KR910005657A - 비데오 카메라용 줌렌즈(zoom lens) - Google Patents

비데오 카메라용 줌렌즈(zoom lens) Download PDF

Info

Publication number
KR910005657A
KR910005657A KR1019890012536A KR890012536A KR910005657A KR 910005657 A KR910005657 A KR 910005657A KR 1019890012536 A KR1019890012536 A KR 1019890012536A KR 890012536 A KR890012536 A KR 890012536A KR 910005657 A KR910005657 A KR 910005657A
Authority
KR
South Korea
Prior art keywords
lens
fwide
convex
section
video camera
Prior art date
Application number
KR1019890012536A
Other languages
English (en)
Other versions
KR950007864B1 (ko
Inventor
성평용
Original Assignee
강진구
삼성전자 주식회사
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 강진구, 삼성전자 주식회사 filed Critical 강진구
Priority to KR1019890012536A priority Critical patent/KR950007864B1/ko
Publication of KR910005657A publication Critical patent/KR910005657A/ko
Application granted granted Critical
Publication of KR950007864B1 publication Critical patent/KR950007864B1/ko

Links

Classifications

    • 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
    • G03B17/00—Details of cameras or camera bodies; Accessories therefor
    • G03B17/02—Bodies
    • G03B17/12—Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B15/00—Optical objectives with means for varying the magnification
    • G02B15/14—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective
    • G02B15/145—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective having five groups only
    • G02B15/1455—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective having five groups only the first group being negative
    • G02B15/145525—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective having five groups only the first group being negative arranged ---++
    • 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
    • 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
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B2003/0093—Simple or compound lenses characterised by the shape
    • 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)
  • Optics & Photonics (AREA)
  • Lenses (AREA)

Abstract

내용 없음

Description

비디오 카메라용 줌렌즈(ZOOM LENS)
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명에 따른 줌렌즈의 구성도.

Claims (1)

  1. 물체(1)위치로부터 포커스부(3)와 변배부(4), 보상부(5), 결상부(6), 평행평면판(7) 및 CCD(2)가 조합되어지되, 상기 포커스부(3)는 접합렌즈인 오목렌즈(11)와 볼록렌즈(12) 및 단렌즈인 볼록렌즈(13)로 구성되고, 변배부(4)는 단렌즈인 오목렌즈(14)및 오목렌즈(15)와 볼록렌즈(16)의 하나 접합렌즈로 구성되며, 보상부(5)는 오목렌즈(17)이고, 결상부(6)는 결상전부(8)를 이루는 두개의 볼록렌즈(18,18′)와 하나의 오목렌즈(19)와 경상후부(9)를 이루는 두개의 볼록렌즈(20,22)와 하나의 오목렌즈(21)로 구성되며, 상기 결상전부(8)의 볼록렌즈(18,18′)사이에 스톱(10)이 설치되어 이루어진 비디오 카메라용 줌렌즈에 있어서,
    ① 0.05≤D17/fwide≤0.11
    ② 0.05≤D23/fwide≤0.10
    ③ 0.29≤D21/fwide≤0.40
    ④ 12.50≤TL/fwide≤12.80
    ⑤ 1.90≤R17/R18≤2.50
    ⑥ 1.35≤R21/R22≤1.45 의 값으로 구성시킨 것을 특징으로 하는 비디오 카메라용 줌렌즈.
    단, Ri(i=102…n)은 물체로부터 i번째 렌즈면의 곡률반경(Di)(i=1,2…n)은 i번째면에서 다음면사이의 렌즈두께, 또는 공기간격 TL은 제1렌즈 첫면에서 마지막 렌즈면까지의 거리 fwide는 줌단계중 광각단계(wide)에서의 촛점거리이다.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019890012536A 1989-08-31 1989-08-31 비데오 카메라용 줌렌즈(zoom lens) KR950007864B1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019890012536A KR950007864B1 (ko) 1989-08-31 1989-08-31 비데오 카메라용 줌렌즈(zoom lens)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019890012536A KR950007864B1 (ko) 1989-08-31 1989-08-31 비데오 카메라용 줌렌즈(zoom lens)

Publications (2)

Publication Number Publication Date
KR910005657A true KR910005657A (ko) 1991-03-30
KR950007864B1 KR950007864B1 (ko) 1995-07-20

Family

ID=19289482

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890012536A KR950007864B1 (ko) 1989-08-31 1989-08-31 비데오 카메라용 줌렌즈(zoom lens)

Country Status (1)

Country Link
KR (1) KR950007864B1 (ko)

Also Published As

Publication number Publication date
KR950007864B1 (ko) 1995-07-20

Similar Documents

Publication Publication Date Title
US5095326A (en) Kepler-type erect image viewfinder and erecting prism
KR960015066A (ko) 스테레오 카메라
SE9701813D0 (sv) Stereo camera
US3990785A (en) Anamorphic zoom lens
KR970002389A (ko) 줌(zoom)렌즈 광학계
US4262305A (en) TV Camera
KR910005657A (ko) 비데오 카메라용 줌렌즈(zoom lens)
KR960705245A (ko) 광각 대물렌즈 시스템(Wide angle objective system)
KR910016189A (ko) 칼라비데오카메라용 줌렌즈(zoom lens)
RU2067309C1 (ru) Афокальная насадка
JPH0420165B2 (ko)
KR970022391A (ko) 변배 파인더
SU538320A1 (ru) Зеркально-линзовый объектив
JPS58129411A (ja) リアフオ−カスコンバ−ジヨンレンズ
KR970007409A (ko) 헤드 분리형 시시디 카메라 흑백 전용 렌즈
SU478279A1 (ru) Зеркально-линзовый объектив
SU1046729A1 (ru) Объектив с переменным фокусным рассто нием
SU723479A1 (ru) Телеобъектив
JPH0430563B2 (ko)
KR960029822A (ko) 헤드 분리형 시시디 카메라의 스탠다드 타입 렌즈
SU681407A1 (ru) Фотографический объектив
SU1208527A1 (ru) Светосильный объектив (его варианты)
SU857906A1 (ru) Светосильный гидрообъектив с вынесенным входным зрачком
SU1647504A1 (ru) Оптическа система киноаппарата с непрерывным движением кинопленки
JPS56110914A (en) Bright wide-angle lens for small-sized color video camera

Legal Events

Date Code Title Description
PA0109 Patent application

Patent event code: PA01091R01D

Comment text: Patent Application

Patent event date: 19890831

PG1501 Laying open of application
A201 Request for examination
PA0201 Request for examination

Patent event code: PA02012R01D

Patent event date: 19920323

Comment text: Request for Examination of Application

Patent event code: PA02011R01I

Patent event date: 19890831

Comment text: Patent Application

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

Comment text: Notification of reason for refusal

Patent event date: 19950221

Patent event code: PE09021S01D

G160 Decision to publish patent application
PG1605 Publication of application before grant of patent

Comment text: Decision on Publication of Application

Patent event code: PG16051S01I

Patent event date: 19950624

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

Patent event code: PE07011S01D

Comment text: Decision to Grant Registration

Patent event date: 19951013

GRNT Written decision to grant
PR0701 Registration of establishment

Comment text: Registration of Establishment

Patent event date: 19951121

Patent event code: PR07011E01D

PR1002 Payment of registration fee

Payment date: 19951121

End annual number: 3

Start annual number: 1

FPAY Annual fee payment

Payment date: 19970829

Year of fee payment: 6

PR1001 Payment of annual fee

Payment date: 19970829

Start annual number: 4

End annual number: 6

LAPS Lapse due to unpaid annual fee
PC1903 Unpaid annual fee