GB2086067B - Retracting a half mirror for an slr camera - Google Patents

Retracting a half mirror for an slr camera

Info

Publication number
GB2086067B
GB2086067B GB8127184A GB8127184A GB2086067B GB 2086067 B GB2086067 B GB 2086067B GB 8127184 A GB8127184 A GB 8127184A GB 8127184 A GB8127184 A GB 8127184A GB 2086067 B GB2086067 B GB 2086067B
Authority
GB
United Kingdom
Prior art keywords
retracting
half mirror
slr camera
slr
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.)
Expired
Application number
GB8127184A
Other languages
English (en)
Other versions
GB2086067A (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 GB2086067A publication Critical patent/GB2086067A/en
Application granted granted Critical
Publication of GB2086067B publication Critical patent/GB2086067B/en
Expired 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Cameras In General (AREA)
GB8127184A 1980-09-10 1981-09-09 Retracting a half mirror for an slr camera Expired GB2086067B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1980128629U JPS6030744Y2 (ja) 1980-09-10 1980-09-10 一眼レフカメラのミラ−作動機構

Publications (2)

Publication Number Publication Date
GB2086067A GB2086067A (en) 1982-05-06
GB2086067B true GB2086067B (en) 1984-08-08

Family

ID=14989526

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8127184A Expired GB2086067B (en) 1980-09-10 1981-09-09 Retracting a half mirror for an slr camera

Country Status (5)

Country Link
US (1) US4342508A (enExample)
JP (1) JPS6030744Y2 (enExample)
DE (1) DE3135769C2 (enExample)
FR (1) FR2489975A1 (enExample)
GB (1) GB2086067B (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4498750A (en) * 1981-10-13 1985-02-12 Canon Kabushiki Kaisha Light shielding device in single lens reflex camera
US4492453A (en) * 1981-11-05 1985-01-08 Canon Kabushiki Kaisha Single lens reflex camera with mirror operating mechanism
JPS5883832A (ja) * 1981-11-12 1983-05-19 Canon Inc 一眼レフカメラ
US4498754A (en) * 1982-01-25 1985-02-12 Ricoh Company, Ltd. Single lens reflex camera
JPS59114527U (ja) * 1983-01-24 1984-08-02 旭光学工業株式会社 一眼レフカメラの焦点検出機構の調整装置
JPS59132423U (ja) * 1983-02-26 1984-09-05 本田技研工業株式会社 車両の終減速装置におけるブリ−ザ
JPH0538344Y2 (enExample) * 1986-01-24 1993-09-28

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1225955B (de) * 1965-05-14 1966-09-29 Leitz Ernst Gmbh Belichtungsmesseinrichtung fuer Spiegelreflexkameras
DE1278221B (de) * 1965-07-03 1968-09-19 Zeiss Ikon Ag Spiegelreflexkamera
US3540365A (en) * 1967-03-09 1970-11-17 Nippon Kogaku Kk Device for elevating and lowering a reflecting mirror in a single lens reflex camera
US3601027A (en) * 1967-08-11 1971-08-24 Nippon Kogaku Kk Viewing mirror and light shield arrangement for a single lens reflex camera
JPS52110033A (en) * 1976-03-12 1977-09-14 Canon Inc Single lens reflex camera
JPS52135727A (en) * 1976-05-10 1977-11-14 Ricoh Co Ltd Focus adjusting method and system for focal plane of finder of single lens reflex camera
JPS54115130A (en) * 1978-02-28 1979-09-07 Asahi Optical Co Ltd Mirror operating system in single lens reflex camera
JPS5613234U (enExample) * 1979-07-10 1981-02-04

Also Published As

Publication number Publication date
US4342508A (en) 1982-08-03
DE3135769A1 (de) 1982-04-08
JPS5751940U (enExample) 1982-03-25
JPS6030744Y2 (ja) 1985-09-14
FR2489975A1 (fr) 1982-03-12
GB2086067A (en) 1982-05-06
FR2489975B1 (enExample) 1985-01-11
DE3135769C2 (de) 1986-01-23

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Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)
PCNP Patent ceased through non-payment of renewal fee