FR2220799B1 - - Google Patents
Info
- Publication number
- FR2220799B1 FR2220799B1 FR7408059A FR7408059A FR2220799B1 FR 2220799 B1 FR2220799 B1 FR 2220799B1 FR 7408059 A FR7408059 A FR 7408059A FR 7408059 A FR7408059 A FR 7408059A FR 2220799 B1 FR2220799 B1 FR 2220799B1
- 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.)
- 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2710973A JPS5548281B2 (fr) | 1973-03-09 | 1973-03-09 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2220799A1 FR2220799A1 (fr) | 1974-10-04 |
| FR2220799B1 true FR2220799B1 (fr) | 1976-12-10 |
Family
ID=12211898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7408059A Expired FR2220799B1 (fr) | 1973-03-09 | 1974-03-08 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3941457A (fr) |
| JP (1) | JPS5548281B2 (fr) |
| FR (1) | FR2220799B1 (fr) |
| GB (1) | GB1461453A (fr) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4159166A (en) * | 1976-04-19 | 1979-06-26 | Ricoh Company, Ltd. | Beam splitting lens assembly |
| JPS5590930A (en) * | 1978-12-29 | 1980-07-10 | Nippon Kogaku Kk <Nikon> | 4-group constitution lens |
| JPS6175968A (ja) * | 1984-09-22 | 1986-04-18 | Apollo Metsuku:Kk | デ−タ集計装置 |
| JPH01120267U (fr) * | 1988-02-03 | 1989-08-15 | ||
| JPH04127110A (ja) * | 1990-06-22 | 1992-04-28 | Ricoh Co Ltd | 原稿読取用レンズ |
| JP2790919B2 (ja) * | 1991-04-11 | 1998-08-27 | 株式会社リコー | 読取用スキャナレンズ |
| DE102007051620B4 (de) | 2007-10-26 | 2010-01-21 | Jos. Schneider Optische Werke Gmbh | Makro-Objektiv |
| JP6279178B1 (ja) * | 2016-05-20 | 2018-02-14 | オリンパス株式会社 | リレー光学系及びそれを備えた硬性鏡 |
| TWI719240B (zh) * | 2017-08-17 | 2021-02-21 | 大陸商信泰光學（深圳）有限公司 | 薄型鏡頭 |
| CN109407264B (zh) * | 2017-08-17 | 2021-04-06 | 信泰光学(深圳)有限公司 | 薄型镜头 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB730411A (en) * | 1952-11-20 | 1955-05-25 | Gordon Henry Cook | Improvements in or relating to wide-angle optical objectives |
| US3672748A (en) * | 1971-05-14 | 1972-06-27 | Xerox Corp | Split dagor-type of symmetrical copying lens system |
-
1973
- 1973-03-09 JP JP2710973A patent/JPS5548281B2/ja not_active Expired
-
1974
- 1974-03-04 US US05/447,678 patent/US3941457A/en not_active Expired - Lifetime
- 1974-03-07 GB GB1027974A patent/GB1461453A/en not_active Expired
- 1974-03-08 FR FR7408059A patent/FR2220799B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2220799A1 (fr) | 1974-10-04 |
| DE2411203A1 (de) | 1974-09-12 |
| JPS5548281B2 (fr) | 1980-12-05 |
| JPS49117030A (fr) | 1974-11-08 |
| DE2411203B2 (de) | 1976-07-29 |
| US3941457A (en) | 1976-03-02 |
| GB1461453A (en) | 1977-01-13 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |