JP2013117705A5

JP2013117705A5 -

Info

Publication number: JP2013117705A5
Application number: JP2011269797A
Authority: JP
Filing date: 2011-12-09
Publication date: 2014-11-27
Anticipated expiration: 2031-12-09

Description

第１の特徴に係る光源装置は、所定色成分光を出射する光源（光源１０Ｂ）と、前記光源から出射された前記所定色成分光の一部の領域の光を反射すると共に、他の領域の光を透過させる分離光学素子（例えば、ミラー３２１）と、前記分離光学素子で反射或いは、前記分離光学素子を透過することにより前記所定色成分光が分離された光路上に設けられており、励起光に応じて基準映像光を出射する発光体（例えば、発光体Ｇ）と、前記分離光学素子により分離された光路を１つの光路に纏める合成光学素子（例えば、ミラー１２４）とを備える。 A light source device according to the first aspect includes a light source (light source 10B) for emitting a predetermined color component light, thereby reflecting the light in the partial region of the predetermined color component light emitted from the light source, other regions A separation optical element (e.g., a mirror 321 ) that transmits the light of a predetermined color , and is provided on an optical path where the predetermined color component light is separated by being reflected by the separation optical element or transmitted through the separation optical element , An illuminant (for example, illuminant G) that emits reference image light in response to excitation light, and a synthetic optical element (for example, a mirror 124) that combines the optical paths separated by the separation optical element into one optical path.

第１の特徴において、前記発光体が設けられた光路は、前記所定色成分光を励起光として用いる光路であり、他の光路は、前記所定色成分光を基準映像光として用いる光路であり、前記発光体が設けられた光路の前記所定色成分光の光量は、他の光路の前記所定色成分光の光量よりも大きい。 In the first feature, the optical path provided with the light emitter is an optical path using the predetermined color component light as excitation light, and the other optical path is an optical path using the predetermined color component light as reference image light, The amount of the predetermined color component light in the optical path provided with the light emitter is larger than the amount of the predetermined color component light in the other optical paths .

第１の特徴において、前記光源は、複数設けられていると共に、複数の光源のそれぞれから出射される光の光量は映像入力信号に応じて調整され、前記複数の光源のそれぞれから出射される光の光量を映像入力信号に応じて調整することにより、前記分離光学素子により反射される光の光量と、前記分離光学素子を透過する光の光量とは調整自在に構成されている。 1st characteristic WHEREIN: While the said light source is provided with two or more, the light quantity of the light radiate | emitted from each of several light sources is adjusted according to a video input signal, and the light radiate | emitted from each of these light sources By adjusting the amount of light in accordance with the video input signal, the amount of light reflected by the separation optical element and the amount of light transmitted through the separation optical element can be adjusted .

Claims

A light source that emits predetermined color component light;
While reflecting light in the partial region of the predetermined color component light emitted from the light source, and separating optical element for transmitting light in other regions,
A light emitter that is provided on an optical path from which the predetermined color component light is separated by being reflected by the separation optical element or transmitted through the separation optical element, and that emits reference image light according to excitation light;
A light source device comprising: a combining optical element that combines the optical paths separated by the separating optical element into one optical path.

The optical path provided with the light emitter is an optical path using the predetermined color component light as excitation light,
The other optical path is an optical path that uses the predetermined color component light as reference image light,
2. The light source device according to claim 1, wherein a light amount of the predetermined color component light in an optical path provided with the light emitter is larger than a light amount of the predetermined color component light in another optical path .

A plurality of the light sources are provided, and the amount of light emitted from each of the plurality of light sources is adjusted according to a video input signal,
By adjusting the amount of light emitted from each of the plurality of light sources according to a video input signal, the amount of light reflected by the separation optical element and the amount of light transmitted through the separation optical element are: The light source device according to claim 1 , wherein the light source device is configured to be adjustable .

A light source device according to claim 1;
A light modulation element that is provided on the one optical path and modulates light emitted from the synthesis optical element;
A projection display apparatus comprising: a projection unit that projects light emitted from the light modulation element.