FR2045445A5 - - Google Patents
Info
- Publication number
- FR2045445A5 FR2045445A5 FR7014084A FR7014084A FR2045445A5 FR 2045445 A5 FR2045445 A5 FR 2045445A5 FR 7014084 A FR7014084 A FR 7014084A FR 7014084 A FR7014084 A FR 7014084A FR 2045445 A5 FR2045445 A5 FR 2045445A5
- 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
-
- 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
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3011369A JPS526621B1 (fr) | 1969-04-18 | 1969-04-18 | |
JP1969053050U JPS48485Y1 (fr) | 1969-06-06 | 1969-06-06 | |
JP4873669 | 1969-06-20 | ||
JP4873569 | 1969-06-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2045445A5 true FR2045445A5 (fr) | 1971-02-26 |
Family
ID=27459184
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7014084A Expired FR2045445A5 (fr) | 1969-04-18 | 1970-04-17 |
Country Status (5)
Country | Link |
---|---|
US (1) | US3714872A (fr) |
DE (1) | DE2018371C3 (fr) |
FR (1) | FR2045445A5 (fr) |
GB (1) | GB1313397A (fr) |
NL (1) | NL166380C (fr) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2056738C3 (de) * | 1969-11-20 | 1983-12-29 | Canon K.K., Tokyo | Verschlußsteuerung für eine Kamera mit Blitzgerät |
US4107706A (en) * | 1970-12-19 | 1978-08-15 | Minolta Camera Kabushiki Kaisha | Camera apparatus |
JPS525644Y2 (fr) * | 1972-08-28 | 1977-02-05 | ||
US4126872A (en) * | 1972-09-25 | 1978-11-21 | Canon Kabushiki Kaisha | Aperture setting device for camera |
DE2560160C2 (fr) * | 1974-04-01 | 1987-01-15 | Canon K.K., Tokio/Tokyo, Jp | |
DE2560163C2 (de) * | 1974-04-01 | 1986-04-03 | Canon K.K., Tokio/Tokyo | Kamerasystem, bestehend aus einer Kamera und einem Computerblitzlichtgerät |
JPS5516253Y2 (fr) * | 1974-04-09 | 1980-04-16 | ||
JPS50156932A (fr) * | 1974-06-07 | 1975-12-18 | ||
JPS5292719A (en) * | 1976-01-30 | 1977-08-04 | Canon Inc | Photographic mode change-over system for camera |
JPS52146139U (fr) * | 1976-04-30 | 1977-11-05 | ||
JPS52141635A (en) * | 1976-05-20 | 1977-11-26 | Canon Inc | Power switch device for flash photograph circuit |
JPS5332016A (en) * | 1976-09-07 | 1978-03-25 | Canon Inc | Camera with built-in movable falsh device |
JPS5348727A (en) * | 1976-10-15 | 1978-05-02 | Minolta Camera Co Ltd | Discharge flash device |
JPS5363012A (en) * | 1976-11-18 | 1978-06-06 | West Electric Co | Electrooflashing device |
JPS5845792B2 (ja) * | 1978-03-20 | 1983-10-12 | ウエスト電気株式会社 | 電子閃光装置 |
JPS5962842A (ja) * | 1982-10-04 | 1984-04-10 | Canon Inc | カメラの表示装置 |
GB2269460B (en) * | 1989-03-15 | 1994-07-06 | Asahi Optical Co Ltd | Exposure control apparatus |
USRE36239E (en) * | 1989-03-15 | 1999-06-29 | Asahi Kogaku Kogyo Kabushiki Kaisha | Strobe control apparatus |
CN105911799A (zh) * | 2016-05-18 | 2016-08-31 | 广州科易光电技术有限公司 | 一种轨道交通接触网监测补光系统以及方法 |
CN112996206B (zh) * | 2019-12-17 | 2022-06-14 | 浙江宇视科技有限公司 | 一种频闪灯信息获取方法、装置和频闪灯及补光系统 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1289702A (fr) * | 1961-04-11 | 1962-04-06 | Loewe Opta Ag | Appareil à éclairs pour la photographie, notamment appareil à éclairs électroniques |
DE1170070B (de) * | 1961-12-08 | 1964-05-14 | Metz App Werke Inh Paul Metz | Kleinst-Elektronenblitzgeraet |
US3310723A (en) * | 1963-10-18 | 1967-03-21 | Honeywell Inc | High voltage power supply for photographic flash apparatus |
DE1246390B (de) * | 1965-03-12 | 1967-08-03 | Zeiss Ikon Ag | Kamera mit ansetzbarem Blitzlichtgeraet |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2901671A (en) * | 1956-04-05 | 1959-08-25 | Acr Electronics Corp | Controlled flash lamp power supply |
US2946924A (en) * | 1959-04-13 | 1960-07-26 | Clevite Corp | Capacitor discharge circuit |
US3350604A (en) * | 1965-06-01 | 1967-10-31 | Honeywell Inc | Flash lamp controlled by photosensitive light integrating device |
US3470798A (en) * | 1965-09-27 | 1969-10-07 | Asahi Optical Co Ltd | Automatic exposure control system |
US3438766A (en) * | 1966-05-25 | 1969-04-15 | Polaroid Corp | Electronic flash apparatus having variable output |
-
1970
- 1970-04-13 US US00027699A patent/US3714872A/en not_active Expired - Lifetime
- 1970-04-14 NL NL7005358.A patent/NL166380C/xx not_active IP Right Cessation
- 1970-04-17 FR FR7014084A patent/FR2045445A5/fr not_active Expired
- 1970-04-17 DE DE2018371A patent/DE2018371C3/de not_active Expired
- 1970-04-20 GB GB1875270A patent/GB1313397A/en not_active Expired
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1289702A (fr) * | 1961-04-11 | 1962-04-06 | Loewe Opta Ag | Appareil à éclairs pour la photographie, notamment appareil à éclairs électroniques |
DE1170070B (de) * | 1961-12-08 | 1964-05-14 | Metz App Werke Inh Paul Metz | Kleinst-Elektronenblitzgeraet |
US3310723A (en) * | 1963-10-18 | 1967-03-21 | Honeywell Inc | High voltage power supply for photographic flash apparatus |
DE1246390B (de) * | 1965-03-12 | 1967-08-03 | Zeiss Ikon Ag | Kamera mit ansetzbarem Blitzlichtgeraet |
Also Published As
Publication number | Publication date |
---|---|
US3714872A (en) | 1973-02-06 |
DE2018371A1 (de) | 1970-11-19 |
NL166380C (nl) | 1981-07-15 |
NL7005358A (fr) | 1970-10-20 |
DE2018371B2 (de) | 1974-10-10 |
DE2018371C3 (de) | 1975-05-28 |
GB1313397A (en) | 1973-04-11 |
NL166380B (nl) | 1981-02-16 |