JP2010085740A5 - - Google Patents

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JP2010085740A5
JP2010085740A5 JP2008255191A JP2008255191A JP2010085740A5 JP 2010085740 A5 JP2010085740 A5 JP 2010085740A5 JP 2008255191 A JP2008255191 A JP 2008255191A JP 2008255191 A JP2008255191 A JP 2008255191A JP 2010085740 A5 JP2010085740 A5 JP 2010085740A5
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light source
light
wavelength band
base material
source device
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JP2008255191A
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JP5152586B2 (en
JP2010085740A (en
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Claims (9)

回転制御可能な円形状の基材に、励起光を受けて所定の波長帯域光を発光する蛍光体の層が配置されるセグメント領域を複数有する回転板と、
所定の波長帯域の励起光を射出する二個以上の光源体を備えて少なくとも二種の異なる波長帯域光を発射可能とする励起光源と、を備え、
前記回転板には、二種以上の蛍光体の層が配置され、
前記励起光源は、当該光源体の各々が対応する蛍光体の層にのみ励起光を照射するように前記基材の回転に連動して点灯或いは消灯されることを特徴とする光源装置。 A rotary plate having a plurality of segment regions in which a layer of a phosphor that receives excitation light and emits light of a predetermined wavelength band is disposed on a circular base material capable of rotation control,
An excitation light source including two or more light source bodies that emit excitation light of a predetermined wavelength band and capable of emitting light of at least two different wavelength band,
Two or more types of phosphor layers are disposed on the rotating plate,
The light source device is characterized in that the excitation light source is turned on or off in conjunction with rotation of the base material so that each of the light source bodies emits excitation light only to a corresponding phosphor layer. 前記基材は、前記蛍光体の層が配置される側の面には、前記励起光を透過し、且つ、蛍光体が発する波長帯域光を反射するダイクロイック層を有していることを特徴とする請求項１に記載の光源装置。 The base material has a dichroic layer that transmits the excitation light and reflects the wavelength band light emitted from the phosphor on the surface on which the phosphor layer is disposed. The light source device according to claim 1 . 前記基材は、前記蛍光体の層が配置される側とは反対側の面に無反射コート層を有していることを特徴とする請求項１又は請求項２に記載の光源装置。 The substrate is a light source apparatus according to claim 1 or claim 2, characterized in that it has a non-reflective coating layer on a surface opposite to the side where the layer of the phosphor is disposed. 前記基材と同軸として基材と同期した回転制御可能な補助基材が配置され、
該補助基材は、前記基材側の面に前記励起光を反射し、且つ、蛍光体が発する波長帯域光を透過する励起光反射層が前記基材の各セグメント領域に対応して形成されていることを特徴とする請求項１乃至請求項３の何れかに記載の光源装置。 Auxiliary base material capable of rotation control synchronized with the base material as a coaxial with the base material is arranged,
In the auxiliary base material, an excitation light reflecting layer that reflects the excitation light on the surface on the base material side and transmits the wavelength band light emitted from the phosphor is formed corresponding to each segment region of the base material. the light source device according to any one of claims 1 to 3, characterized in that is. 前記基材は、ガラス基材又は透明樹脂基材で形成されることを特徴とする請求項１乃至請求項４の何れかに記載の光源装置。 The substrate is a light source device according to any one of claims 1 to 4, characterized in that it is formed of a glass substrate or transparent resin substrate. 前記基材は、伝熱部材で形成され、蛍光体の層が配置される側の面に反射層が形成されていることを特徴とする請求項１に記載の光源装置。   The light source device according to claim 1, wherein the base material is formed of a heat transfer member, and a reflective layer is formed on a surface on which the phosphor layer is disposed. 複数個のうち少なくとも一個の前記光源体は、青色の波長帯域光を射出し、その他の前記光源体は、紫外領域の波長帯域光を射出することを特徴とする請求項１乃至請求項６の何れかに記載の光源装置。   7. The light source body according to claim 1, wherein at least one of the plurality of light source bodies emits a blue wavelength band light, and the other light source bodies emit a wavelength band light in an ultraviolet region. The light source device according to any one of the above. 前記基材は、赤色の波長帯域光を発光する蛍光体の層が配置されたセグメント領域と、緑色の波長帯域光を発光する蛍光体の層が配置されたセグメント領域と、青色の波長帯域光を発光する蛍光体の層が配置されたセグメント領域と、を有し、前記光源体のうち少なくとも一個は、青色の波長帯域光を前記赤色及び緑色の波長帯域光を発光する蛍光体の層に照射し、前記光源体のうち少なくとも一個は、紫外領域の波長帯域光を前記青色の波長帯域光を発光する蛍光体の層に照射することを特徴とする請求項１乃至請求項７の何れかに記載の光源装置。   The base material includes a segment region in which a phosphor layer emitting red wavelength band light is disposed, a segment region in which a phosphor layer emitting green wavelength band light is disposed, and a blue wavelength band light. A segment region in which a phosphor layer emitting light is disposed, and at least one of the light source bodies emits blue wavelength band light to the phosphor layer emitting red and green wavelength band light. 8. The light source body according to claim 1, wherein at least one of the light source bodies irradiates an ultraviolet wavelength band light to a phosphor layer that emits the blue wavelength band light. The light source device according to 1. 光源装置と、表示素子と、前記光源装置からの光を前記表示素子に導光する光源側光学系と、前記表示素子から射出された画像をスクリーンに投影する投影側光学系と、前記光源装置や表示素子を制御するプロジェクタ制御手段と、を備え、
前記光源装置が、請求項１乃至請求項８の何れかに記載の光源装置であることを特徴とするプロジェクタ。
A light source device, a display element , a light source side optical system that guides light from the light source device to the display element, a projection side optical system that projects an image emitted from the display element onto a screen, and the light source device And a projector control means for controlling the display element,
The projector according to claim 1, wherein the light source device is the light source device according to claim 1.
JP2008255191A 2008-09-30 2008-09-30 Light source device and projector Active JP5152586B2 (en)

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Related Child Applications (1)

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JP2012267960A Division JP5516709B2 (en) 2012-12-07 2012-12-07 Light source device and projector

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JP2010085740A JP2010085740A (en) 2010-04-15
JP2010085740A5 true JP2010085740A5 (en) 2011-11-10
JP5152586B2 JP5152586B2 (en) 2013-02-27

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