GB2294121B - Motor driven zoom lens camera - Google Patents

Motor driven zoom lens camera

Info

Publication number
GB2294121B
GB2294121B GB9524854A GB9524854A GB2294121B GB 2294121 B GB2294121 B GB 2294121B GB 9524854 A GB9524854 A GB 9524854A GB 9524854 A GB9524854 A GB 9524854A GB 2294121 B GB2294121 B GB 2294121B
Authority
GB
United Kingdom
Prior art keywords
zoom lens
motor driven
lens camera
driven zoom
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 - Fee Related
Application number
GB9524854A
Other versions
GB9524854D0 (en
GB2294121A (en
Inventor
Tadayuki Kirigaya
Hiroyuki Takahashi
Masahiro Nakata
Hideaki Tsuji
Tetsuo Hosokawa
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
Priority claimed from JP30617392A external-priority patent/JPH06130275A/en
Priority claimed from JP30617192A external-priority patent/JP3206991B2/en
Priority claimed from JP30617092A external-priority patent/JP3283076B2/en
Priority claimed from JP30617492A external-priority patent/JPH06130445A/en
Priority claimed from JP30617892A external-priority patent/JPH06130277A/en
Priority claimed from JP30617692A external-priority patent/JPH06130276A/en
Priority claimed from JP30616992A external-priority patent/JP3351562B2/en
Priority claimed from JP30617592A external-priority patent/JPH06130272A/en
Priority claimed from JP30617792A external-priority patent/JP3272418B2/en
Priority claimed from JP4306172A external-priority patent/JPH06130271A/en
Application filed by Asahi Kogaku Kogyo Co Ltd filed Critical Asahi Kogaku Kogyo Co Ltd
Priority claimed from GB9315654A external-priority patent/GB2271646B/en
Publication of GB9524854D0 publication Critical patent/GB9524854D0/en
Publication of GB2294121A publication Critical patent/GB2294121A/en
Application granted granted Critical
Publication of GB2294121B publication Critical patent/GB2294121B/en
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
    • G02B7/102—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 controlled by a microcomputer

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lens Barrels (AREA)
GB9524854A 1992-10-19 1993-07-29 Motor driven zoom lens camera Expired - Fee Related GB2294121B (en)

Applications Claiming Priority (11)

Application Number Priority Date Filing Date Title
JP30617692A JPH06130276A (en) 1992-10-19 1992-10-19 Camera provided with motor-driven zooming function
JP30616992A JP3351562B2 (en) 1992-10-19 1992-10-19 Camera with electric zoom function
JP30617592A JPH06130272A (en) 1992-10-19 1992-10-19 Camera provided with motor-driven zooming function
JP30617892A JPH06130277A (en) 1992-10-19 1992-10-19 Camera provided with motor-driven zooming function
JP30617092A JP3283076B2 (en) 1992-10-19 1992-10-19 Camera with electric zoom function
JP30617492A JPH06130445A (en) 1992-10-19 1992-10-19 Camera with motor-driven zooming function
JP4306172A JPH06130271A (en) 1992-10-19 1992-10-19 Camera provided with motor-driven zooming function
JP30617392A JPH06130275A (en) 1992-10-19 1992-10-19 Camera provided with motor-driven zooming function
JP30617192A JP3206991B2 (en) 1992-10-19 1992-10-19 Camera with zoom function
JP30617792A JP3272418B2 (en) 1992-10-19 1992-10-19 Camera with electric zoom function
GB9315654A GB2271646B (en) 1992-10-19 1993-07-29 An optical camera and a method of conducting a focusing operation therein

Publications (3)

Publication Number Publication Date
GB9524854D0 GB9524854D0 (en) 1996-02-07
GB2294121A GB2294121A (en) 1996-04-17
GB2294121B true GB2294121B (en) 1996-12-04

Family

ID=27581674

Family Applications (3)

Application Number Title Priority Date Filing Date
GB9524857A Expired - Fee Related GB2294123B (en) 1992-10-19 1993-07-29 A focusing operation method and zoom camera
GB9524854A Expired - Fee Related GB2294121B (en) 1992-10-19 1993-07-29 Motor driven zoom lens camera
GB9524855A Expired - Fee Related GB2294122B (en) 1992-10-19 1993-07-29 Motor driven zoom camera

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB9524857A Expired - Fee Related GB2294123B (en) 1992-10-19 1993-07-29 A focusing operation method and zoom camera

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB9524855A Expired - Fee Related GB2294122B (en) 1992-10-19 1993-07-29 Motor driven zoom camera

Country Status (1)

Country Link
GB (3) GB2294123B (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0723949B2 (en) * 1985-04-02 1995-03-15 キヤノン株式会社 camera
FR2658320B1 (en) * 1990-02-14 1994-08-26 Asahi Optical Co Ltd PHOTOGRAPHIC APPARATUS HAVING A ZOOM HALF-EXPOSURE FUNCTION.
JPH04348330A (en) * 1991-05-21 1992-12-03 Asahi Optical Co Ltd Inter-exposure zoom controller

Also Published As

Publication number Publication date
GB2294123B (en) 1996-12-04
GB9524854D0 (en) 1996-02-07
GB2294121A (en) 1996-04-17
GB2294122B (en) 1996-12-04
GB2294123A (en) 1996-04-17
GB9524857D0 (en) 1996-02-07
GB9524855D0 (en) 1996-02-07
GB2294122A (en) 1996-04-17

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20070729