JP2000003612A5 - - Google Patents
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- JP2000003612A5 JP2000003612A5 JP1998167430A JP16743098A JP2000003612A5 JP 2000003612 A5 JP2000003612 A5 JP 2000003612A5 JP 1998167430 A JP1998167430 A JP 1998167430A JP 16743098 A JP16743098 A JP 16743098A JP 2000003612 A5 JP2000003612 A5 JP 2000003612A5
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- 230000003287 optical Effects 0.000 claims description 32
- 238000005286 illumination Methods 0.000 claims description 18
- 238000001816 cooling Methods 0.000 claims description 8
- 238000000926 separation method Methods 0.000 claims description 8
- 230000004907 flux Effects 0.000 claims description 5
- 238000005452 bending Methods 0.000 claims description 4
- 230000002093 peripheral Effects 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminum Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 230000000875 corresponding Effects 0.000 claims description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 2
- 238000007664 blowing Methods 0.000 claims 1
- 230000005469 synchrotron radiation Effects 0.000 description 2
- 230000002194 synthesizing Effects 0.000 description 2
Description
【００１７】
【課題を解決するための手段】
上記課題を解決するため、本発明の照明装置は、発光体の放射する光を集光して被照明領域を照明する照明装置であって、
複数の前記発光体と、
前記複数の発光体と同数で対をなし前記発光体の放射光を集光する複数の凹面鏡と、
前記複数の凹面鏡で集光された光がそれぞれ入射し、それぞれの光を所定の方向に反射する反射手段と、
前記反射手段で反射された光が入射し実質上平行な平行光を出射する集光手段と、
複数のレンズから構成され、前記集光手段からの光を複数の光束に分割する第１レンズアレイ板と、
複数のレンズから構成され、前記第１レンズアレイ板からの光が入射する第２レンズアレイ板とを備えた照明装置である。[0017]
[Means for solving problems]
To solve the above problems, the lighting equipment of the present invention, there is focused radiation light of the light emitter to illuminate the illuminated area,
With the plurality of the illuminants
A plurality of concave mirrors that form a pair with the same number of the plurality of light emitters and collect the synchrotron radiation of the light emitters.
A reflecting means in which light collected by the plurality of concave mirrors is incident and reflects each light in a predetermined direction.
A focusing means which is reflected light for emitting collimated light parallel on the real quality incident at said reflecting means,
A first lens array plate composed of a plurality of lenses and dividing the light from the condensing means into a plurality of luminous fluxes.
It is an illuminating device composed of a plurality of lenses and including a second lens array plate into which light from the first lens array plate is incident.
【００１８】
又、本発明の照明装置は、発光体の放射する光を集光して被照明領域を照明する照明装置であって、
複数の前記発光体と、
前記複数の発光体と同数で対をなし前記発光体の放射光を集光する複数の凹面鏡と、
前記複数の凹面鏡で集光された光が入射し、それぞれの光を所定の方向に反射する反射手段と、
前記反射手段で反射された光が入射し実質上平行な平行光を出射する集光手段と、
複数のレンズから構成され、前記集光手段からの光を複数の光束に分割する第１レンズアレイ板と、
複数のレンズから構成され、前記第１のレンズアレイ板からの光が入射する第２レンズアレイ板と、
前記第２レンズアレイ板からの光が入射し自然光を偏光方向が直交する２つの直線偏光に分離する偏光分離手段と、
前記偏光分離手段からの光が入射し前記２つの直線偏光のうち少なくともいずれか一方の偏光方向を回転する偏光回転手段と、
を備えた照明装置である。0018
Also, lighting equipment of the present invention, there is focused radiation light of the light emitter to illuminate the illuminated area,
With the plurality of the illuminants
A plurality of concave mirrors that form a pair with the same number of the plurality of light emitters and collect the synchrotron radiation of the light emitters.
A reflecting means in which light collected by the plurality of concave mirrors is incident and each light is reflected in a predetermined direction,
A focusing means which is reflected light for emitting collimated light parallel on the real quality incident at said reflecting means,
A first lens array plate composed of a plurality of lenses and dividing the light from the condensing means into a plurality of luminous fluxes.
A second lens array plate composed of a plurality of lenses and incident with light from the first lens array plate, and a second lens array plate.
Polarization separation means for separating natural light into two linearly polarized light having orthogonal polarization directions when light from the second lens array plate is incident.
A polarized light rotating means that receives light from the polarized light separating means and rotates in at least one of the two linearly polarized light directions.
It is the irradiation AkiraSo location with a.
【００１９】
又、本発明の照明装置は、上記第 2 レンズアレイ板を構成する前記複数のレンズの同一開口上に、それぞれ前記複数の発光体に対応した像が形成される照明装置である。
又、本発明の照明装置は、上記第 2 レンズアレイ板を構成する複数のレンズは、長軸と短軸を有する矩形状であり、
前記複数の発光体の像が、前記複数のレンズの同一開口上において、前記長軸方向に配列される照明装置である。
又、本発明の照明装置は、上記複数の発光体は２つの発光体であり、
前記第 2 レンズを構成する複数のレンズは、長軸と短軸を有する矩形状であり、
前記２つの発光体の像が、前記複数のレンズの同一開口上において、前記長軸方向に配列される照明装置である。
又、本発明の照明装置は、上記集光手段が、一枚の球面または非球面レンズにより構成されており、
有効径の光軸近傍部から周辺部に沿って前記入射光の光束密度が小さくなるように制御することである照明装置である。0019
Further, the lighting device of the present invention is a lighting device in which images corresponding to the plurality of light emitters are formed on the same aperture of the plurality of lenses constituting the second lens array plate.
Further, in the lighting device of the present invention, the plurality of lenses constituting the second lens array plate have a rectangular shape having a long axis and a short axis.
An illumination device in which images of the plurality of light emitters are arranged in the long axis direction on the same aperture of the plurality of lenses.
Further, in the lighting device of the present invention, the plurality of light emitters are two light emitters.
The plurality of lenses constituting the second lens have a rectangular shape having a major axis and a minor axis, and have a rectangular shape.
An illumination device in which images of the two light emitters are arranged in the long axis direction on the same aperture of the plurality of lenses.
Also, lighting equipment of the present invention, the converging means is constituted by a single spherical or aspherical lens,
Flux density of the incident light along the periphery from the optical axis vicinity of effective diameter of the illuminating device is to control so as to decrease.
【００２０】
又、本発明の照明装置は、上記集光手段が、入力側レンズと出力側レンズにより構成されており、前記入力側レンズは有効径の周辺部について正のパワーを有すると共に光軸近傍部について周辺部よりも緩やかなパワーを有し、前記出力側レンズは有効径の光軸近傍部について正のパワーを有するとともに周辺部について光軸近傍部よりも緩やかなパワーを有し、
有効径の光軸近傍部から周辺部に沿って前記入射光の光束密度が実質上均一になるように制御される照明装置である。0020
Also, lighting equipment of the present invention, the converging means is constituted by the input-side lens and the output side lens, the optical axis vicinity and having a positive power for the peripheral portion of the input-side lens effective diameter The output side lens has a positive power in the vicinity of the optical axis of the effective diameter and has a gentler power in the peripheral portion than in the vicinity of the optical axis.
A lighting device the light flux density of the incident light along the periphery from the optical axis vicinity of effective diameter is controlled to be substantially uniform.
【００２１】
又、本発明の照明装置は、上記入力側レンズと前記出力側レンズの間に光路を折り曲げる平面ミラーを配置した照明装置である。0021.
Also, lighting equipment of the present invention is a lighting device arranged plane mirrors for bending the optical path between the output-side lens and the input-side lens.
【００２２】
又、本発明の照明装置は、上記凹面鏡と前記反射手段の間に光路を折り曲げる平面ミラーを配置した照明装置である。0022.
Also, lighting equipment of the present invention is a lighting device arranged plane mirrors for bending the optical path between the concave mirror and the reflective means.
【００２３】
又、本発明の照明装置は、上記平面ミラーが、赤外光を透過し可視光を反射するコールドミラーである照明装置である。[0023]
Also, lighting equipment of the present invention, the planar mirror, an illumination device is a cold mirror that reflects visible light and transmits infrared light.
【００２４】
又、本発明の照明装置は、上記反射手段が、複数の発光体と同数の反射面を備えた反射プリズムである照明装置である。0024
Also, lighting equipment of the present invention, the reflecting means is a lighting device of reflecting prism having a plurality of light emitters and the same number of reflecting surfaces.
【００２５】
又、本発明の照明装置は、上記反射プリズムの反射面に、アルミニウム膜または誘電体多層膜が蒸着されている照明装置である。0025
Also, lighting equipment of the present invention, the reflecting surface of the reflecting prism, an illumination device aluminum film or a dielectric multilayer film is deposited.
【００２６】
又、本発明の照明装置は、上記反射手段は全反射面を備えた直角プリズムである照明装置である。0026
Also, lighting equipment of the present invention, the reflecting means is a lighting device of a rectangular prism having a total reflection surface.
【００２７】
又、本発明の照明装置は、上記直角プリズムは石英ガラス製である照明装置である。[0027]
Also, lighting equipment of the present invention, the right-angle prism is a lighting device made of quartz glass.
【００２９】
又、本発明の照明装置は、上記偏光分離手段が、複数の偏光分離プリズムを被照明領域の短軸方向に配列してなる偏光分離プリズムアレイである照明装置である。[0029]
Also, lighting equipment of the present invention, the polarized light separating means is a lighting device of the polarization separating prism array formed by arranging a plurality of polarization separating prism in the direction of the minor axis of the area to be illuminated.
【００３０】
又、本発明の投写型表示装置は、照明光を形成する上記照明装置と、
前記照明装置からの光が入射し、映像信号に応じて光学像を形成する１つの画像形成手段と、
前記画像形成手段上に形成された光学像をスクリーン上に投写する投写手段と、
を備えた投写型表示装置である。[0030]
Further, a projection display equipment of the present invention, the upper Symbol illumination apparatus that form a illumination light,
An image forming means that receives light from the lighting device and forms an optical image in response to a video signal.
A projection means for projecting an optical image formed on the image forming means on a screen, and a projection means.
It is a projection type display device equipped with.
【００３１】
又、本発明の投写型表示装置は、照明光としての白色光を形成する上記照明装置と、
前記照明装置からの白色光を赤、緑、青の色成分の光に分離する色分離手段と、
前記色分離手段からの各色光が入射し、映像信号に応じて光学像を形成する３つの画像形成手段と、
前記画像形成手段から出射する赤、緑、青の色光を合成する色合成手段と、
前記画像形成手段上に形成された光学像をスクリーン上に投写する投写手段と、
を備えた投写型表示装置である。0031
Further, a projection display equipment of the present invention, the upper Symbol illumination apparatus that form a white light as the illumination light,
A color separating means for separating white light from the lighting device into light having red, green, and blue color components.
Three image forming means, in which each color light from the color separating means is incident and an optical image is formed according to a video signal,
A color synthesizing means for synthesizing red, green, and blue colored lights emitted from the image forming means, and
A projection means for projecting an optical image formed on the image forming means on a screen, and a projection means.
It is a projection type display device equipped with.
【００３２】
又、本発明の投写型表示装置は、一対の発光体と凹面鏡から構成される複数の光源と、
前記複数の光源からの光が入射し映像信号に応じて光学像を形成する画像形成手段と、
前記画像形成手段上に形成された光学像をスクリーン上に投写する投写手段とが一つの筐体内に納められた投写型表示装置であって、
前記複数の光源は、各々が前記複数の光源と同数で対をなす第１の固定手段により固定されており、
前記第１の固定手段は、各々が第２の固定手段に脱着が可能であり、
前記第２の固定手段は、上記筐体内に取り付けられた第３の固定手段に脱着が可能である投写型表示装置である。[0032]
Further, a projection display equipment of the present invention includes a plurality of light sources consisting of a pair of light emitter and a concave mirror,
An image forming means in which light from the plurality of light sources is incident and an optical image is formed according to a video signal.
A projection type display device in which a projection means for projecting an optical image formed on the image forming means on a screen is housed in one housing.
The plurality of light sources are fixed by a first fixing means, each of which is paired with the same number of the plurality of light sources.
Each of the first fixing means can be attached to and detached from the second fixing means.
The second fixing means is a projection type display device that can be attached to and detached from the third fixing means mounted in the housing.
【００３３】
又、本発明の投写型表示装置は、一対の発光体と凹面鏡から構成される複数の光源と、
前記複数の光源を冷却するための冷却手段と、
前記複数の光源からの光が入射し映像信号に応じて光学像を形成する画像形成手段と、
前記画像形成手段上に形成された光学像をスクリーン上に投写する投写手段とが一つの筐体内に納められた投写型表示装置であって、
前記複数の光源は、各々の光軸がおよそ平行となるように配置されており、
前記冷却手段は、上記複数の光源の配列方向に所望の長さの回転軸を有し、前記回転軸の周りに複数の送風羽ねを備えた投写型表示装置である。0033
Further, a projection display equipment of the present invention includes a plurality of light sources consisting of a pair of light emitter and a concave mirror,
A cooling means for cooling the plurality of light sources and
An image forming means in which light from the plurality of light sources is incident and an optical image is formed according to a video signal.
A projection type display device in which a projection means for projecting an optical image formed on the image forming means on a screen is housed in one housing.
The plurality of light sources are arranged so that their optical axes are substantially parallel to each other.
The cooling means is a projection type display device having a rotation axis having a desired length in the arrangement direction of the plurality of light sources and having a plurality of blower wings around the rotation axis.
【００３４】
又、本発明の投写型表示装置は、上記冷却手段が、クロスフローファンである投写型表示装置である。0034
Further, a projection display equipment of the present invention, the cooling means is a projection type display device is a cross flow fan.
Claims (20)
複数の前記発光体と、
前記複数の発光体と同数で対をなし前記発光体の放射光を集光する複数の凹面鏡と、
前記複数の凹面鏡で集光された光がそれぞれ入射し、それぞれの光を所定の方向に反射する反射手段と、
前記反射手段で反射された光が入射し実質上平行な平行光を出射する集光手段と、
複数のレンズから構成され、前記集光手段からの光を複数の光束に分割する第１レンズアレイ板と、
複数のレンズから構成され、前記第１レンズアレイ板からの光が入射する第２レンズアレイ板とを備えたことを特徴とする照明装置。An illumination device which condenses light emitted by a light emitter and illuminates a region to be illuminated,
A plurality of the light emitters,
A plurality of concave mirrors which are paired in the same number as the plurality of light emitters and which condenses the emitted light of the light emitters;
The light collected by the plurality of concave mirrors respectively enters, and reflecting means for reflecting each light in a predetermined direction;
A focusing means which is reflected light for emitting collimated light parallel on the real quality incident at said reflecting means,
A first lens array plate composed of a plurality of lenses and splitting the light from the focusing means into a plurality of light beams;
An illumination apparatus comprising: a plurality of lenses; and a second lens array plate on which light from the first lens array plate is incident.
複数の前記発光体と、
前記複数の発光体と同数で対をなし前記発光体の放射光を集光する複数の凹面鏡と、
前記複数の凹面鏡で集光された光が入射し、それぞれの光を所定の方向に反射する反射手段と、
前記反射手段で反射された光が入射し実質上平行な平行光を出射する集光手段と、
複数のレンズから構成され、前記集光手段からの光を複数の光束に分割する第１レンズアレイ板と、
複数のレンズから構成され、前記第１のレンズアレイ板からの光が入射する第２レンズアレイ板と、
前記第２レンズアレイ板からの光が入射し自然光を偏光方向が直交する２つの直線偏光に分離する偏光分離手段と、
前記偏光分離手段からの光が入射し前記２つの直線偏光のうち少なくともいずれか一方の偏光方向を回転する偏光回転手段と、
を備えたことを特徴とする照明装置。An illumination device which condenses light emitted by a light emitter and illuminates a region to be illuminated,
A plurality of the light emitters,
A plurality of concave mirrors which are paired in the same number as the plurality of light emitters and which condenses the emitted light of the light emitters;
The light condensed by the plurality of concave mirrors is incident, and reflection means for reflecting each light in a predetermined direction,
A focusing means which is reflected light for emitting collimated light parallel on the real quality incident at said reflecting means,
A first lens array plate composed of a plurality of lenses and splitting the light from the focusing means into a plurality of light beams;
A second lens array plate composed of a plurality of lenses and to which light from the first lens array plate is incident;
Polarization separation means for separating light from the second lens array plate into two linearly polarized lights whose polarization directions are orthogonal to each other;
A polarization rotation unit configured to rotate the polarization direction of at least one of the two linearly polarized lights upon which the light from the polarization separation unit is incident;
Irradiation AkiraSo location, characterized in that it comprises a.
前記複数の発光体の像が、前記複数のレンズの同一開口上において、前記長軸方向に配列されることを特徴とする請求項３記載の照明装置。 The plurality of lenses constituting the second lens array plate have a rectangular shape having a major axis and a minor axis,
The lighting device according to claim 3, wherein the images of the plurality of light emitters are arranged in the long axis direction on the same opening of the plurality of lenses .
前記第 2 レンズを構成する複数のレンズは、長軸と短軸を有する矩形状であり、
前記２つの発光体の像が、前記複数のレンズの同一開口上において、前記長軸方向に配列されることを特徴とする請求項３記載の照明装置。 The plurality of light emitters are two light emitters,
The plurality of lenses constituting the second lens have a rectangular shape having a major axis and a minor axis,
The lighting device according to claim 3, wherein the images of the two light emitters are arranged in the long axis direction on the same opening of the plurality of lenses .
有効径の光軸近傍部から周辺部に沿って前記入射光の光束密度が小さくなるように制御することであることを特徴とする請求項１または２記載の照明装置。The focusing means is constituted by a single spherical or aspheric lens,
It luminous density of the incident light along the periphery from the optical axis vicinity of effective diameter is to control so as to decrease the illumination apparatus according to claim 1 or 2 wherein.
有効径の光軸近傍部から周辺部に沿って前記入射光の光束密度が実質上均一になるように制御されることを特徴とする請求項１または２記載の照明装置。The focusing means is composed of an input side lens and an output side lens, and the input side lens has a positive power at the periphery of the effective diameter and a more moderate power at the vicinity of the optical axis than the periphery. The output lens has a positive power in the vicinity of the optical axis of the effective diameter, and has a slower power in the peripheral portion than in the vicinity of the optical axis,
Flux density of the incident light along the periphery from the optical axis vicinity of effective diameter lighting device according to claim 1 or 2, characterized in that it is controlled to be substantially uniform.
前記照明装置からの光が入射し、映像信号に応じて光学像を形成する１つの画像形成手段と、
前記画像形成手段上に形成された光学像をスクリーン上に投写する投写手段と、
を備えたことを特徴とする投写型表示装置。A lighting device 請 Motomeko 1 or 2, wherein you form illumination light,
One image forming unit that receives light from the lighting device and forms an optical image according to a video signal;
Projection means for projecting an optical image formed on the image forming means onto a screen;
A projection display apparatus characterized by comprising:
前記照明装置からの白色光を赤、緑、青の色成分の光に分離する色分離手段と、
前記色分離手段からの各色光が入射し、映像信号に応じて光学像を形成する３つの画像形成手段と、
前記画像形成手段から出射する赤、緑、青の色光を合成する色合成手段と、
前記画像形成手段上に形成された光学像をスクリーン上に投写する投写手段と、
を備えたことを特徴とする投写型表示装置。A lighting device 請 Motomeko 1 or 2, wherein that form a white light as the illumination light,
Color separation means for separating white light from the lighting device into light of red, green and blue color components;
Three image forming means for receiving each color light from the color separation means and forming an optical image according to a video signal;
Color combining means for combining red, green and blue color lights emitted from the image forming means;
Projection means for projecting an optical image formed on the image forming means onto a screen;
A projection display apparatus characterized by comprising:
前記複数の光源からの光が入射し映像信号に応じて光学像を形成する画像形成手段と、
前記画像形成手段上に形成された光学像をスクリーン上に投写する投写手段とが一つの筐体内に納められた投写型表示装置であって、
前記複数の光源は、各々が前記複数の光源と同数で対をなす第１の固定手段により固定されており、
前記第１の固定手段は、各々が第２の固定手段に脱着が可能であり、
前記第２の固定手段は、前記筐体内に取り付けられた第３の固定手段に脱着が可能である投写型表示装置。A plurality of light sources comprising a pair of light emitters and a concave mirror;
An image forming unit configured to form an optical image according to a video signal upon incidence of light from the plurality of light sources;
A projection type display apparatus in which a projection unit for projecting an optical image formed on the image forming unit onto a screen is housed in one case;
The plurality of light sources are fixed by first fixing means, each of which has the same number as the plurality of light sources,
Each of the first fixing means is detachable to the second fixing means,
The projection type display apparatus, wherein the second fixing means can be attached to and detached from a third fixing means mounted in the housing.
前記複数の光源を冷却するための冷却手段と、
前記複数の光源からの光が入射し映像信号に応じて光学像を形成する画像形成手段と、
前記画像形成手段上に形成された光学像をスクリーン上に投写する投写手段とが一つの筐体内に納められた投写型表示装置であって、
前記複数の光源は、各々の光軸がおよそ平行となるように配置されており、
前記冷却手段は、前記複数の光源の配列方向に所望の長さの回転軸を有し、前記回転軸の周りに複数の送風羽ねを備えた投写型表示装置。A plurality of light sources comprising a pair of light emitters and a concave mirror;
Cooling means for cooling the plurality of light sources;
An image forming unit configured to form an optical image according to a video signal upon incidence of light from the plurality of light sources;
A projection type display apparatus in which a projection unit for projecting an optical image formed on the image forming unit onto a screen is housed in one case;
The plurality of light sources are arranged such that their optical axes are approximately parallel,
The said cooling means is a projection type display apparatus which has a rotating shaft of desired length in the sequence direction of these light sources, and was equipped with several blowing blades around the said rotating shaft.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16743098A JP3581568B2 (en) | 1998-06-15 | 1998-06-15 | Illumination device and projection display device using the same |
| US09/265,412 US6464375B2 (en) | 1998-03-12 | 1999-03-10 | Lens element and illumination optical apparatus and projection display apparatus |
| CNB991038525A CN1178090C (en) | 1998-03-12 | 1999-03-12 | Lens element and illumination optical apparatus and projection display apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16743098A JP3581568B2 (en) | 1998-06-15 | 1998-06-15 | Illumination device and projection display device using the same |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2000003612A JP2000003612A (en) | 2000-01-07 |
| JP2000003612A5 true JP2000003612A5 (en) | 2004-09-30 |
| JP3581568B2 JP3581568B2 (en) | 2004-10-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16743098A Expired - Fee Related JP3581568B2 (en) | 1998-03-12 | 1998-06-15 | Illumination device and projection display device using the same |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3581568B2 (en) |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6585380B2 (en) | 2000-07-19 | 2003-07-01 | Fuji Photo Optical Co., Ltd. | Illumination apparatus and projector type display apparatus using the same |
| JP2002031850A (en) * | 2000-07-19 | 2002-01-31 | Fuji Photo Optical Co Ltd | Illumination device and projection type display device using the same |
| JP2006011114A (en) * | 2004-06-28 | 2006-01-12 | Plus Vision Corp | Projector provided with cooling structure using cross-flow fan |
| JP4539319B2 (en) * | 2004-12-15 | 2010-09-08 | 株式会社日立製作所 | Projection display |
| JP4577064B2 (en) * | 2005-03-30 | 2010-11-10 | ウシオ電機株式会社 | Light irradiation apparatus and light source unit replacement method in light irradiation apparatus |
| JP2007012777A (en) * | 2005-06-29 | 2007-01-18 | Ushio Inc | Light irradiation apparatus |
| JP4477686B2 (en) | 2006-06-02 | 2010-06-09 | パナソニック株式会社 | Illumination optical device and projection display device |
| JP4969649B2 (en) * | 2007-06-21 | 2012-07-04 | パナソニック株式会社 | Light source device and projection display device using the same |
| JP2009109935A (en) | 2007-11-01 | 2009-05-21 | Seiko Epson Corp | Projector |
| JP4553012B2 (en) * | 2008-01-11 | 2010-09-29 | セイコーエプソン株式会社 | projector |
| JP5556020B2 (en) * | 2008-03-19 | 2014-07-23 | セイコーエプソン株式会社 | projector |
| JP2009294639A (en) | 2008-05-02 | 2009-12-17 | Seiko Epson Corp | Illumination device, projector, and illumination method |
| JP4572989B2 (en) | 2008-07-08 | 2010-11-04 | セイコーエプソン株式会社 | Illumination device, projection display device, and optical integrator |
| JP4572961B2 (en) * | 2008-07-09 | 2010-11-04 | セイコーエプソン株式会社 | projector |
| JP5097042B2 (en) * | 2008-07-18 | 2012-12-12 | パナソニック株式会社 | Illumination optical device and projection display device using the same |
| JP2010032944A (en) | 2008-07-31 | 2010-02-12 | Panasonic Corp | Projection display device |
| JP5633138B2 (en) | 2008-12-24 | 2014-12-03 | セイコーエプソン株式会社 | Lighting device and projector |
| JP2010164679A (en) | 2009-01-14 | 2010-07-29 | Panasonic Corp | Projection-type display device |
| JP5428346B2 (en) | 2009-01-15 | 2014-02-26 | セイコーエプソン株式会社 | LIGHTING DEVICE AND PROJECTOR HAVING THE SAME |
| WO2010116427A1 (en) * | 2009-04-08 | 2010-10-14 | 三菱電機株式会社 | Projection display device |
| JP6512435B2 (en) | 2015-04-10 | 2019-05-15 | パナソニックＩｐマネジメント株式会社 | projector |
| JP6830497B2 (en) | 2017-02-03 | 2021-02-17 | シャープＮｅｃディスプレイソリューションズ株式会社 | Light source device and projection type display device |
-
1998
- 1998-06-15 JP JP16743098A patent/JP3581568B2/en not_active Expired - Fee Related
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