FR2648246B1 - Appareil photographique a objectif zoom - Google Patents

Appareil photographique a objectif zoom

Info

Publication number
FR2648246B1
FR2648246B1 FR9007179A FR9007179A FR2648246B1 FR 2648246 B1 FR2648246 B1 FR 2648246B1 FR 9007179 A FR9007179 A FR 9007179A FR 9007179 A FR9007179 A FR 9007179A FR 2648246 B1 FR2648246 B1 FR 2648246B1
Authority
FR
France
Prior art keywords
zoom lens
photographic camera
lens photographic
camera
zoom
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
FR9007179A
Other languages
English (en)
Other versions
FR2648246A1 (fr
Inventor
Ogawa Kimiaki
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 FR2648246A1 publication Critical patent/FR2648246A1/fr
Application granted granted Critical
Publication of FR2648246B1 publication Critical patent/FR2648246B1/fr
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)
FR9007179A 1989-06-09 1990-06-08 Appareil photographique a objectif zoom Expired - Fee Related FR2648246B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1148104A JP2816708B2 (ja) 1989-06-09 1989-06-09 ズームカメラ

Publications (2)

Publication Number Publication Date
FR2648246A1 FR2648246A1 (fr) 1990-12-14
FR2648246B1 true FR2648246B1 (fr) 1993-10-01

Family

ID=15445335

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9007179A Expired - Fee Related FR2648246B1 (fr) 1989-06-09 1990-06-08 Appareil photographique a objectif zoom

Country Status (5)

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

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6685040B2 (ja) * 2015-11-24 2020-04-22 カムイ・イノベーション株式会社 ゴースト低減装置およびこれを備えた撮像装置、ゴースト低減方法、ならびに撮像光学系

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5921362Y2 (ja) * 1979-08-29 1984-06-23 コニカ株式会社 ズ−ムレンズ鏡胴
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 (ja) * 1983-03-12 1984-09-21 旭光学工業株式会社 カメラの撮影モ−ド表示の切換え回路
JPS60249112A (ja) * 1984-05-25 1985-12-09 Seiko Koki Kk カメラ用距離検出装置
JPH073546B2 (ja) * 1985-10-08 1995-01-18 キヤノン株式会社 カメラ
DE3641592A1 (de) * 1985-12-06 1987-06-11 Canon Kk Bilddaten-verarbeitungseinrichtung
DE3706726C2 (de) * 1986-03-03 1996-04-18 Canon Kk Kamera
JPS63113431A (ja) * 1986-10-29 1988-05-18 Konica Corp カメラ

Also Published As

Publication number Publication date
GB9012747D0 (en) 1990-08-01
KR0116982Y1 (ko) 1998-04-27
KR910001224U (ko) 1991-01-24
GB2233773B (en) 1993-07-14
DE4018445A1 (de) 1990-12-13
FR2648246A1 (fr) 1990-12-14
JP2816708B2 (ja) 1998-10-27
GB2233773A (en) 1991-01-16
JPH0313071A (ja) 1991-01-22

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Legal Events

Date Code Title Description
ST Notification of lapse