FR2405496B3 - - Google Patents
Info
- Publication number
- FR2405496B3 FR2405496B3 FR7828782A FR7828782A FR2405496B3 FR 2405496 B3 FR2405496 B3 FR 2405496B3 FR 7828782 A FR7828782 A FR 7828782A FR 7828782 A FR7828782 A FR 7828782A FR 2405496 B3 FR2405496 B3 FR 2405496B3
- Authority
- FR
- France
- 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
- G03B27/00—Photographic printing apparatus
- G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
- G03B27/34—Means for automatic focusing therefor
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
- Automatic Focus Adjustment (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2745116A DE2745116C2 (en) | 1977-10-07 | 1977-10-07 | Device for digital size and focus adjustment of reproduction cameras |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2405496A1 FR2405496A1 (en) | 1979-05-04 |
| FR2405496B3 true FR2405496B3 (en) | 1981-07-31 |
Family
ID=6020892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7828782A Granted FR2405496A1 (en) | 1977-10-07 | 1978-10-09 | Focus and size adjuster for process camera - uses segmented rotor on adjusting motor with sensor to initiate pulsed switching signal for control |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE2745116C2 (en) |
| DK (1) | DK443878A (en) |
| FR (1) | FR2405496A1 (en) |
| IT (1) | IT1100310B (en) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH483740A (en) * | 1966-12-13 | 1969-12-31 | Quellet Georges | Electrodynamic engine |
| DE2132783B2 (en) * | 1971-07-01 | 1972-10-05 | Siemens Ag | ARRANGEMENT FOR GENERATING THE CLOCK FOR THE RECORDING OF DIGITAL INFORMATION ON A DATA MEDIUM, IN PARTICULAR A MAGNETIC TAPE |
-
1977
- 1977-10-07 DE DE2745116A patent/DE2745116C2/en not_active Expired
-
1978
- 1978-10-06 DK DK443878A patent/DK443878A/en not_active Application Discontinuation
- 1978-10-06 IT IT28525/78A patent/IT1100310B/en active
- 1978-10-09 FR FR7828782A patent/FR2405496A1/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DK443878A (en) | 1979-04-08 |
| FR2405496A1 (en) | 1979-05-04 |
| DE2745116C2 (en) | 1982-11-04 |
| IT7828525A0 (en) | 1978-10-06 |
| DE2745116A1 (en) | 1979-04-19 |
| IT1100310B (en) | 1985-09-28 |