FR1310943A - Photographic or cinematographic lens - Google Patents
Photographic or cinematographic lensInfo
- Publication number
- FR1310943A FR1310943A FR42200A FR69042200A FR1310943A FR 1310943 A FR1310943 A FR 1310943A FR 42200 A FR42200 A FR 42200A FR 69042200 A FR69042200 A FR 69042200A FR 1310943 A FR1310943 A FR 1310943A
- Authority
- FR
- France
- Prior art keywords
- photographic
- cinematographic lens
- cinematographic
- lens
- Prior art date
- 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
- G02B15/00—Optical objectives with means for varying the magnification
- G02B15/02—Optical objectives with means for varying the magnification by changing, adding, or subtracting a part of the objective, e.g. convertible 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
- G02B15/1445—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 negative
- G02B15/144511—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 negative arranged -+-+
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT38061A AT231744B (en) | 1961-01-18 | 1961-01-18 | Mechanically compensated photographic or cinematographic objective |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1310943A true FR1310943A (en) | 1962-11-30 |
Family
ID=3489048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR42200A Expired FR1310943A (en) | 1961-01-18 | 1962-01-16 | Photographic or cinematographic lens |
Country Status (3)
| Country | Link |
|---|---|
| AT (1) | AT231744B (en) |
| CH (1) | CH398999A (en) |
| FR (1) | FR1310943A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3679286A (en) * | 1963-07-06 | 1972-07-25 | Walter Klein | Zoom lens objective for stereoscopic vision microscopes |
-
1961
- 1961-01-18 AT AT38061A patent/AT231744B/en active
- 1961-12-27 CH CH1506261A patent/CH398999A/en unknown
-
1962
- 1962-01-16 FR FR42200A patent/FR1310943A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3679286A (en) * | 1963-07-06 | 1972-07-25 | Walter Klein | Zoom lens objective for stereoscopic vision microscopes |
Also Published As
| Publication number | Publication date |
|---|---|
| AT231744B (en) | 1964-02-10 |
| CH398999A (en) | 1966-03-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CH419826A (en) | Photographic camera | |
| CH401677A (en) | Photographic camera | |
| CH416313A (en) | Photographic camera | |
| CH416312A (en) | Photographic camera | |
| BE619748A (en) | Photographic or cinematographic camera | |
| FR1325437A (en) | Photographic or cinematographic camera | |
| CH425454A (en) | Photographic camera | |
| FR1310943A (en) | Photographic or cinematographic lens | |
| FR1316250A (en) | Wide angle photographic or cinematographic lens | |
| FR1308193A (en) | Variable focal length photographic or cinematographic lens | |
| FR1218166A (en) | Photographic or cinematographic telephoto lens | |
| FR1333253A (en) | Photographic or cinematographic camera | |
| FR1300965A (en) | Photographic printer-enlarger | |
| CH383027A (en) | Tri-lens photographic lens | |
| FR83408E (en) | Photographic lens | |
| FR1354473A (en) | Photographic film | |
| FR1285701A (en) | Photographic or cinematographic camera | |
| FR1286518A (en) | New photographic shutter | |
| FR1283114A (en) | New photographic lens | |
| FR1307508A (en) | New photographic lens | |
| FR1323868A (en) | Photographic enlarger | |
| FR1405808A (en) | Advanced photographic or cinematographic projector | |
| FR82338E (en) | Photographic lens | |
| FR83409E (en) | Photographic lens | |
| FR1364868A (en) | Wide angle photographic or cinematographic lens |