GB2088157A - Electric Flash Device - Google Patents
Electric Flash Device Download PDFInfo
- Publication number
- GB2088157A GB2088157A GB8130862A GB8130862A GB2088157A GB 2088157 A GB2088157 A GB 2088157A GB 8130862 A GB8130862 A GB 8130862A GB 8130862 A GB8130862 A GB 8130862A GB 2088157 A GB2088157 A GB 2088157A
- Authority
- GB
- United Kingdom
- Prior art keywords
- circuit
- oscillation
- voltage
- flash device
- electric
- 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.)
- Withdrawn
Links
- 239000003990 capacitor Substances 0.000 claims abstract description 65
- 230000010355 oscillation Effects 0.000 claims abstract description 47
- 238000004804 winding Methods 0.000 claims description 26
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- 239000010703 silicon Substances 0.000 claims description 3
- 230000007423 decrease Effects 0.000 claims description 2
- 230000003247 decreasing effect Effects 0.000 claims 1
- 229910052754 neon Inorganic materials 0.000 description 10
- GKAOGPIIYCISHV-UHFFFAOYSA-N neon atom Chemical compound [Ne] GKAOGPIIYCISHV-UHFFFAOYSA-N 0.000 description 8
- 238000007599 discharging Methods 0.000 description 4
- 230000004913 activation Effects 0.000 description 3
- 238000005286 illumination Methods 0.000 description 3
- 238000010304 firing Methods 0.000 description 2
- 150000002806 neon Chemical class 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910052732 germanium Inorganic materials 0.000 description 1
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 1
- 230000002779 inactivation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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
-
- 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
- G03B15/00—Special procedures for taking photographs; Apparatus therefor
- G03B15/02—Illuminating scene
- G03B15/03—Combinations of cameras with lighting apparatus; Flash units
- G03B15/05—Combinations of cameras with electronic flash apparatus; Electronic flash units
-
- 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
- G03B2215/00—Special procedures for taking photographs; Apparatus therefor
- G03B2215/05—Combinations of cameras with electronic flash units
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Stroboscope Apparatuses (AREA)
- Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP55144801A JPS5767918A (en) | 1980-10-15 | 1980-10-15 | Flash device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB2088157A true GB2088157A (en) | 1982-06-03 |
Family
ID=15370773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB8130862A Withdrawn GB2088157A (en) | 1980-10-15 | 1981-10-13 | Electric Flash Device |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS5767918A (enExample) |
| DE (1) | DE3140828A1 (enExample) |
| FR (1) | FR2492211A1 (enExample) |
| GB (1) | GB2088157A (enExample) |
| NL (1) | NL8104680A (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2126807A (en) * | 1982-09-13 | 1984-03-28 | Olympus Optical Co | Power supply units for electronic flashes |
| EP0135756A1 (en) * | 1983-08-08 | 1985-04-03 | Life Light Systems | High voltage flash lamp circuit and emergency signal |
-
1980
- 1980-10-15 JP JP55144801A patent/JPS5767918A/ja active Pending
-
1981
- 1981-10-13 GB GB8130862A patent/GB2088157A/en not_active Withdrawn
- 1981-10-14 FR FR8119358A patent/FR2492211A1/fr active Granted
- 1981-10-14 DE DE19813140828 patent/DE3140828A1/de not_active Withdrawn
- 1981-10-14 NL NL8104680A patent/NL8104680A/nl not_active Application Discontinuation
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2126807A (en) * | 1982-09-13 | 1984-03-28 | Olympus Optical Co | Power supply units for electronic flashes |
| EP0135756A1 (en) * | 1983-08-08 | 1985-04-03 | Life Light Systems | High voltage flash lamp circuit and emergency signal |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5767918A (en) | 1982-04-24 |
| DE3140828A1 (de) | 1982-07-15 |
| FR2492211A1 (fr) | 1982-04-16 |
| FR2492211B3 (enExample) | 1983-08-19 |
| NL8104680A (nl) | 1982-05-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| WAP | Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1) |