FR835311A - Dispositif optique - Google Patents
Dispositif optiqueInfo
- Publication number
- FR835311A FR835311A FR835311DA FR835311A FR 835311 A FR835311 A FR 835311A FR 835311D A FR835311D A FR 835311DA FR 835311 A FR835311 A FR 835311A
- Authority
- FR
- France
- Prior art keywords
- optical device
- optical
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR835311T | 1938-03-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR835311A true FR835311A (fr) | 1938-12-19 |
Family
ID=9297587
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR835311D Expired FR835311A (fr) | 1938-03-16 | 1938-03-16 | Dispositif optique |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR835311A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3794409A (en) * | 1971-12-17 | 1974-02-26 | Lockheed Aircraft Corp | Method and apparatus forming plural focused images with a common lens system |
-
1938
- 1938-03-16 FR FR835311D patent/FR835311A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3794409A (en) * | 1971-12-17 | 1974-02-26 | Lockheed Aircraft Corp | Method and apparatus forming plural focused images with a common lens system |
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