KR840006591A - 광학필터 - Google Patents

광학필터 Download PDF

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Publication number
KR840006591A
KR840006591A KR1019830004995A KR830004995A KR840006591A KR 840006591 A KR840006591 A KR 840006591A KR 1019830004995 A KR1019830004995 A KR 1019830004995A KR 830004995 A KR830004995 A KR 830004995A KR 840006591 A KR840006591 A KR 840006591A
Authority
KR
South Korea
Prior art keywords
optical filter
transparent plate
separation
vertical
separation direction
Prior art date
Application number
KR1019830004995A
Other languages
English (en)
Other versions
KR860001200B1 (ko
Inventor
요시찌 오오다께
Original Assignee
신지 이찌로
니뽕빅터 가부시끼가이샤
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 신지 이찌로, 니뽕빅터 가부시끼가이샤 filed Critical 신지 이찌로
Publication of KR840006591A publication Critical patent/KR840006591A/ko
Application granted granted Critical
Publication of KR860001200B1 publication Critical patent/KR860001200B1/ko

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/10—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from different wavelengths
    • H04N23/13—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from different wavelengths with multiple sensors
    • H04N23/16—Optical arrangements associated therewith, e.g. for beam-splitting or for colour correction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/10—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from different wavelengths
    • H04N23/12—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from different wavelengths with one sensor only

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Color Television Image Signal Generators (AREA)
  • Polarising Elements (AREA)

Abstract

내용 없음

Description

광학필터
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제4도는 본 발명이 되는 광학필터의 일실시예의 구성을 도시하는 사시도.
제5도는 본 발명 광학 필터의 각 구성 요소의 광점분리방향을 도시하는 도면.
제6A도 내지 제6C도는 각각 제4도의 광학필터에서의 광점 분리상태를 각 구성요소마다 분리하여 도시한 도면.

Claims (2)

  1. 수평의 분리 방향을 가진 수평분리 복굴절 투명판과 45°방향으로 분리방향을 가진 45°분리 복굴절 투명판 및, 수직의 분리방향을 가진 수직 분리굴절 투명판을 중합시켜서 구성한 것을 특징으로하는 광학필터.
  2. 제1항에 의한 광학필터에 있어서, 45°분리복굴절 투명판 그 수직 분리복굴절 투명판은 수직방향 MTF특성곡선이 색비트 발생최대 허용점을 통과하는 곡선이 되도록한 두께 치수를 가지는 것을 특징으로하는 광학필터.
    ※참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019830004995A 1982-10-22 1983-10-21 광학필터 KR860001200B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP185488 1982-10-22
JP57-185488 1982-10-22
JP57185488A JPS5975222A (ja) 1982-10-22 1982-10-22 光学フイルタ

Publications (2)

Publication Number Publication Date
KR840006591A true KR840006591A (ko) 1984-11-30
KR860001200B1 KR860001200B1 (ko) 1986-08-25

Family

ID=16171643

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019830004995A KR860001200B1 (ko) 1982-10-22 1983-10-21 광학필터

Country Status (6)

Country Link
US (1) US4539584A (ko)
JP (1) JPS5975222A (ko)
KR (1) KR860001200B1 (ko)
DE (1) DE3338317C2 (ko)
FR (1) FR2535138B1 (ko)
GB (1) GB2131648B (ko)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0620316B2 (ja) * 1982-05-17 1994-03-16 株式会社日立製作所 撮像光学系
JPS60164719A (ja) * 1984-02-07 1985-08-27 Sony Corp 光学的ローパスフィルタ
JPH06100733B2 (ja) * 1984-05-17 1994-12-12 株式会社東芝 空間周波数フイルタ
DE3515020A1 (de) * 1984-04-28 1985-11-07 Kabushiki Kaisha Toshiba, Kawasaki, Kanagawa Ortsfrequenzfilter
JPH0668586B2 (ja) * 1984-04-28 1994-08-31 株式会社東芝 カラ−固体撮像装置
JPH0772769B2 (ja) * 1984-09-26 1995-08-02 ソニー株式会社 固体撮像装置
JPS6183517A (ja) * 1984-09-29 1986-04-28 Olympus Optical Co Ltd ロ−パスフイルタ−
GB2181568B (en) * 1984-12-20 1988-08-03 Le I Tochnoj Mekhaniki Optiki Optical system of television camera
JPS61260788A (ja) * 1985-05-14 1986-11-18 Victor Co Of Japan Ltd 光学フイルタ
JPS61261988A (ja) * 1985-05-15 1986-11-20 Victor Co Of Japan Ltd 光学フイルタ
DE3686358T2 (de) * 1985-05-27 1993-02-25 Sony Corp Optischer tiefpassfilter fuer eine festkoerper-farbkamera.
US4626919A (en) * 1985-06-24 1986-12-02 Hughes Aircraft Company Apparatus for de-emphasizing low spatial frequencies in optical imaging systems
JPS6224202A (ja) * 1985-07-25 1987-02-02 Victor Co Of Japan Ltd 光学フイルタ
US4720637A (en) * 1986-06-19 1988-01-19 Polaroid Corporation Electro-optical imaging system and lens therefor
US5237446A (en) * 1987-04-30 1993-08-17 Olympus Optical Co., Ltd. Optical low-pass filter
JPH031710Y2 (ko) * 1987-06-25 1991-01-18
US5477381A (en) * 1989-02-02 1995-12-19 Canon Kabushiki Kaisha Image sensing apparatus having an optical low-pass filter
JP2507041B2 (ja) * 1989-04-28 1996-06-12 松下電器産業株式会社 光学的ロ―パスフィルタ
JP2744323B2 (ja) * 1990-03-30 1998-04-28 キヤノン株式会社 光学的ローパスフィルター
US5691830A (en) * 1991-10-11 1997-11-25 International Business Machines Corporation Holographic optical system including waveplate and aliasing suppression filter
JPH0969967A (ja) * 1995-08-31 1997-03-11 Sony Corp 撮像装置
US6327085B1 (en) * 1998-03-31 2001-12-04 Nikon Corporation Optical filter and optical device provided with this optical filter
US6963448B1 (en) 1999-11-19 2005-11-08 Canon Kabushiki Kaisha Optical low-pass filter, and image sensing unit and apparatus using the same
JP2007093900A (ja) 2005-09-28 2007-04-12 Canon Inc 光学素子およびそれを有する撮像装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS517381B1 (ko) * 1970-10-14 1976-03-06
JPS4837188Y2 (ko) * 1971-04-03 1973-11-06
GB1499684A (en) * 1974-06-20 1978-02-01 Westinghouse Electric Corp High power laser mirror
JPS5850336B2 (ja) * 1975-04-29 1983-11-10 ソニー株式会社 光学的ロ−パスフィルタ
JPS5266449A (en) * 1975-11-28 1977-06-01 Sony Corp Optical filter
JPS5445152A (en) * 1977-09-17 1979-04-10 Victor Co Of Japan Ltd Optical comb type filter
JPS5739683A (en) * 1980-08-21 1982-03-04 Sony Corp Color image sensor

Also Published As

Publication number Publication date
DE3338317A1 (de) 1984-05-03
GB8328330D0 (en) 1983-11-23
GB2131648A (en) 1984-06-20
JPS6257013B2 (ko) 1987-11-28
JPS5975222A (ja) 1984-04-27
FR2535138B1 (fr) 1989-04-21
DE3338317C2 (de) 1986-04-17
FR2535138A1 (fr) 1984-04-27
GB2131648B (en) 1986-05-14
KR860001200B1 (ko) 1986-08-25
US4539584A (en) 1985-09-03

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