DK117665B - Optisk system til fotografiske eller kinematografiske apparater. - Google Patents
Optisk system til fotografiske eller kinematografiske apparater.Info
- Publication number
- DK117665B DK117665B DK102664AA DK102664A DK117665B DK 117665 B DK117665 B DK 117665B DK 102664A A DK102664A A DK 102664AA DK 102664 A DK102664 A DK 102664A DK 117665 B DK117665 B DK 117665B
- Authority
- DK
- Denmark
- Prior art keywords
- photographic
- optical system
- cinematographic apparatus
- cinematographic
- optical
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B15/00—Optical objectives with means for varying the magnification
- G02B15/14—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective
- G02B15/16—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective with interdependent non-linearly related movements between one lens or lens group, and another lens or lens group
- G02B15/163—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective with interdependent non-linearly related movements between one lens or lens group, and another lens or lens group having a first movable lens or lens group and a second movable lens or lens group, both in front of a fixed lens or lens group
- G02B15/167—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective with interdependent non-linearly related movements between one lens or lens group, and another lens or lens group having a first movable lens or lens group and a second movable lens or lens group, both in front of a fixed lens or lens group having an additional fixed front lens or group of lenses
- G02B15/173—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective with interdependent non-linearly related movements between one lens or lens group, and another lens or lens group having a first movable lens or lens group and a second movable lens or lens group, both in front of a fixed lens or lens group having an additional fixed front lens or group of lenses arranged +-+
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/22—Telecentric objectives or lens systems
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B15/00—Optical objectives with means for varying the magnification
- G02B15/14—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B15/00—Optical objectives with means for varying the magnification
- G02B15/14—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective
- G02B15/144—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective having four groups only
- G02B15/1441—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective having four groups only the first group being positive
- G02B15/144113—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective having four groups only the first group being positive arranged +-++
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B15/00—Optical objectives with means for varying the magnification
- G02B15/14—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective
- G02B15/145—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective having five groups only
- G02B15/1451—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective having five groups only the first group being positive
- G02B15/145121—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective having five groups only the first group being positive arranged +-+-+
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Lenses (AREA)
- Stereoscopic And Panoramic Photography (AREA)
- Structure And Mechanism Of Cameras (AREA)
- Variable Magnification In Projection-Type Copying Machines (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT162663A AT248140B (de) | 1963-03-01 | 1963-03-01 | Optisches System stetig veränderbarer Brennweite |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK117665B true DK117665B (da) | 1970-05-19 |
Family
ID=3517479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK102664AA DK117665B (da) | 1963-03-01 | 1964-02-29 | Optisk system til fotografiske eller kinematografiske apparater. |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US3433559A (xx) |
| AT (1) | AT248140B (xx) |
| BE (1) | BE644409A (xx) |
| CH (1) | CH437847A (xx) |
| DE (1) | DE1447276A1 (xx) |
| DK (1) | DK117665B (xx) |
| ES (1) | ES297039A1 (xx) |
| FR (1) | FR1387564A (xx) |
| GB (1) | GB1061741A (xx) |
| NL (1) | NL6401730A (xx) |
| SE (1) | SE320817B (xx) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4813070B1 (xx) * | 1967-04-20 | 1973-04-25 | ||
| JPS5652291B2 (xx) * | 1973-02-13 | 1981-12-11 | ||
| JPS5141354B2 (xx) * | 1973-02-24 | 1976-11-09 | ||
| US4189216A (en) * | 1974-11-14 | 1980-02-19 | Am International, Inc. | Optical system for photographic composing apparatus |
| AT340169B (de) * | 1975-12-05 | 1977-11-25 | Eumig | Pankratisches kameraobjektiv |
| US4149769A (en) * | 1977-09-20 | 1979-04-17 | Richard Wolf Gmbh | Endoscope telescopes with tubular connected ocular and objective lens means |
| JPS5895315A (ja) * | 1981-11-30 | 1983-06-06 | Minolta Camera Co Ltd | 広角域を含む高変倍率ズ−ムレンズ系 |
| US5028125A (en) * | 1989-04-05 | 1991-07-02 | Ricoh Company, Ltd. | Zoom finder of real image type |
| JP2881744B2 (ja) * | 1990-02-14 | 1999-04-12 | 旭光学工業株式会社 | 実像式ファインダー |
| DE102013006999B4 (de) * | 2013-04-19 | 2022-11-03 | Carl Zeiss Microscopy Gmbh | Telezentrisches modulares Zoomsystem |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3293457A (en) * | 1966-12-20 | Brushless d.c. motor provided with hall-effect devices | ||
| US1091933A (en) * | 1912-08-20 | 1914-03-31 | Optische Anstalt Goerz Ag | Telescope with variable magnification. |
| GB536706A (en) * | 1939-05-10 | 1941-05-23 | Kodak Ltd | Improvements in or relating to variable power viewfinders |
| US2804802A (en) * | 1952-11-07 | 1957-09-03 | W & L E Gurley | Erecting eyepiece affording variable magnification |
| US3038378A (en) * | 1959-01-12 | 1962-06-12 | Bell & Howell Co | Variable focal length optical objective |
| US3045545A (en) * | 1960-11-10 | 1962-07-24 | Bausch & Lomb | Optical system for sighting instruments |
-
1963
- 1963-03-01 AT AT162663A patent/AT248140B/de active
-
1964
- 1964-02-21 CH CH212564A patent/CH437847A/de unknown
- 1964-02-24 NL NL6401730A patent/NL6401730A/xx unknown
- 1964-02-25 US US347309A patent/US3433559A/en not_active Expired - Lifetime
- 1964-02-26 DE DE19641447276 patent/DE1447276A1/de active Pending
- 1964-02-27 BE BE644409D patent/BE644409A/xx unknown
- 1964-02-28 FR FR44526A patent/FR1387564A/fr not_active Expired
- 1964-02-29 ES ES0297039A patent/ES297039A1/es not_active Expired
- 1964-02-29 DK DK102664AA patent/DK117665B/da unknown
- 1964-02-29 SE SE2502/64A patent/SE320817B/xx unknown
- 1964-03-02 GB GB8776/64A patent/GB1061741A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH437847A (de) | 1967-06-15 |
| NL6401730A (xx) | 1964-09-02 |
| US3433559A (en) | 1969-03-18 |
| AT248140B (de) | 1966-07-11 |
| ES297039A1 (es) | 1964-09-01 |
| DE1447276A1 (de) | 1969-03-20 |
| FR1387564A (fr) | 1965-01-29 |
| GB1061741A (en) | 1967-03-15 |
| SE320817B (xx) | 1970-02-16 |
| BE644409A (xx) | 1964-06-15 |
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