GB2270391B - Strobe control apparatus for a camera - Google Patents

Strobe control apparatus for a camera

Info

Publication number
GB2270391B
GB2270391B GB9321645A GB9321645A GB2270391B GB 2270391 B GB2270391 B GB 2270391B GB 9321645 A GB9321645 A GB 9321645A GB 9321645 A GB9321645 A GB 9321645A GB 2270391 B GB2270391 B GB 2270391B
Authority
GB
United Kingdom
Prior art keywords
camera
control apparatus
strobe control
strobe
control
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.)
Expired - Fee Related
Application number
GB9321645A
Other versions
GB9321645D0 (en
GB2270391A (en
Inventor
Satoshi Takami
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pentax Corp
Original Assignee
Asahi Kogaku Kogyo Co Ltd
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
Priority claimed from JP1261809A external-priority patent/JP2761769B2/en
Priority claimed from JP1264534A external-priority patent/JP2761771B2/en
Priority claimed from JP1268672A external-priority patent/JP2761772B2/en
Priority claimed from JP1268671A external-priority patent/JP2782540B2/en
Priority claimed from GB9021744A external-priority patent/GB2237119B/en
Application filed by Asahi Kogaku Kogyo Co Ltd filed Critical Asahi Kogaku Kogyo Co Ltd
Publication of GB9321645D0 publication Critical patent/GB9321645D0/en
Publication of GB2270391A publication Critical patent/GB2270391A/en
Application granted granted Critical
Publication of GB2270391B publication Critical patent/GB2270391B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/16—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly in accordance with both the intensity of the flash source and the distance of the flash source from the object, e.g. in accordance with the "guide number" of the flash bulb and the focusing of the 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
    • G03B2215/00—Special procedures for taking photographs; Apparatus therefor
    • G03B2215/05—Combinations of cameras with electronic flash units
    • G03B2215/0503—Built-in units
    • G03B2215/0507—Pop-up mechanisms
    • G03B2215/051—Pop-up mechanisms with movable reflector, e.g. change of illumination angle or illumination direction

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Stroboscope Apparatuses (AREA)
GB9321645A 1989-10-06 1993-10-20 Strobe control apparatus for a camera Expired - Fee Related GB2270391B (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP1261809A JP2761769B2 (en) 1989-10-06 1989-10-06 Camera strobe control
JP1264534A JP2761771B2 (en) 1989-10-11 1989-10-11 Camera strobe control
JP1268672A JP2761772B2 (en) 1989-10-16 1989-10-16 Camera self display
JP1268671A JP2782540B2 (en) 1989-10-16 1989-10-16 Camera display control device
GB9021744A GB2237119B (en) 1989-10-06 1990-10-05 Strobe control apparatus of camera

Publications (3)

Publication Number Publication Date
GB9321645D0 GB9321645D0 (en) 1993-12-08
GB2270391A GB2270391A (en) 1994-03-09
GB2270391B true GB2270391B (en) 1994-06-08

Family

ID=27517004

Family Applications (2)

Application Number Title Priority Date Filing Date
GB9321645A Expired - Fee Related GB2270391B (en) 1989-10-06 1993-10-20 Strobe control apparatus for a camera
GB9321644A Expired - Fee Related GB2270390B (en) 1989-10-06 1993-10-20 Strobe camera with auxiliary light source

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB9321644A Expired - Fee Related GB2270390B (en) 1989-10-06 1993-10-20 Strobe camera with auxiliary light source

Country Status (1)

Country Link
GB (2) GB2270391B (en)

Also Published As

Publication number Publication date
GB2270390B (en) 1994-06-15
GB9321644D0 (en) 1993-12-08
GB9321645D0 (en) 1993-12-08
GB2270391A (en) 1994-03-09
GB2270390A (en) 1994-03-09

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20051005