JP2559247Y2 - レンズの移動機構 - Google Patents

レンズの移動機構

Info

Publication number
JP2559247Y2
JP2559247Y2 JP1990003622U JP362290U JP2559247Y2 JP 2559247 Y2 JP2559247 Y2 JP 2559247Y2 JP 1990003622 U JP1990003622 U JP 1990003622U JP 362290 U JP362290 U JP 362290U JP 2559247 Y2 JP2559247 Y2 JP 2559247Y2
Authority
JP
Japan
Prior art keywords
groove
cam
lens moving
ring
support cylinder
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
JP1990003622U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0396610U (enExample
Inventor
哲夫 関口
Original Assignee
旭光学工業株式会社
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 旭光学工業株式会社 filed Critical 旭光学工業株式会社
Priority to JP1990003622U priority Critical patent/JP2559247Y2/ja
Priority to US07/642,788 priority patent/US5191482A/en
Publication of JPH0396610U publication Critical patent/JPH0396610U/ja
Application granted granted Critical
Publication of JP2559247Y2 publication Critical patent/JP2559247Y2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
    • G02B7/10—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification by relative axial movement of several lenses, e.g. of varifocal objective lens

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lens Barrels (AREA)
JP1990003622U 1990-01-19 1990-01-19 レンズの移動機構 Expired - Fee Related JP2559247Y2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1990003622U JP2559247Y2 (ja) 1990-01-19 1990-01-19 レンズの移動機構
US07/642,788 US5191482A (en) 1990-01-19 1991-01-18 Lens driving apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990003622U JP2559247Y2 (ja) 1990-01-19 1990-01-19 レンズの移動機構

Publications (2)

Publication Number Publication Date
JPH0396610U JPH0396610U (enExample) 1991-10-03
JP2559247Y2 true JP2559247Y2 (ja) 1998-01-14

Family

ID=11562597

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990003622U Expired - Fee Related JP2559247Y2 (ja) 1990-01-19 1990-01-19 レンズの移動機構

Country Status (2)

Country Link
US (1) US5191482A (enExample)
JP (1) JP2559247Y2 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5446593A (en) * 1992-11-05 1995-08-29 Asahi Kogaku Kogyo Kabushiki Kaisha Lens advancing mechanism
JPH10123398A (ja) * 1996-10-15 1998-05-15 Nikon Corp レンズ鏡筒
JP3629189B2 (ja) * 2000-08-09 2005-03-16 ペンタックス株式会社 凸カムを有する成形カム環の成形方法、その成形型及び成形カム環
US6665129B2 (en) * 2001-03-22 2003-12-16 Pentax Corporation Lens barrel and a zoom lens barrel
JP4549257B2 (ja) * 2005-08-09 2010-09-22 株式会社クレーデレ 携帯用飲料容器収納具
JP6381382B2 (ja) * 2014-09-17 2018-08-29 キヤノン株式会社 レンズ鏡筒および光学機器

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5119983B2 (enExample) * 1972-09-20 1976-06-22
JPS5228090B2 (enExample) * 1973-06-12 1977-07-25
US3915557A (en) * 1974-04-19 1975-10-28 Optigon Res & Dev Corp Zoom lens
JPS55133006A (en) * 1979-04-04 1980-10-16 Asahi Optical Co Ltd Close-up photographing changeover device of zoom lens barrel
JPS6023327B2 (ja) * 1979-04-16 1985-06-07 旭光学工業株式会社 ズ−ムレンズ鏡筒の近域撮影への切換装置
JPS565108U (enExample) * 1979-06-25 1981-01-17
JPS5932971Y2 (ja) * 1979-10-22 1984-09-14 旭光学工業株式会社 ズ−ムレンズ鏡筒
JPS5680010A (en) * 1979-12-04 1981-07-01 Asahi Optical Co Ltd Cam groove for displacement lens
JPS5751929U (enExample) * 1980-09-10 1982-03-25
JPS5774703A (en) * 1980-10-28 1982-05-11 Asahi Optical Co Ltd Aperture structure of zoom lens for facsimile
DE3205313C2 (de) * 1981-02-24 1985-05-23 Asahi Kogaku Kogyo K.K., Tokio/Tokyo Kameraobjektiv
JPS58103004U (ja) * 1981-12-29 1983-07-13 旭光学工業株式会社 ズ−ムレンズの近距離合焦切換装置
JPS58154907U (ja) * 1982-04-12 1983-10-17 株式会社リコー ズ−ムレンズ鏡胴
JPS5917411U (ja) * 1982-07-27 1984-02-02 旭光学工業株式会社 ズ−ムレンズ鏡筒
JPH0652333B2 (ja) * 1983-08-19 1994-07-06 ミノルタカメラ株式会社 ズ−ムレンズ鏡胴
US4890132A (en) * 1987-03-26 1989-12-26 Asahi Kogaku Kogyo Kabushiki Kaisha Manual control apparatus of zoom lens barrel for an auto focus camera
JPH01100507A (ja) * 1987-10-13 1989-04-18 Canon Inc レンズ鏡筒
US4950060A (en) * 1988-05-07 1990-08-21 Minolta Camera Kabushiki Kaisha Lens driving cam mechanism
US5018843A (en) * 1988-12-08 1991-05-28 Nikon Corporation Zoom lens apparatus with lens units for zooming and focusing

Also Published As

Publication number Publication date
US5191482A (en) 1993-03-02
JPH0396610U (enExample) 1991-10-03

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees