NL1001174A1 - Camera van het autofocusseringstype met een integrale optische zoeker met een polariserende bundelverdeler. - Google Patents

Camera van het autofocusseringstype met een integrale optische zoeker met een polariserende bundelverdeler.

Info

Publication number
NL1001174A1
NL1001174A1 NL1001174A NL1001174A NL1001174A1 NL 1001174 A1 NL1001174 A1 NL 1001174A1 NL 1001174 A NL1001174 A NL 1001174A NL 1001174 A NL1001174 A NL 1001174A NL 1001174 A1 NL1001174 A1 NL 1001174A1
Authority
NL
Netherlands
Prior art keywords
autofocusing
beam splitter
polarizing beam
type camera
optical viewfinder
Prior art date
Application number
NL1001174A
Other languages
English (en)
Other versions
NL1001174C2 (nl
Inventor
Man Hyung Lee
Original Assignee
Lg Electronics Inc
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 Lg Electronics Inc filed Critical Lg Electronics Inc
Publication of NL1001174A1 publication Critical patent/NL1001174A1/nl
Application granted granted Critical
Publication of NL1001174C2 publication Critical patent/NL1001174C2/nl

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
    • G02B27/283—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising used for beam splitting or combining
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/14—Viewfinders
    • G02B23/145—Zoom viewfinders
    • 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
    • G02B7/021—Mountings, adjusting means, or light-tight connections, for optical elements for lenses for more than one lens
    • 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
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/18—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors
    • G02B7/182—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors for mirrors
    • G02B7/1821—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors for mirrors for rotating or oscillating mirrors
    • 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
    • G03B19/00—Cameras
    • G03B19/18—Motion-picture cameras
    • G03B19/20—Reflex cameras

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Astronomy & Astrophysics (AREA)
  • Studio Devices (AREA)
  • Lenses (AREA)
  • Automatic Focus Adjustment (AREA)
  • Viewfinders (AREA)
NL1001174A 1994-09-12 1995-09-11 Camera van het autofocusseringstype met een integrale optische zoeker met een polariserende bundelverdeler. NL1001174C2 (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR19940022934 1994-09-12
KR1019940022934A KR0133444B1 (ko) 1994-09-12 1994-09-12 광학식 뷰파인더를 일체화한 줌 렌즈계의 역광유입방지장치

Publications (2)

Publication Number Publication Date
NL1001174A1 true NL1001174A1 (nl) 1996-03-12
NL1001174C2 NL1001174C2 (nl) 1998-08-18

Family

ID=19392546

Family Applications (1)

Application Number Title Priority Date Filing Date
NL1001174A NL1001174C2 (nl) 1994-09-12 1995-09-11 Camera van het autofocusseringstype met een integrale optische zoeker met een polariserende bundelverdeler.

Country Status (2)

Country Link
KR (1) KR0133444B1 (nl)
NL (1) NL1001174C2 (nl)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT317679B (de) * 1972-02-18 1974-09-10 Eumig Kamera
US3914034A (en) * 1973-09-14 1975-10-21 Canon Kk Camera system, especially motion picture camera system with interchangeable lenses
JPH0530396A (ja) * 1991-07-24 1993-02-05 Chinon Ind Inc カメラのフアインダ装置
JPH05154106A (ja) * 1991-11-29 1993-06-22 Asahi Optical Co Ltd 視線検出装置

Also Published As

Publication number Publication date
KR960011539A (ko) 1996-04-20
KR0133444B1 (ko) 1998-04-23
NL1001174C2 (nl) 1998-08-18

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Legal Events

Date Code Title Description
AD1A A request for search or an international type search has been filed
RD2N Patents in respect of which a decision has been taken or a report has been made (novelty report)

Effective date: 19980617

PD2B A search report has been drawn up
VD1 Lapsed due to non-payment of the annual fee

Effective date: 20000401