KR910012344U - 플래시 겸용 자동 포커싱회로 - Google Patents

플래시 겸용 자동 포커싱회로

Info

Publication number
KR910012344U
KR910012344U KR2019890020485U KR890020485U KR910012344U KR 910012344 U KR910012344 U KR 910012344U KR 2019890020485 U KR2019890020485 U KR 2019890020485U KR 890020485 U KR890020485 U KR 890020485U KR 910012344 U KR910012344 U KR 910012344U
Authority
KR
South Korea
Prior art keywords
flash
automatic focusing
focusing circuit
circuit
automatic
Prior art date
Application number
KR2019890020485U
Other languages
English (en)
Other versions
KR920007371Y1 (ko
Inventor
이상기
Original Assignee
삼성항공 산업주식회사
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 by 삼성항공 산업주식회사 filed Critical 삼성항공 산업주식회사
Priority to KR2019890020485U priority Critical patent/KR920007371Y1/ko
Publication of KR910012344U publication Critical patent/KR910012344U/ko
Application granted granted Critical
Publication of KR920007371Y1 publication Critical patent/KR920007371Y1/ko

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
    • G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
    • G03B13/32—Means for focusing
    • G03B13/34—Power focusing
    • G03B13/36—Autofocus systems
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/28—Systems for automatic generation of focusing signals
    • G02B7/30—Systems for automatic generation of focusing signals using parallactic triangle with a base line
    • G02B7/32—Systems for automatic generation of focusing signals using parallactic triangle with a base line using active means, e.g. light emitter
    • 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
    • G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
    • G03B13/18—Focusing aids
    • G03B13/20—Rangefinders coupled with focusing arrangements, e.g. adjustment of rangefinder automatically focusing camera
    • 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
    • G03B3/00—Focusing arrangements of general interest for cameras, projectors or printers
    • G03B3/10—Power-operated focusing

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
  • Stroboscope Apparatuses (AREA)
KR2019890020485U 1989-12-29 1989-12-29 플래시 겸용 자동 포커싱회로 KR920007371Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019890020485U KR920007371Y1 (ko) 1989-12-29 1989-12-29 플래시 겸용 자동 포커싱회로

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019890020485U KR920007371Y1 (ko) 1989-12-29 1989-12-29 플래시 겸용 자동 포커싱회로

Publications (2)

Publication Number Publication Date
KR910012344U true KR910012344U (ko) 1991-07-30
KR920007371Y1 KR920007371Y1 (ko) 1992-10-12

Family

ID=19294526

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019890020485U KR920007371Y1 (ko) 1989-12-29 1989-12-29 플래시 겸용 자동 포커싱회로

Country Status (1)

Country Link
KR (1) KR920007371Y1 (ko)

Also Published As

Publication number Publication date
KR920007371Y1 (ko) 1992-10-12

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