FR1034576A - Upside down telephoto enhancements - Google Patents
Upside down telephoto enhancementsInfo
- Publication number
- FR1034576A FR1034576A FR1034576DA FR1034576A FR 1034576 A FR1034576 A FR 1034576A FR 1034576D A FR1034576D A FR 1034576DA FR 1034576 A FR1034576 A FR 1034576A
- Authority
- FR
- France
- Prior art keywords
- telephoto
- enhancements
- upside down
- upside
- telephoto enhancements
- 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
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/04—Reversed telephoto objectives
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1034576T | 1950-04-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1034576A true FR1034576A (en) | 1953-07-27 |
Family
ID=9585204
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1034576D Expired FR1034576A (en) | 1950-04-29 | 1950-04-29 | Upside down telephoto enhancements |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1034576A (en) |
-
1950
- 1950-04-29 FR FR1034576D patent/FR1034576A/en not_active Expired
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