FR998123A - Objectif photographique - Google Patents
Objectif photographiqueInfo
- Publication number
- FR998123A FR998123A FR998123DA FR998123A FR 998123 A FR998123 A FR 998123A FR 998123D A FR998123D A FR 998123DA FR 998123 A FR998123 A FR 998123A
- Authority
- FR
- France
- Prior art keywords
- photographic lens
- photographic
- 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
- G02B9/00—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or -
- G02B9/12—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having three components only
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US998123XA | 1948-10-22 | 1948-10-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR998123A true FR998123A (fr) | 1952-01-15 |
Family
ID=22276740
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR998123D Expired FR998123A (fr) | 1948-10-22 | 1949-10-22 | Objectif photographique |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR998123A (fr) |
-
1949
- 1949-10-22 FR FR998123D patent/FR998123A/fr not_active Expired
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