FR2642853B1 - Monture interceptrice de lumiere pour lentille - Google Patents

Monture interceptrice de lumiere pour lentille

Info

Publication number
FR2642853B1
FR2642853B1 FR9001409A FR9001409A FR2642853B1 FR 2642853 B1 FR2642853 B1 FR 2642853B1 FR 9001409 A FR9001409 A FR 9001409A FR 9001409 A FR9001409 A FR 9001409A FR 2642853 B1 FR2642853 B1 FR 2642853B1
Authority
FR
France
Prior art keywords
mount
lens
light interceptor
interceptor
light
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
FR9001409A
Other languages
English (en)
Other versions
FR2642853A1 (fr
Inventor
Kohmoto Shinsuke
Nomura Hiroshi
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 FR2642853A1 publication Critical patent/FR2642853A1/fr
Application granted granted Critical
Publication of FR2642853B1 publication Critical patent/FR2642853B1/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
    • G02B5/00—Optical elements other than lenses
    • G02B5/005—Diaphragms

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lens Barrels (AREA)
  • Lenses (AREA)
FR9001409A 1989-02-09 1990-02-07 Monture interceptrice de lumiere pour lentille Expired - Fee Related FR2642853B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989014483U JP2535031Y2 (ja) 1989-02-09 1989-02-09 レンズの遮光枠

Publications (2)

Publication Number Publication Date
FR2642853A1 FR2642853A1 (fr) 1990-08-10
FR2642853B1 true FR2642853B1 (fr) 1994-03-25

Family

ID=11862300

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9001409A Expired - Fee Related FR2642853B1 (fr) 1989-02-09 1990-02-07 Monture interceptrice de lumiere pour lentille

Country Status (5)

Country Link
US (1) US5343331A (fr)
JP (1) JP2535031Y2 (fr)
DE (1) DE4004010C2 (fr)
FR (1) FR2642853B1 (fr)
GB (1) GB2228101B (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02107111U (fr) * 1989-02-09 1990-08-27
JP2803401B2 (ja) * 1991-07-24 1998-09-24 キヤノン株式会社 レンズ鏡筒
DE4132259A1 (de) * 1991-09-27 1993-04-01 Wild Heerbrugg Ag Ueberstrahlungsschutz fuer ein nachtsichtgeraet
JP2594825Y2 (ja) * 1992-12-04 1999-05-10 旭光学工業株式会社 レンズ鏡筒の遮光装置
US5604638A (en) * 1993-12-01 1997-02-18 Asahi Kogaku Kogyo Kabushiki Kaisha Anti-reflection structure for zoom lens barrel
JP3354406B2 (ja) * 1996-09-02 2002-12-09 富士写真光機株式会社 撮影レンズの駆動機構
US5940226A (en) * 1996-09-11 1999-08-17 Asahi Kogaku Kogyo Kabushiki Kaisha Light intercepting mechanism of a zoom lens barrel
GB2339646A (en) 1998-07-15 2000-02-02 Ericsson Telefon Ab L M Reduction of Interference between Radio Links
DE10049835C2 (de) * 2000-07-27 2003-04-03 Cobra Electronic Gmbh Miniaturisierte Kamera mit einer in einem stab- oder rohrförmigen Gehäuse angeordneten photosenitiven CCD-Matrix und einer integrierten Beleuchtungseinrichtung
JP3710724B2 (ja) * 2001-05-14 2005-10-26 大日本スクリーン製造株式会社 結像光学装置
JP2009217014A (ja) * 2008-03-11 2009-09-24 Canon Inc レンズ鏡筒および撮影装置
DE102018122475A1 (de) * 2018-09-14 2020-03-19 Arnold & Richter Cine Technik Gmbh & Co. Betriebs Kg Einstellbares Streulichtblendenmodul für ein kinematografisches Kamerasystem

Family Cites Families (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1950166A (en) * 1931-09-14 1934-03-06 Otto B Durholz Variable focus lens unit
GB562438A (en) * 1942-02-09 1944-07-03 Kodak Ltd Improvements in or relating to lens systems
GB664790A (en) * 1949-05-17 1952-01-09 Gainsborough Pictures 1928 Ltd Variable apertured viewfinder
NL6708010A (fr) * 1967-06-09 1968-12-10
US3809459A (en) * 1972-10-13 1974-05-07 Asahi Optical Co Ltd Antireflection coating for an inner surface of cemented lenses
AT318389B (de) * 1972-11-13 1974-10-10 Eumig Pankratisches Objektiv
JPS513337U (fr) * 1974-06-24 1976-01-12
DE7430725U (de) * 1974-09-12 1976-03-25 Kodak Ag, 7000 Stuttgart Mehrlinsiges objektiv
GB1467285A (en) * 1974-10-16 1977-03-16 Combined Optical Ind Ltd Multiple lens assembly
US4152064A (en) * 1975-09-18 1979-05-01 Canon Kabushiki Kaisha Diaphragm linkage device for interchangeable lens
JPS5841532Y2 (ja) * 1977-09-16 1983-09-20 旭光学工業株式会社 引伸しレンズ鏡胴
JPS5445125A (en) * 1977-09-16 1979-04-10 Asahi Optical Co Ltd Enlarging lens with stop down scale illuminating system
FR2438275A1 (fr) * 1978-10-06 1980-04-30 Telecommunications Sa Dispositif de reception et d'emission de signaux lumineux codes, et systeme iff comprenant ce dispositif
JPS5842443B2 (ja) * 1979-11-05 1983-09-20 マミヤ光機株式会社 ズ−ムレンズの有害光遮断装置
US4461547A (en) * 1981-03-13 1984-07-24 Olympus Optical Company, Ltd. Lens hood with an eccentrically disposed light intercepting body for a camera
JPS5945044B2 (ja) * 1981-05-11 1984-11-02 国宏 荻原 水式ラバ−ダムで上流水位を自動的に一定に保持する装置。
JPS5838764A (ja) * 1981-08-31 1983-03-07 Pentel Kk 顔料の製造法
JPS5948513A (ja) * 1982-09-09 1984-03-19 Toshiba Kasei Kk あぜの構築方法
JPS59214810A (ja) * 1983-05-20 1984-12-04 Canon Inc レンズ鏡筒
GB2164470B (en) * 1984-09-14 1988-10-26 Michael Rodney Browning Iris device
US4747669A (en) * 1984-11-08 1988-05-31 Konishiroku Photo Industry Co., Ltd. Lens driving means in a camera
JPH0646255B2 (ja) * 1985-01-11 1994-06-15 キヤノン株式会社 副絞りを有したレンズ鏡筒
JPH0723949B2 (ja) * 1985-04-02 1995-03-15 キヤノン株式会社 カメラ
JPH0731294B2 (ja) * 1985-04-08 1995-04-10 キヤノン株式会社 レンズ鏡筒
JPH0660972B2 (ja) * 1985-08-02 1994-08-10 オリンパス光学工業株式会社 撮像装置
JPH0785131B2 (ja) * 1985-09-18 1995-09-13 オリンパス光学工業株式会社 内視鏡
JPS6331820A (ja) * 1986-07-25 1988-02-10 Nissan Motor Co Ltd 自動車のル−フ開口周縁部構造
JPS63160520A (ja) * 1986-12-23 1988-07-04 松下電工株式会社 植物育成促進用の光波長変換板
JPS63160520U (fr) * 1987-04-06 1988-10-20
JPH01140136A (ja) * 1987-11-27 1989-06-01 Canon Inc レンズ鏡筒
JPH0618321Y2 (ja) * 1988-05-20 1994-05-11 旭光学工業株式会社 レンズシャッタ式カメラの遮光装置
US5170294A (en) * 1988-10-15 1992-12-08 Asahi Kogaku Kabushiki Kaisha Method of controlling the zoom lens assembly
JPH02107111U (fr) * 1989-02-09 1990-08-27
JPH0755525Y2 (ja) * 1989-02-10 1995-12-20 旭光学工業株式会社 レンズシャッタ式カメラのレンズ鏡筒の遮光装置
JPH0740986Y2 (ja) * 1989-05-24 1995-09-20 旭光学工業株式会社 遮光構造
US4992819A (en) * 1989-10-31 1991-02-12 Canon Kabushiki Kaisha Focus detecting device having a plurality of detecting areas and camera provided with the same

Also Published As

Publication number Publication date
GB9002795D0 (en) 1990-04-04
US5343331A (en) 1994-08-30
GB2228101A (en) 1990-08-15
JP2535031Y2 (ja) 1997-05-07
JPH02107112U (fr) 1990-08-27
FR2642853A1 (fr) 1990-08-10
GB2228101B (en) 1993-09-08
DE4004010C2 (de) 1994-12-08
DE4004010A1 (de) 1990-08-16

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20091030