FR1108729A - Light meter - Google Patents
Light meterInfo
- Publication number
- FR1108729A FR1108729A FR1108729DA FR1108729A FR 1108729 A FR1108729 A FR 1108729A FR 1108729D A FR1108729D A FR 1108729DA FR 1108729 A FR1108729 A FR 1108729A
- Authority
- FR
- France
- Prior art keywords
- light meter
- meter
- light
- 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
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
- G03B7/04—Control effected by hand adjustment of a member that senses indication of a pointer of a built- in light-sensitive device, e.g. by restoring point to a fixed associated reference mark
- G03B7/06—Control effected by hand adjustment of a member that senses indication of a pointer of a built- in light-sensitive device, e.g. by restoring point to a fixed associated reference mark by a follow-up movement of an associated reference mark to the pointer
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1108729X | 1953-05-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1108729A true FR1108729A (en) | 1956-01-17 |
Family
ID=7723443
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR1108729D Expired FR1108729A (en) | 1953-05-19 | 1954-05-19 | Light meter |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR1108729A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2990758A (en) * | 1956-01-24 | 1961-07-04 | Zeiss Ikon Ag | Photographic cameras |
| DE1127207B (en) * | 1957-12-06 | 1962-04-05 | Zeiss Ikon Ag | Camera with coupled photoelectric light meter |
| DE1146746B (en) * | 1958-07-24 | 1963-04-04 | Gauthier Gmbh A | Photographic camera with differential gears for the adjusting elements |
-
1954
- 1954-05-19 FR FR1108729D patent/FR1108729A/en not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2990758A (en) * | 1956-01-24 | 1961-07-04 | Zeiss Ikon Ag | Photographic cameras |
| DE1127207B (en) * | 1957-12-06 | 1962-04-05 | Zeiss Ikon Ag | Camera with coupled photoelectric light meter |
| DE1146746B (en) * | 1958-07-24 | 1963-04-04 | Gauthier Gmbh A | Photographic camera with differential gears for the adjusting elements |
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