FR1591690A - - Google Patents
Info
- Publication number
- FR1591690A FR1591690A FR1591690DA FR1591690A FR 1591690 A FR1591690 A FR 1591690A FR 1591690D A FR1591690D A FR 1591690DA FR 1591690 A FR1591690 A FR 1591690A
- 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
- G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
- G02B23/24—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes
- G02B23/2407—Optical details
- G02B23/2446—Optical details of the image relay
-
- 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
- G02B23/24—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes
- G02B23/2407—Optical details
- G02B23/2423—Optical details of the distal end
- G02B23/243—Objectives for endoscopes
- G02B23/2438—Zoom objectives
Landscapes
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
- Endoscopes (AREA)
- Lenses (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19671566112 DE1566112C (de) | 1967-11-25 | 1967-11-25 | Optisches System variabler Ver großerung für ein Endoskop |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1591690A true FR1591690A (https=) | 1970-05-04 |
Family
ID=5677949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR1591690D Expired FR1591690A (https=) | 1967-11-25 | 1968-11-07 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3608998A (https=) |
| FR (1) | FR1591690A (https=) |
| GB (1) | GB1217939A (https=) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1982000899A1 (fr) * | 1980-09-03 | 1982-03-18 | Bel R | Systeme endoscopique a champ variable pour observation distale ou non distale |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4149769A (en) * | 1977-09-20 | 1979-04-17 | Richard Wolf Gmbh | Endoscope telescopes with tubular connected ocular and objective lens means |
| JPS54149291A (en) * | 1978-05-15 | 1979-11-22 | Olympus Optical Co | Hard endoscope provided with variable power system |
| FR2437194A1 (fr) * | 1979-02-19 | 1980-04-25 | Hamou Jacques | Endoscopie et micro-endoscopie de contact |
| US4277133A (en) * | 1979-03-22 | 1981-07-07 | Western Publishing Company | Microscope |
| US4664486A (en) * | 1980-03-25 | 1987-05-12 | Landre John K | Variable magnification endoscope |
| US4704007A (en) * | 1980-03-25 | 1987-11-03 | Landre John K | Variable magnification endoscope |
| DE3329785A1 (de) * | 1983-08-18 | 1985-03-07 | Richard Wolf Gmbh, 7134 Knittlingen | Endoskopoptik |
| AU2665297A (en) * | 1996-04-10 | 1997-10-29 | Endoscopic Technologies, Inc. | Instruments for cardiovascular surgery |
| US8422130B2 (en) * | 2007-03-28 | 2013-04-16 | Council Of Scientific & Industrial Research | Portable magnifying instrument useful for colposcopy |
| CN101688972B (zh) * | 2007-06-28 | 2012-08-29 | 皇家飞利浦电子股份有限公司 | 透镜系统 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1091933A (en) * | 1912-08-20 | 1914-03-31 | Optische Anstalt Goerz Ag | Telescope with variable magnification. |
| US1680490A (en) * | 1923-06-25 | 1928-08-14 | Reinhold H Wappler | Endoscope |
| AT128590B (de) * | 1930-07-12 | 1932-06-10 | Wolf Gmbh Georg | Gerät zum Untersuchen von Körperhöhlen, Körperröhren u. dgl. |
| US2171360A (en) * | 1935-12-20 | 1939-08-29 | Barr & Stroud Ltd | Telescope observation instrument |
| US2519760A (en) * | 1949-02-16 | 1950-08-22 | American Cystoscope Makers Inc | Lens system for gastroscopes or the like |
| US2705490A (en) * | 1949-08-05 | 1955-04-05 | Zeiss Carl | Microscope for the examination of living tissues in body cavities |
| US3178994A (en) * | 1961-03-31 | 1965-04-20 | John W Lang | Borescope |
-
1968
- 1968-11-01 US US772522A patent/US3608998A/en not_active Expired - Lifetime
- 1968-11-07 FR FR1591690D patent/FR1591690A/fr not_active Expired
- 1968-11-08 GB GB52940/68A patent/GB1217939A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1982000899A1 (fr) * | 1980-09-03 | 1982-03-18 | Bel R | Systeme endoscopique a champ variable pour observation distale ou non distale |
Also Published As
| Publication number | Publication date |
|---|---|
| US3608998A (en) | 1971-09-28 |
| GB1217939A (en) | 1971-01-06 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| TP | Transmission of property | ||
| ST | Notification of lapse |