GB9012747D0 - Zoom lens camera - Google Patents

Zoom lens camera

Info

Publication number
GB9012747D0
GB9012747D0 GB909012747A GB9012747A GB9012747D0 GB 9012747 D0 GB9012747 D0 GB 9012747D0 GB 909012747 A GB909012747 A GB 909012747A GB 9012747 A GB9012747 A GB 9012747A GB 9012747 D0 GB9012747 D0 GB 9012747D0
Authority
GB
United Kingdom
Prior art keywords
zoom lens
lens camera
camera
zoom
lens
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
GB909012747A
Other versions
GB2233773B (en
GB2233773A (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 GB9012747D0 publication Critical patent/GB9012747D0/en
Publication of GB2233773A publication Critical patent/GB2233773A/en
Application granted granted Critical
Publication of GB2233773B publication Critical patent/GB2233773B/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
    • 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
    • G03B3/00—Focusing arrangements of general interest for cameras, projectors or printers
    • G03B3/10—Power-operated focusing
    • 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
    • G03B5/00—Adjustment of optical system relative to image or object surface other than for focusing
    • 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
    • G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/18—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly in accordance with light-reducing "factor" of filter or other obturator used with or on the lens of the camera
    • 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
    • G03B2205/00—Adjustment of optical system relative to image or object surface other than for focusing
    • G03B2205/0046—Movement of one or more optical elements for zooming

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Lens Barrels (AREA)
  • Studio Devices (AREA)
GB9012747A 1989-06-09 1990-06-08 Zoom lens camera Expired - Fee Related GB2233773B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1148104A JP2816708B2 (en) 1989-06-09 1989-06-09 Zoom camera

Publications (3)

Publication Number Publication Date
GB9012747D0 true GB9012747D0 (en) 1990-08-01
GB2233773A GB2233773A (en) 1991-01-16
GB2233773B GB2233773B (en) 1993-07-14

Family

ID=15445335

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9012747A Expired - Fee Related GB2233773B (en) 1989-06-09 1990-06-08 Zoom lens camera

Country Status (5)

Country Link
JP (1) JP2816708B2 (en)
KR (1) KR0116982Y1 (en)
DE (1) DE4018445A1 (en)
FR (1) FR2648246B1 (en)
GB (1) GB2233773B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6685040B2 (en) * 2015-11-24 2020-04-22 カムイ・イノベーション株式会社 Ghost reduction device, image pickup apparatus including the same, ghost reduction method, and image pickup optical system

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5921362Y2 (en) * 1979-08-29 1984-06-23 コニカ株式会社 zoom lens barrel
JPS56111841A (en) * 1980-02-08 1981-09-03 Canon Inc Exposure control system of camera using physical aperture
JPS5746576A (en) * 1980-09-04 1982-03-17 Canon Inc Magnetic image recording and reproducing device incorporating camera
JPS59141332U (en) * 1983-03-12 1984-09-21 旭光学工業株式会社 Camera shooting mode display switching circuit
JPS60249112A (en) * 1984-05-25 1985-12-09 Seiko Koki Kk Distance detector for camera
JPH073546B2 (en) * 1985-10-08 1995-01-18 キヤノン株式会社 camera
FR2591367A1 (en) * 1985-12-06 1987-06-12 Canon Kk Image data processing apparatus
DE3706726C2 (en) * 1986-03-03 1996-04-18 Canon Kk camera
JPS63113431A (en) * 1986-10-29 1988-05-18 Konica Corp Camera

Also Published As

Publication number Publication date
DE4018445A1 (en) 1990-12-13
KR0116982Y1 (en) 1998-04-27
FR2648246A1 (en) 1990-12-14
GB2233773B (en) 1993-07-14
KR910001224U (en) 1991-01-24
JPH0313071A (en) 1991-01-22
GB2233773A (en) 1991-01-16
FR2648246B1 (en) 1993-10-01
JP2816708B2 (en) 1998-10-27

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Legal Events

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

Effective date: 20040608