LIGHTING DEVICE, DISPLAY DEVICE AND TELEVISION RECEIVER

PROBLEM TO BE SOLVED: To provide a lighting device suppressed in color unevenness.SOLUTION: A lighting device 12 includes a plurality of light sources 17 respectively having light-emitting faces 17a emitting light, a chassis 14 having a bottom portion 14a disposed at a side opposite to the light emi...

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Bibliographische Detailangaben
Hauptverfasser:	KANEKO MASA, MATSUI KEITARO
Format:	Patent
Sprache:	eng ; jpn
Schlagworte:	BLASTING DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH ISMODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THEDEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY,COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g.SWITCHING, GATING, MODULATING OR DEMODULATING FREQUENCY-CHANGING HEATING LIGHTING MECHANICAL ENGINEERING NON-LINEAR OPTICS NON-PORTABLE LIGHTING DEVICES OPTICAL ANALOGUE/DIGITAL CONVERTERS OPTICAL LOGIC ELEMENTS OPTICS PHYSICS SYSTEMS THEREOF TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLEEXTERIORS WEAPONS
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Beschreibung
Zusammenfassung:	PROBLEM TO BE SOLVED: To provide a lighting device suppressed in color unevenness.SOLUTION: A lighting device 12 includes a plurality of light sources 17 respectively having light-emitting faces 17a emitting light, a chassis 14 having a bottom portion 14a disposed at a side opposite to the light emitting faces 17a and housing the plurality of light sources 17 in a state of keeping a clearance from each other, a wavelength conversion sheet 21 disposed in a state of separating from the light sources 17 while opposed to the light-emitting faces 17a, and including a fluorescent body converting wavelength of the light emitted from the light-emitting faces 17a, a reflection sheet 19 as the reflection sheet 19 for reflecting the light emitted from the light-emitting faces 17a to a wavelength conversion sheet 21 side, and having a bottom-side reflecting portion 19a covering the bottom portion 14a while exposing the plurality of light sources 17, and a plurality of dot-like coloring portions 30 respectively giving a color same as the light emitted from the light-emitting face 17a, or a color same as each primary color light constituting the light, and disposed on a surface of the bottom-side reflecting portion 19a.SELECTED DRAWING: Figure 4 【課題】色ムラの発生が抑制された照明装置等の提供。【解決手段】本発明の照明装置１２は、各々が光を発する発光面１７ａを有する複数の光源１７と、発光面１７ａの反対側に配される底部１４ａを有し、複数の光源１７が互いに間隔を保った状態で収容されるシャーシ１４と、発光面１７ａと対向しつつ光源１７から離された状態で配され、発光面１７ａから発せられた光を波長変換する蛍光体を含む波長変換シート２１と、発光面１７ａから発せられた光を波長変換シート２１側へ反射する反射シート１９であって、複数の光源１７を露出させつつ底部１４ａを覆う底側反射部１９ａを有する反射シート１９と、各々が発光面１７ａから発せられた光と同色、又はその光を構成する各原色光と同色を呈し、底側反射部１９ａの表面上に配される複数のドット状の呈色部３０と、を備える。【選択図】図４