JPS58115425A - 電子的距離測定器を備えたレフレツクスカメラ - Google Patents

電子的距離測定器を備えたレフレツクスカメラ

Info

Publication number
JPS58115425A
JPS58115425A JP19687482A JP19687482A JPS58115425A JP S58115425 A JPS58115425 A JP S58115425A JP 19687482 A JP19687482 A JP 19687482A JP 19687482 A JP19687482 A JP 19687482A JP S58115425 A JPS58115425 A JP S58115425A
Authority
JP
Japan
Prior art keywords
grating
reflex camera
light
groove
reflective
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
JP19687482A
Other languages
English (en)
Japanese (ja)
Inventor
クヌ−ト・ハイトマン
クラウス・デイ−タ−・シエ−フア−
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
Ernst Leitz 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, Ernst Leitz GmbH filed Critical Ernst Leitz Wetzlar GmbH
Publication of JPS58115425A publication Critical patent/JPS58115425A/ja
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
    • G03B19/00—Cameras
    • G03B19/02—Still-picture cameras
    • G03B19/12—Reflex cameras with single objective and a movable reflector or a partly-transmitting mirror
    • 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
    • G02B7/34—Systems for automatic generation of focusing signals using different areas in a pupil plane

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Focusing (AREA)
  • Viewfinders (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Automatic Focus Adjustment (AREA)
JP19687482A 1981-12-24 1982-11-11 電子的距離測定器を備えたレフレツクスカメラ Pending JPS58115425A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19813151289 DE3151289A1 (de) 1981-12-24 1981-12-24 Spiegelreflexkamera mit elektronischem entfernungsmesser
DE31512895 1981-12-24
DE32099088 1982-03-18

Publications (1)

Publication Number Publication Date
JPS58115425A true JPS58115425A (ja) 1983-07-09

Family

ID=6149668

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19687482A Pending JPS58115425A (ja) 1981-12-24 1982-11-11 電子的距離測定器を備えたレフレツクスカメラ

Country Status (2)

Country Link
JP (1) JPS58115425A (enrdf_load_stackoverflow)
DE (1) DE3151289A1 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6243611A (ja) * 1985-08-22 1987-02-25 Canon Inc 焦点検出用光学系

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5081331A (enrdf_load_stackoverflow) * 1973-11-14 1975-07-02
JPS5282419A (en) * 1975-12-26 1977-07-09 Leitz Ernst Gmbh Device for deciding photoelectrically position of image sharp plane
JPS5421334A (en) * 1977-07-09 1979-02-17 Leitz Ernst Gmbh Reflex camera having electronic range finder
JPS54150125A (en) * 1978-05-17 1979-11-26 Asahi Optical Co Ltd Focus detector

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2201092C3 (de) * 1972-01-11 1981-05-21 Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar Einrichtung zur Bestimmung der relativen Lage der Ebene maximaler Amplitude einer Ortsfrequenz
DE3047184A1 (de) * 1980-12-15 1982-07-22 Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar Spiegelreflexkamera mit elektronischem entfernungsmesser

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5081331A (enrdf_load_stackoverflow) * 1973-11-14 1975-07-02
JPS5282419A (en) * 1975-12-26 1977-07-09 Leitz Ernst Gmbh Device for deciding photoelectrically position of image sharp plane
JPS5421334A (en) * 1977-07-09 1979-02-17 Leitz Ernst Gmbh Reflex camera having electronic range finder
JPS54150125A (en) * 1978-05-17 1979-11-26 Asahi Optical Co Ltd Focus detector

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6243611A (ja) * 1985-08-22 1987-02-25 Canon Inc 焦点検出用光学系

Also Published As

Publication number Publication date
DE3151289C2 (enrdf_load_stackoverflow) 1988-09-22
DE3151289A1 (de) 1983-07-07

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