GB2091442A - Electric Flash Apparatus - Google Patents
Electric Flash Apparatus Download PDFInfo
- Publication number
- GB2091442A GB2091442A GB8136062A GB8136062A GB2091442A GB 2091442 A GB2091442 A GB 2091442A GB 8136062 A GB8136062 A GB 8136062A GB 8136062 A GB8136062 A GB 8136062A GB 2091442 A GB2091442 A GB 2091442A
- Authority
- GB
- United Kingdom
- Prior art keywords
- flash
- circuit
- tube
- trigger signal
- 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.)
- Pending
Links
- 239000003990 capacitor Substances 0.000 claims abstract description 43
- 238000004804 winding Methods 0.000 claims description 29
- 238000010791 quenching Methods 0.000 claims description 25
- 230000000171 quenching effect Effects 0.000 claims description 10
- 230000000903 blocking effect Effects 0.000 claims description 9
- 230000001360 synchronised effect Effects 0.000 claims description 5
- 230000002401 inhibitory effect Effects 0.000 claims 1
- 238000005286 illumination Methods 0.000 description 9
- 230000010354 integration Effects 0.000 description 3
- 230000001419 dependent effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229910052754 neon Inorganic materials 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 150000002806 neon Chemical class 0.000 description 1
- GKAOGPIIYCISHV-UHFFFAOYSA-N neon atom Chemical compound [Ne] GKAOGPIIYCISHV-UHFFFAOYSA-N 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
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
- 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
- G03B2215/0503—Built-in 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
- G03B2215/0514—Separate unit
-
- 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
- G03B2215/0514—Separate unit
- G03B2215/0557—Multiple units, e.g. slave-unit
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 |
|---|---|---|---|
| JP55169754A JPS5793335A (en) | 1980-12-01 | 1980-12-01 | Flash device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB2091442A true GB2091442A (en) | 1982-07-28 |
Family
ID=15892221
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB8136062A Pending GB2091442A (en) | 1980-12-01 | 1981-11-30 | Electric Flash Apparatus |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS5793335A (enExample) |
| DE (1) | DE3147356A1 (enExample) |
| FR (1) | FR2495339A1 (enExample) |
| GB (1) | GB2091442A (enExample) |
| IT (1) | IT1144516B (enExample) |
| NL (1) | NL8105413A (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0511140U (ja) * | 1991-07-30 | 1993-02-12 | 株式会社ニコン | 閃光撮影装置 |
-
1980
- 1980-12-01 JP JP55169754A patent/JPS5793335A/ja active Pending
-
1981
- 1981-11-30 NL NL8105413A patent/NL8105413A/nl not_active Application Discontinuation
- 1981-11-30 GB GB8136062A patent/GB2091442A/en active Pending
- 1981-11-30 IT IT49800/81A patent/IT1144516B/it active
- 1981-11-30 DE DE19813147356 patent/DE3147356A1/de not_active Withdrawn
- 1981-11-30 FR FR8122386A patent/FR2495339A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| NL8105413A (nl) | 1982-07-01 |
| DE3147356A1 (de) | 1983-02-10 |
| FR2495339B3 (enExample) | 1984-09-14 |
| FR2495339A1 (fr) | 1982-06-04 |
| IT1144516B (it) | 1986-10-29 |
| JPS5793335A (en) | 1982-06-10 |
| IT8149800A0 (it) | 1981-11-30 |
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