FR2286395A1 - SIGHTING DEVICE FOR SINGLE-PURPOSE REFLEX CAMERA - Google Patents

SIGHTING DEVICE FOR SINGLE-PURPOSE REFLEX CAMERA

Info

Publication number
FR2286395A1
FR2286395A1 FR7529589A FR7529589A FR2286395A1 FR 2286395 A1 FR2286395 A1 FR 2286395A1 FR 7529589 A FR7529589 A FR 7529589A FR 7529589 A FR7529589 A FR 7529589A FR 2286395 A1 FR2286395 A1 FR 2286395A1
Authority
FR
France
Prior art keywords
sighting device
reflex camera
reflex
sighting
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.)
Granted
Application number
FR7529589A
Other languages
French (fr)
Other versions
FR2286395B1 (en
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
Application filed by Asahi Kogaku Kogyo Co Ltd filed Critical Asahi Kogaku Kogyo Co Ltd
Publication of FR2286395A1 publication Critical patent/FR2286395A1/en
Application granted granted Critical
Publication of FR2286395B1 publication Critical patent/FR2286395B1/fr
Granted 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
    • G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/14—Viewfinders
FR7529589A 1974-09-30 1975-09-26 SIGHTING DEVICE FOR SINGLE-PURPOSE REFLEX CAMERA Granted FR2286395A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP49112561A JPS5139120A (en) 1974-09-30 1974-09-30

Publications (2)

Publication Number Publication Date
FR2286395A1 true FR2286395A1 (en) 1976-04-23
FR2286395B1 FR2286395B1 (en) 1981-04-30

Family

ID=14589744

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7529589A Granted FR2286395A1 (en) 1974-09-30 1975-09-26 SIGHTING DEVICE FOR SINGLE-PURPOSE REFLEX CAMERA

Country Status (5)

Country Link
JP (1) JPS5139120A (en)
DE (2) DE2543160C3 (en)
FR (1) FR2286395A1 (en)
GB (1) GB1477560A (en)
ZA (1) ZA755710B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54143633A (en) * 1978-04-28 1979-11-09 Asahi Optical Co Ltd Interchangeable contact lens mirror barrel
JPS616804U (en) * 1984-06-18 1986-01-16 キヤノン株式会社 Prism for finder
JPS616601A (en) * 1984-06-20 1986-01-13 Canon Inc Finder optical system
JPS60233630A (en) * 1984-05-07 1985-11-20 Canon Inc Finder optical system
JPS60233628A (en) * 1984-05-07 1985-11-20 Canon Inc Finder optical system
JPS60263101A (en) * 1984-06-11 1985-12-26 Canon Inc Finder optical system
JPS616803U (en) * 1984-06-18 1986-01-16 キヤノン株式会社 Prism for finder
JPH0381749A (en) * 1989-08-25 1991-04-08 Olympus Optical Co Ltd Real image type finder
DE4345554B4 (en) * 1992-09-11 2007-09-13 Canon K.K. Two-prism viewfinder for photographic or video camera - produces real image in neighbourhood of frame inserted between adjacent faces of polygonal and triangular prisms
JPH07198914A (en) * 1993-12-28 1995-08-01 Asahi Optical Co Ltd Prism and finder provided with it
DE102005018010B3 (en) * 2005-04-18 2006-09-14 Leica Camera Ag Angular ancillary lens for attachment to the viewer of a measurement search camera has an image deflection element in the form of a fine prism

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5117468B2 (en) * 1972-06-19 1976-06-02

Also Published As

Publication number Publication date
GB1477560A (en) 1977-06-22
DE2543160A1 (en) 1976-04-01
DE2543160C3 (en) 1978-03-02
DE2559601C3 (en) 1979-08-16
ZA755710B (en) 1976-08-25
FR2286395B1 (en) 1981-04-30
DE2543160B2 (en) 1977-06-30
JPS5139120A (en) 1976-04-01
DE2559601A1 (en) 1977-09-01
DE2559601B2 (en) 1978-12-07

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