JPS50143524A - - Google Patents
Info
- Publication number
- JPS50143524A JPS50143524A JP49087931A JP8793174A JPS50143524A JP S50143524 A JPS50143524 A JP S50143524A JP 49087931 A JP49087931 A JP 49087931A JP 8793174 A JP8793174 A JP 8793174A JP S50143524 A JPS50143524 A JP S50143524A
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
- H05B41/14—Circuit arrangements
- H05B41/30—Circuit arrangements in which the lamp is fed by pulses, e.g. flash lamp
- H05B41/32—Circuit arrangements in which the lamp is fed by pulses, e.g. flash lamp for single flash operation
- H05B41/325—Circuit arrangements in which the lamp is fed by pulses, e.g. flash lamp for single flash operation by measuring the incident light
Landscapes
- Stroboscope Apparatuses (AREA)
- Exposure Control For Cameras (AREA)
- Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE108163 | 1971-09-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS50143524A true JPS50143524A (enExample) | 1975-11-19 |
Family
ID=3841549
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP47092718A Pending JPS4838719A (enExample) | 1971-09-15 | 1972-09-14 | |
| JP49087931A Pending JPS50143524A (enExample) | 1971-09-15 | 1974-07-30 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP47092718A Pending JPS4838719A (enExample) | 1971-09-15 | 1972-09-14 |
Country Status (3)
| Country | Link |
|---|---|
| JP (2) | JPS4838719A (enExample) |
| DE (1) | DE2244635B2 (enExample) |
| FR (1) | FR2153034B1 (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5366728A (en) * | 1977-12-12 | 1978-06-14 | Sunpak Kk | Flashing device equipped with automatic light control circuit |
| DE2906880A1 (de) * | 1979-02-22 | 1980-09-04 | Braun Ag | Elektronenblitzgeraet mit automatischer lichtmengendosierung |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3591829A (en) * | 1967-04-20 | 1971-07-06 | Minolta Camera Kk | Automatic control device for electronic flash |
-
1972
- 1972-09-12 DE DE19722244635 patent/DE2244635B2/de not_active Withdrawn
- 1972-09-14 JP JP47092718A patent/JPS4838719A/ja active Pending
- 1972-09-15 FR FR7232787A patent/FR2153034B1/fr not_active Expired
-
1974
- 1974-07-30 JP JP49087931A patent/JPS50143524A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4838719A (enExample) | 1973-06-07 |
| FR2153034A1 (enExample) | 1973-04-27 |
| FR2153034B1 (enExample) | 1976-01-23 |
| DE2244635B2 (de) | 1976-04-15 |
| DE2244635A1 (de) | 1973-03-22 |