JPS554095A - Photographic camera having exposure device by object lens - Google Patents

Photographic camera having exposure device by object lens

Info

Publication number
JPS554095A
JPS554095A JP7696879A JP7696879A JPS554095A JP S554095 A JPS554095 A JP S554095A JP 7696879 A JP7696879 A JP 7696879A JP 7696879 A JP7696879 A JP 7696879A JP S554095 A JPS554095 A JP S554095A
Authority
JP
Japan
Prior art keywords
exposure device
object lens
photographic camera
photographic
camera
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
Application number
JP7696879A
Other languages
Japanese (ja)
Inventor
Shiyumitsuto Eeuaruto
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.)
Ernst Leitz Wetzlar GmbH
Original Assignee
Ernst Leitz Wetzlar GmbH
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 Ernst Leitz Wetzlar GmbH filed Critical Ernst Leitz Wetzlar GmbH
Publication of JPS554095A publication Critical patent/JPS554095A/en
Pending 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
    • G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/08—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device
    • G03B7/099—Arrangement of photoelectric elements in or on the camera
    • G03B7/0993—Arrangement of photoelectric elements in or on the camera in the camera
    • G03B7/0997—Through the lens [TTL] measuring
    • G03B7/09971—Through the lens [TTL] measuring in mirror-reflex cameras
    • G03B7/09974—Through the lens [TTL] measuring in mirror-reflex cameras using the film or shutter as sensor light reflecting member

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Exposure Control For Cameras (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
JP7696879A 1978-06-20 1979-06-20 Photographic camera having exposure device by object lens Pending JPS554095A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782826947 DE2826947A1 (en) 1978-06-20 1978-06-20 SLR camera with through=the=lens light meter - has auxiliary lens in front of photocell to provide integrated or selected area light measurement from film plane

Publications (1)

Publication Number Publication Date
JPS554095A true JPS554095A (en) 1980-01-12

Family

ID=6042225

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7696879A Pending JPS554095A (en) 1978-06-20 1979-06-20 Photographic camera having exposure device by object lens

Country Status (2)

Country Link
JP (1) JPS554095A (en)
DE (1) DE2826947A1 (en)

Also Published As

Publication number Publication date
DE2826947A1 (en) 1980-01-10

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