FR42016E - Objectif à forte luminosité - Google Patents
Objectif à forte luminositéInfo
- Publication number
- FR42016E FR42016E FR42016DA FR42016E FR 42016 E FR42016 E FR 42016E FR 42016D A FR42016D A FR 42016DA FR 42016 E FR42016 E FR 42016E
- Authority
- FR
- France
- Prior art keywords
- high brightness
- brightness lens
- lens
- brightness
- 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 (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE701334X | 1929-08-12 | ||
| FR42016T | 1932-07-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR42016E true FR42016E (fr) | 1933-05-04 |
Family
ID=62488918
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR701334D Expired FR701334A (fr) | 1929-08-12 | 1930-07-31 | Objectif à forte luminosité |
| FR42016D Expired FR42016E (fr) | 1929-08-12 | 1932-07-01 | Objectif à forte luminosité |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR701334D Expired FR701334A (fr) | 1929-08-12 | 1930-07-31 | Objectif à forte luminosité |
Country Status (1)
| Country | Link |
|---|---|
| FR (2) | FR701334A (fr) |
-
1930
- 1930-07-31 FR FR701334D patent/FR701334A/fr not_active Expired
-
1932
- 1932-07-01 FR FR42016D patent/FR42016E/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR701334A (fr) | 1931-03-14 |
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