KR900012481A - 줌렌즈용의 자동초점 조정시스템 - Google Patents

줌렌즈용의 자동초점 조정시스템

Info

Publication number
KR900012481A
KR900012481A KR1019890001095A KR890001095A KR900012481A KR 900012481 A KR900012481 A KR 900012481A KR 1019890001095 A KR1019890001095 A KR 1019890001095A KR 890001095 A KR890001095 A KR 890001095A KR 900012481 A KR900012481 A KR 900012481A
Authority
KR
South Korea
Prior art keywords
focus adjustment
adjustment system
automatic focus
zoom lenses
zoom
Prior art date
Application number
KR1019890001095A
Other languages
English (en)
Other versions
KR970007407B1 (ko
Inventor
박홍철
Original Assignee
엘지전자 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 엘지전자 주식회사 filed Critical 엘지전자 주식회사
Priority to KR1019890001095A priority Critical patent/KR970007407B1/ko
Publication of KR900012481A publication Critical patent/KR900012481A/ko
Application granted granted Critical
Publication of KR970007407B1 publication Critical patent/KR970007407B1/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
    • G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
    • G03B13/32—Means for focusing
    • G03B13/34—Power focusing
    • G03B13/36—Autofocus systems
    • 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
    • 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)
  • Automatic Focus Adjustment (AREA)
  • Lens Barrels (AREA)
KR1019890001095A 1989-01-31 1989-01-31 줌렌즈용의 자동초점 조정시스템 KR970007407B1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019890001095A KR970007407B1 (ko) 1989-01-31 1989-01-31 줌렌즈용의 자동초점 조정시스템

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019890001095A KR970007407B1 (ko) 1989-01-31 1989-01-31 줌렌즈용의 자동초점 조정시스템

Publications (2)

Publication Number Publication Date
KR900012481A true KR900012481A (ko) 1990-08-04
KR970007407B1 KR970007407B1 (ko) 1997-05-08

Family

ID=19283499

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890001095A KR970007407B1 (ko) 1989-01-31 1989-01-31 줌렌즈용의 자동초점 조정시스템

Country Status (1)

Country Link
KR (1) KR970007407B1 (ko)

Also Published As

Publication number Publication date
KR970007407B1 (ko) 1997-05-08

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Legal Events

Date Code Title Description
A201 Request for examination
G160 Decision to publish patent application
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20020430

Year of fee payment: 6

LAPS Lapse due to unpaid annual fee