KR910001433A - Light source device for spectroscopic white light - Google Patents

Light source device for spectroscopic white light Download PDF

Info

Publication number
KR910001433A
KR910001433A KR1019900009489A KR900009489A KR910001433A KR 910001433 A KR910001433 A KR 910001433A KR 1019900009489 A KR1019900009489 A KR 1019900009489A KR 900009489 A KR900009489 A KR 900009489A KR 910001433 A KR910001433 A KR 910001433A
Authority
KR
South Korea
Prior art keywords
light source
white light
dichroic mirror
source device
condenser lens
Prior art date
Application number
KR1019900009489A
Other languages
Korean (ko)
Inventor
하마다 히로시
Original Assignee
쓰지 하루오
샤프 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 쓰지 하루오, 샤프 가부시끼가이샤 filed Critical 쓰지 하루오
Publication of KR910001433A publication Critical patent/KR910001433A/en

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
    • G02B27/10—Beam splitting or combining systems
    • G02B27/1006—Beam splitting or combining systems for splitting or combining different wavelengths
    • G02B27/102—Beam splitting or combining systems for splitting or combining different wavelengths for generating a colour image from monochromatic image signal sources
    • G02B27/1046—Beam splitting or combining systems for splitting or combining different wavelengths for generating a colour image from monochromatic image signal sources for use with transmissive spatial light modulators
    • 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
    • G02B27/10—Beam splitting or combining systems
    • G02B27/14—Beam splitting or combining systems operating by reflection only
    • G02B27/149—Beam splitting or combining systems operating by reflection only using crossed beamsplitting surfaces, e.g. cross-dichroic cubes or X-cubes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3102—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators
    • H04N9/3105—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying all colours simultaneously, e.g. by using two or more electronic spatial light modulators
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3197—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using light modulating optical valves

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Projection Apparatus (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Liquid Crystal (AREA)

Abstract

내용 없음No content

Description

백색광을 복수색으로 분광하는 광원장치Light source device for spectroscopic white light

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명의 1실시예의 광원장치를 표시하는 단면도1 is a cross-sectional view showing a light source device according to an embodiment of the present invention.

제2도는 광원장치를 사용하는 투영형 칼라화상표시장치의 평면도2 is a plan view of a projection color image display device using a light source device.

제3도는 제2도에 표시되는 투영형 칼라화상표시장치의 정면도3 is a front view of the projection color image display device shown in FIG.

제4도는 누영형 칼라화상표시장치의 측면도4 is a side view of a leaky color image display device

Claims (4)

백색광원과 가시광의 1부의 파장영역을 선택적으로 투과하고 타의 파장영역의 광을, 반사하고 상기 백색광원에 관하여 대행하도록 배치되어 투과파장 영역이 상호 다르도록 선택되어 있는 적어도 2개의 다이크로익 미러와 상기 다이크로익 미러도 각각 결합되는 콘덴서 렌즈를 포함하고 상기 다이크로익미러에 의해 반사된 광이 상기 백색광원에 되돌아오게 구성된 것을 특징으로 하는 백색광을 복수색으로 분광하는 광원장치.At least two dichroic mirrors which selectively transmit one wavelength region of the white light source and the visible light and reflect light of the other wavelength region, and are opposed to the white light source so that the transmission wavelength region is selected to be different from each other; And a dichroic mirror each coupled to the dichroic mirror, wherein the light reflected by the dichroic mirror is configured to return to the white light source. 재1항에 있어서, 상기 다이크로익 미러는 구면상으로 형성되어 상기 콘덴서렌즈는 상기 다이크로익 미러에 관해 상기 백색광원에서 멀어진 위치에 배치되는 것을 특징으로 하는 백색광을 복수색으로 분광하는 광원장치.The light source apparatus of claim 1, wherein the dichroic mirror is formed in a spherical shape, and the condenser lens is disposed at a position away from the white light source with respect to the dichroic mirror. . 제1항에 있어서 상기 콘덴서 렌즈의 백색광언측의 표면이 구면상이고 그 구면상의 표면에 상기 다이크로익 미러가 형성되는 것을 특징으로 하는 백색광을 복수색으로 분광하는 광원장치.A light source device for spectroscopy of white light in multiple colors according to claim 1, characterized in that the surface of the white light side of the condenser lens is spherical and the dichroic mirror is formed on the surface of the spherical surface. 제1항에 있어서, 상기 다이크로익미러를 상기 콘덴서렌즈보다도 상기 백색광원에서 멀어진 위치에 배치하고 상기 다이크로익 미러는 상기 콘덴서렌즈의 광축에 수직인 평판상으로 형성되는 것을 특징으로 하는 백색광을 복수색으로 본광하는 광원장치.2. The white light of claim 1, wherein the dichroic mirror is disposed at a position farther from the white light source than the condenser lens, and the dichroic mirror is formed into a flat plate perpendicular to the optical axis of the condenser lens. A light source device for realizing a plurality of colors. ※참고사항:최초출원 내용의 의하여 공개하는 것임.※ Note: It is to be disclosed by the contents of the first application.
KR1019900009489A 1989-06-27 1990-06-26 Light source device for spectroscopic white light KR910001433A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP1-166024 1989-06-27
JP16602489 1989-06-27
JP342108 1989-12-27
JP1342108A JPH0774862B2 (en) 1989-06-27 1989-12-27 Light source device that splits white light into multiple colors

Publications (1)

Publication Number Publication Date
KR910001433A true KR910001433A (en) 1991-01-30

Family

ID=15823520

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900009489A KR910001433A (en) 1989-06-27 1990-06-26 Light source device for spectroscopic white light

Country Status (2)

Country Link
JP (1) JPH0774862B2 (en)
KR (1) KR910001433A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20010045715A (en) * 1999-11-06 2001-06-05 윤종용 Color projector

Also Published As

Publication number Publication date
JPH03109520A (en) 1991-05-09
JPH0774862B2 (en) 1995-08-09

Similar Documents

Publication Publication Date Title
US6280054B1 (en) Image generator having an improved illumination system
KR900016787A (en) Liquid Crystal Display Device and Display Cell
ATE384281T1 (en) IMAGE DISPLAY DEVICE AND IMAGE RECORDING APPARATUS
KR960020459A (en) Optical system of reflective liquid crystal projection device
KR20010005770A (en) Head-mounted display
KR960036632A (en) Display device
US7210840B2 (en) Rod-shaped light transmission body, illuminating device, and liquid crystal display device
US6301026B1 (en) Holographic illumination device
US20020051094A1 (en) Aperture element for video projector and video projector using the same aperture element
US6817719B2 (en) Array for projecting a polyciiromatic image on a projection surface
KR100636089B1 (en) Reflection type color projector
KR940017820A (en) Color display
KR940023223A (en) Projection Image Display
KR920018634A (en) Direct view type image display device
KR910001433A (en) Light source device for spectroscopic white light
KR960020451A (en) Projection Image Display
KR860002024A (en) Two-way simultaneous observation device for penetrating object
KR100304621B1 (en) Image illumination device for head mounted display
KR910021145A (en) Projection type liquid crystal display
KR970057642A (en) Optical system of projection image display device
KR950028499A (en) Projection Image Display
KR950035376A (en) Projection type image display device
KR940022132A (en) Single-Phase Liquid Crystal Display Projector
KR930022874A (en) LCD Projector
KR19990011537A (en) Lighting equipment for LCD projectors

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E902 Notification of reason for refusal
E601 Decision to refuse application