FR622100A - Perfectionnement aux objectifs - Google Patents
Perfectionnement aux objectifsInfo
- Publication number
- FR622100A FR622100A FR622100DA FR622100A FR 622100 A FR622100 A FR 622100A FR 622100D A FR622100D A FR 622100DA FR 622100 A FR622100 A FR 622100A
- Authority
- FR
- France
- Prior art keywords
- objectives
- development
- 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
- G02B3/00—Simple or compound lenses
- G02B3/02—Simple or compound lenses with non-spherical faces
- G02B3/08—Simple or compound lenses with non-spherical faces with discontinuous faces, e.g. Fresnel lens
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR622100T | 1926-07-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR622100A true FR622100A (fr) | 1927-05-23 |
Family
ID=8985600
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR622100D Expired FR622100A (fr) | 1926-07-16 | 1926-07-16 | Perfectionnement aux objectifs |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR622100A (fr) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2546995A (en) * | 1946-05-04 | 1951-04-03 | Garutso Inc | Condensing stereoscopic lens |
US2550685A (en) * | 1945-10-25 | 1951-05-01 | Garutso Inc | Optical objective balance assembly |
US2651238A (en) * | 1948-03-01 | 1953-09-08 | Balanscope Inc | Deep focus photographic objective |
US2821108A (en) * | 1953-02-06 | 1958-01-28 | Taylor Taylor & Hobson Ltd | Deep-field optical objectives |
US3097255A (en) * | 1954-07-16 | 1963-07-09 | John P Farquhar | Corrector for image-forming optical assemblies |
-
1926
- 1926-07-16 FR FR622100D patent/FR622100A/fr not_active Expired
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2550685A (en) * | 1945-10-25 | 1951-05-01 | Garutso Inc | Optical objective balance assembly |
US2546995A (en) * | 1946-05-04 | 1951-04-03 | Garutso Inc | Condensing stereoscopic lens |
US2651238A (en) * | 1948-03-01 | 1953-09-08 | Balanscope Inc | Deep focus photographic objective |
US2821108A (en) * | 1953-02-06 | 1958-01-28 | Taylor Taylor & Hobson Ltd | Deep-field optical objectives |
US3097255A (en) * | 1954-07-16 | 1963-07-09 | John P Farquhar | Corrector for image-forming optical assemblies |
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