KR940022167A - 조리개장치 - Google Patents

조리개장치 Download PDF

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Publication number
KR940022167A
KR940022167A KR1019940005117A KR19940005117A KR940022167A KR 940022167 A KR940022167 A KR 940022167A KR 1019940005117 A KR1019940005117 A KR 1019940005117A KR 19940005117 A KR19940005117 A KR 19940005117A KR 940022167 A KR940022167 A KR 940022167A
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KR
South Korea
Prior art keywords
transparent electrode
electrode group
transparent
optical system
effective diameter
Prior art date
Application number
KR1019940005117A
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English (en)
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KR100320133B1 (ko
Inventor
고이치 이세
야수오 니시다
아키오 야수다
Original Assignee
오오가 노리오
소니 가부시끼가이샤
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Publication of KR940022167A publication Critical patent/KR940022167A/ko
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Publication of KR100320133B1 publication Critical patent/KR100320133B1/ko

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    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/15—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on an electrochromic effect
    • G02F1/163—Operation of electrochromic cells, e.g. electrodeposition cells; Circuit arrangements therefor
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/15—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on an electrochromic effect
    • G02F1/153—Constructional details
    • G02F1/155—Electrodes
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/15—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on an electrochromic effect
    • G02F1/153—Constructional details
    • G02F1/1533—Constructional details structural features not otherwise provided for
    • 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
    • G03B9/00—Exposure-making shutters; Diaphragms

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Diaphragms For Cameras (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)

Abstract

본 발명의 목적은 투명상태에 있어서는 충분한 광투과율이 유지되는 동시에 차광상태에 있어서는 차광특성이 높고 전체로서 소형의 조리개장치를 제공한다.
본 발명의 구성은 전압을 인가함으로써 광투과특성이 변화하는 일렉트로크로믹소자(11)와 이 일렉트로크로믹소자(11)를 좁아지도록 하여 설치하여 각각 복수의 투명전극(14a 내지 14d, 15a 내지 15d)을 동심형으로 배열하여 되는 제1투명전극군(14) 및 제2투명전극군(15)과 이들 투면전극군의 가장바깥둘레부에 설치되는 동시에 쌍극을 구성하는 제3전극(16)을 구비한다.

Description

조리개장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 제1실시예로서 나타내는 조리개장치의 종단면도이다.
제2도는 본 발명의 제1실시예로서 나타내는 조리개장치의 정면도이다.
제3도는 상기 조리개장치를 구비한 촬상렌즈계의 구성도이다.
제4도는 본 발명의 제2실시예로서 나타내는 조리개장치의 종단면도이다.
제5도는 상기 조리개장치를 구비한 촬상렌즈계의 구성도이다.
제6도는 본 발명의 제3실시예로서 나타내는 조리개장치를 구비한 프론트 아이리스형 촬상렌즈계의 주요부분 구성도이다.

Claims (4)

  1. 전압을 인가함으로써 광투과특성이 변화하는 일렉트로크로믹소자와, 이 일렉트로크로믹소자를 좁아지도록 하여 설치되는 각각 복수의 투명전극을 동심형으로 배열하여 되는 제1투명전극군 및 제2투명전극군과, 상기 제1투명전극군 및 제2투명전극군의 쌍극을 구성하는 제3전극을 포함하고, 상기 제3전극은 상기 제1투명전극군 및 제2투명전극군의 가장바깥둘레측으로 설치하도록 구성된 것을 특징으로 하는 조리개 장치.
  2. 전압을 인가함으로써 광투과특성이 변화하는 일렉트로크로믹소자와, 이 일렉트로크로믹소자를 좁아지도록 하여 광학계의 유효지름내에 설치되는 각각 복수의 투명전극을 동심형으로 배열하여 되는 제1투명전극군 및 제2투명전극군과, 상기 제1투명전극군 및 제2투명전극군의 쌍극을 구성하는 제3의 전극을 포함하고, 상기 제3전극은 상기 제1투명전극군 및 제2투명전극군의 가장바깥둘레부측에 있어서 광학계의 유효지름외에 설치하도록 구성된 것을 특징으로 하는 조리개 장치.
  3. 제2항에 있어서, 광학계의 유효지름외에 각각 설치한 제1투명전극군 및 제2투명전극군의 쌍극을 이루는 제3전극은 제1투명전극군 및 제2투명전극군에 대하여 광축방향으로 절곡되어 설치되도록 구성된 것을 특징으로 하는 조리개장치.
  4. 제3항에 있어서, 광학계의 유효지름외에 광축방향으로 절곡되어 각각 설치된 제3전극은 제1투명전극군 및 제2투명전극군에 대하여 광축방향과 평행하게 절곡되어 설치되도록 구성된 것을 특징으로 하는 조리개장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019940005117A 1993-03-19 1994-03-15 조리개장치 KR100320133B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP93-060753 1993-03-19
JP06075393A JP3194312B2 (ja) 1993-03-19 1993-03-19 絞り装置

Publications (2)

Publication Number Publication Date
KR940022167A true KR940022167A (ko) 1994-10-20
KR100320133B1 KR100320133B1 (ko) 2002-03-20

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019940005117A KR100320133B1 (ko) 1993-03-19 1994-03-15 조리개장치

Country Status (8)

Country Link
US (1) US5471339A (ko)
EP (1) EP0616242B1 (ko)
JP (1) JP3194312B2 (ko)
KR (1) KR100320133B1 (ko)
CN (1) CN1052546C (ko)
CA (1) CA2119303C (ko)
DE (1) DE69407453T2 (ko)
MY (1) MY112236A (ko)

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CN112394576B (zh) * 2019-08-15 2023-01-06 华为技术有限公司 一种摄像模组、电子设备
CN110543055A (zh) * 2019-09-27 2019-12-06 Oppo广东移动通信有限公司 电子设备、摄像头模组、电致变色元件及其制备方法
CN110989261A (zh) * 2019-12-27 2020-04-10 Oppo广东移动通信有限公司 电子设备、摄像头模组、电致变色元件及其制备方法
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CN114609843A (zh) * 2022-03-07 2022-06-10 江西晶浩光学有限公司 一种可变光圈、摄像模组及电子设备

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Also Published As

Publication number Publication date
EP0616242A1 (en) 1994-09-21
CA2119303A1 (en) 1994-09-20
DE69407453D1 (de) 1998-02-05
US5471339A (en) 1995-11-28
KR100320133B1 (ko) 2002-03-20
CN1052546C (zh) 2000-05-17
DE69407453T2 (de) 1998-04-16
JPH06273806A (ja) 1994-09-30
EP0616242B1 (en) 1997-12-29
CA2119303C (en) 2003-06-10
JP3194312B2 (ja) 2001-07-30
CN1100205A (zh) 1995-03-15
MY112236A (en) 2001-05-31

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