JPH01152329U - - Google Patents

Info

Publication number
JPH01152329U
JPH01152329U JP1988043118U JP4311888U JPH01152329U JP H01152329 U JPH01152329 U JP H01152329U JP 1988043118 U JP1988043118 U JP 1988043118U JP 4311888 U JP4311888 U JP 4311888U JP H01152329 U JPH01152329 U JP H01152329U
Authority
JP
Japan
Prior art keywords
strobe
control device
predetermined time
light
outputting
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.)
Granted
Application number
JP1988043118U
Other languages
Japanese (ja)
Other versions
JPH0516585Y2 (en
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1988043118U priority Critical patent/JPH0516585Y2/ja
Publication of JPH01152329U publication Critical patent/JPH01152329U/ja
Priority to US07/712,998 priority patent/US5138361A/en
Application granted granted Critical
Publication of JPH0516585Y2 publication Critical patent/JPH0516585Y2/ja
Priority to US08/288,607 priority patent/USRE35196E/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Stroboscope Apparatuses (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は、実施例のストロボ制御装置に備わる
イネーブル信号供給手段の機能を示すブロツク図
、第２図Ａ及びＢは、実施例のストロボ制御装置
を駆動するＣＰＵのフローチヤート、第３図Ａ〜
Ｈは、実施例のストロボ制御装置の動作説明に供
する図、第４図は、実施例のストロボ制御装置を
適用したカメラの説明に供する図、第５図は、実
施例のストロボ制御装置の説明に供する図、第６
図Ａ〜Ｊは、従来技術の説明に供する図である。 １１…撮影レンズ、１３…移動自在レンズ、１
５…レンズ系、１７…駆動力伝達機構、１９…レ
ンズＲＯＭ、２１…レンズ側電気接点群、３１…
カメラボデイ、３３…メインミラー、３５…サブ
ミラー、３７…ピント板、３９…ペンタゴナルプ
リズム、４１…撮像部、４３…駆動機構、４５…
ＡＥ（自動露出制御）のための受光素子、４７…
ストロボ使用時のための受光素子、４９…中央集
中表示部、５１…フアインダ内表示器、５３…内
蔵ストロボ、５３ａ…昇圧回路、５３ｂ…主コン
デンサ、５３ｃ…発光管、５３ｄ…発光回路、５
３ｅ…発光停止回路、５５…シーケンスモータ、
５７…ボデイ側電気接点群、５９…レリーズスイ
ツチ、６１…Ｘ接点、７１…ＩＰＵ（Ｉｎｄｉｃ
ａｔｉｏｎ Ｐｒｏｃｅｓｓｉｎｇ Ｕｎｉｔ）
、７３…ＰＣＵ（Ｐｏｗｅｒ Ｃｏｎｔｒｏｌ
Ｕｎｉｔ）、７３ａ…Ｅ２ＰＲＯＭ、７５…ＤＰ
Ｕ（Ｄａｔａ Ｐｒｏｃｅｓｓｉｎｇ Ｕｎｉｔ
）、７５ａ…積分回路、７５ｂ…比較器、７５ｃ
…Ｄ／Ａ変換器、７５ｄ…クウエンチ信号出力規
制回路、７７…ＣＰＵ（Ｃｅｎｔｒａｌ Ｐｒｏ
ｃｅｓｓｉｎｇ Ｕｎｉｔ）、７７ａ…計時手段
、７７ｂ…時間設定手段、８１…ストロボ制御回
路、９０…イネーブル信号供給手段。 FIG. 1 is a block diagram showing the function of the enable signal supply means provided in the strobe control device of the embodiment, FIGS. 2A and B are flowcharts of the CPU that drives the strobe control device of the embodiment, and FIG. 3A ~
H is a diagram for explaining the operation of the strobe control device of the embodiment, FIG. 4 is a diagram for explaining a camera to which the strobe control device of the embodiment is applied, and FIG. 5 is a diagram for explaining the strobe control device of the embodiment. Illustration for use, No. 6
FIGS. A to J are diagrams for explaining the prior art. 11...Photographing lens, 13...Movable lens, 1
5... Lens system, 17... Driving force transmission mechanism, 19... Lens ROM, 21... Lens side electrical contact group, 31...
Camera body, 33... Main mirror, 35... Sub mirror, 37... Focus plate, 39... Pentagonal prism, 41... Imaging unit, 43... Drive mechanism, 45...
Light receiving element for AE (automatic exposure control), 47...
Light-receiving element for use with strobe, 49... Centralized display section, 51... Indicator in the viewfinder, 53... Built-in strobe, 53a... Boost circuit, 53b... Main capacitor, 53c... Light emitting tube, 53d... Light emitting circuit, 5
3e...Light emission stop circuit, 55...Sequence motor,
57...Body side electrical contact group, 59...Release switch, 61...X contact, 71...IPU (Indic
ation Processing Unit)
, 73...PCU (Power Control
Unit), 73a...E 2 PROM, 75...DP
U (Data Processing Unit)
), 75a...integrator circuit, 75b...comparator, 75c
...D/A converter, 75d...quench signal output regulation circuit, 77...CPU (Central Pro
cessing unit), 77a... Time measuring means, 77b... Time setting means, 81... Strobe control circuit, 90... Enable signal supply means.

Claims (1)

【実用新案登録請求の範囲】 (1) ストロボに対し発光に供するトリガー信号
を出力する手段と、イネーブル信号が供給されて
いて被写体からの光が所定光量となつた時に前記
ストロボに対しクウエンチ信号を出力する手段と
を具えるＴＴＬ調光形カメラのストロボ制御装置
において、 前記イネーブル信号を、前記トリガー信号に起
因するノイズの発生後の所定の時に供給する手段
を具えたことを特徴とするストロボ制御装置。 (2) 前記所定の時をストロボ発光開始時前後と
したことを特徴とする請求項１に記載のストロボ
制御装置。 (3) 前記所定の時を前記トリガー信号発生時か
ら所定時間経過した時としたことを特徴とする請
求項１又は２に記載のストロボ制御装置。 (4) 前記所定時間を決定する情報を前記カメラ
に備わるＥ２ＰＲＯＭに格納したことを特徴とす
る請求項３に記載のストロボ制御装置。[Claims for Utility Model Registration] (1) Means for outputting a trigger signal to a strobe to cause it to emit light, and means for outputting a quench signal to the strobe when an enable signal is supplied and the light from the subject reaches a predetermined amount of light. A strobe control device for a TTL flash control camera, comprising means for outputting the enable signal at a predetermined time after the occurrence of noise caused by the trigger signal. Device. (2) The strobe control device according to claim 1, wherein the predetermined time is around the time when strobe light emission starts. (3) The strobe control device according to claim 1 or 2, wherein the predetermined time is a time when a predetermined time has elapsed since the trigger signal was generated. (4) The strobe control device according to claim 3, wherein information for determining the predetermined time period is stored in an E 2 PROM included in the camera.
JP1988043118U 1988-03-31 1988-03-31 Expired - Lifetime JPH0516585Y2 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP1988043118U JPH0516585Y2 (en) 1988-03-31 1988-03-31
US07/712,998 US5138361A (en) 1988-03-31 1991-06-10 Electronic flash control device employing a plurality of control signals
US08/288,607 USRE35196E (en) 1988-03-31 1994-08-10 Electronic flash control device employing a plurality of control signals

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988043118U JPH0516585Y2 (en) 1988-03-31 1988-03-31

Publications (2)

Publication Number Publication Date
JPH01152329U true JPH01152329U (en) 1989-10-20
JPH0516585Y2 JPH0516585Y2 (en) 1993-04-30

Family

ID=31269519

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988043118U Expired - Lifetime JPH0516585Y2 (en) 1988-03-31 1988-03-31

Country Status (2)

Country Link
US (1) USRE35196E (en)
JP (1) JPH0516585Y2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09146150A (en) * 1995-11-22 1997-06-06 Asahi Optical Co Ltd Automatic stroboscopic system and adapter for stroboscope
KR100189815B1 (en) * 1996-01-23 1999-06-01 이해규 Flash control circuit
JP3477382B2 (en) 1998-11-20 2003-12-10 ペンタックス株式会社 Single-lens reflex camera
JP4934929B2 (en) * 2001-08-27 2012-05-23 株式会社ニコン Electronic flash device

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5294021A (en) * 1976-02-02 1977-08-08 Suntory Ltd Method of observing instantaneous picture and device therefor
JPS5454466A (en) * 1977-10-06 1979-04-28 Nippon Chemical Ind Speed light device
JPS5470825A (en) * 1977-11-16 1979-06-07 Fuji Photo Optical Co Ltd Automatic strobo device
JPS5962633A (en) * 1982-08-09 1984-04-10 ハイトコ Metal atom-containing epoxy resin
JPS636791A (en) * 1986-06-26 1988-01-12 キヤノン株式会社 Discharge circuit of discharge tube

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4164686A (en) * 1968-02-13 1979-08-14 Ponder & Best Inc. Load current pulse control devices
US3726197A (en) * 1969-03-26 1973-04-10 Canon Kk Apparatus for automatic electronic flash photography
US3714443A (en) * 1971-01-22 1973-01-30 Honeywell Inc Remotely controlled light sensing apparatus
JPS5119776B1 (en) * 1971-06-28 1976-06-19
US3974419A (en) * 1975-05-27 1976-08-10 Honeywell Inc. Electronic flash apparatus with inhibition of contact bounce false triggering
DE2738984A1 (en) * 1977-08-30 1979-03-15 Rollei Werke Franke Heidecke ELECTRONIC FLASH DEVICE FOR PHOTOGRAPHIC RECORDING PURPOSES
US4366501A (en) * 1978-04-23 1982-12-28 Canon Kabushiki Kaisha Image recording system
JPS5643631A (en) * 1979-09-18 1981-04-22 Canon Inc Information display device of strobe built-in siingle-lens reflex camera
JPS5862633A (en) * 1981-10-12 1983-04-14 Nippon Kogaku Kk <Nikon> Electronic flash device
JPS5936233A (en) * 1982-08-25 1984-02-28 Fuji Koeki Kk Photometric circuit of flashgun
JPS60118897A (en) * 1983-11-30 1985-06-26 日本電気株式会社 Voice signal writing unit
JPH0713717B2 (en) * 1985-01-30 1995-02-15 株式会社ニコン Electronic flash device
DE3889466T2 (en) * 1987-01-13 1994-09-29 Asahi Optical Co Ltd Built-in flash system and camera.

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5294021A (en) * 1976-02-02 1977-08-08 Suntory Ltd Method of observing instantaneous picture and device therefor
JPS5454466A (en) * 1977-10-06 1979-04-28 Nippon Chemical Ind Speed light device
JPS5470825A (en) * 1977-11-16 1979-06-07 Fuji Photo Optical Co Ltd Automatic strobo device
JPS5962633A (en) * 1982-08-09 1984-04-10 ハイトコ Metal atom-containing epoxy resin
JPS636791A (en) * 1986-06-26 1988-01-12 キヤノン株式会社 Discharge circuit of discharge tube

Also Published As

Publication number Publication date
JPH0516585Y2 (en) 1993-04-30
USRE35196E (en) 1996-04-02

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