1) | GB1388545A (fr) |
| IL (1) | IL39647A (fr) |
| NL (1) | NL7207921A (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3787035T2 (de) * | 1986-03-12 | 1994-03-10 | Matsushita Electric Ind Co Ltd | Optisches Projektionssystem für Präzisionskopien. |
| CN110579859B (zh) * | 2019-09-03 | 2024-08-13 | 佛山科学技术学院 | 一种紧凑型长焦距星敏感器远心光学系统 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1199515B (de) * | 1961-12-23 | 1965-08-26 | Rodenstock Optik G | Spiegelobjektiv |
-
1971
- 1971-06-09 GB GB1979171A patent/GB1388545A/en not_active Expired
-
1972
- 1972-06-06 FR FR7220248A patent/FR2140472B1/fr not_active Expired
- 1972-06-08 BE BE784606A patent/BE784606A/fr not_active IP Right Cessation
- 1972-06-08 IL IL39647A patent/IL39647A/xx unknown
- 1972-06-09 NL NL7207921A patent/NL7207921A/xx not_active Application Discontinuation
- 1972-06-09 DE DE2228235A patent/DE2228235C2/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1388545A (en) | 1975-03-26 |
| NL7207921A (fr) | 1972-12-12 |
| BE784606A (fr) | 1972-10-02 |
| IL39647A (en) | 1975-03-13 |
| DE2228235A1 (de) | 1972-12-21 |
| IL39647A0 (en) | 1972-08-30 |
| DE2228235C2 (de) | 1981-11-26 |
| FR2140472B1 (fr) | 1977-06-17 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |