JP2017004619A5 - - Google Patents
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- JP2017004619A5 JP2017004619A5 JP2015114310A JP2015114310A JP2017004619A5 JP 2017004619 A5 JP2017004619 A5 JP 2017004619A5 JP 2015114310 A JP2015114310 A JP 2015114310A JP 2015114310 A JP2015114310 A JP 2015114310A JP 2017004619 A5 JP2017004619 A5 JP 2017004619A5
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- 230000003287 optical Effects 0.000 claims description 22
- 230000000875 corresponding Effects 0.000 claims description 2
- 239000000758 substrate Substances 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 description 2
Description
上記目的を達成するために、本発明は、発光部と、前記発光部を包囲し、前記発光部の光を広角に配光する反射ミラーと、前記反射ミラーに選択的に設けられ、前記反射ミラーの出射開口から出射される出射光を中角に配光する透過型光学素子と、を備え、前記反射ミラーは、拡散反射、及び正反射の両方により前記光を配光するとともに、前記発光部の放射光のうち、光軸を中心に前記広角の配光の１／２ビーム角、または当該１／２ビーム角以上に相当する範囲の光を直接光により出射する高さであることを特徴とする光源ユニットを提供する。 In order to achieve the above object, the present invention provides a light emitting unit, a reflecting mirror that surrounds the light emitting unit and distributes light of the light emitting unit at a wide angle, and is selectively provided on the reflecting mirror. comprising a transmission optical element for light distribution in the middle square of the outgoing light emitted from the emission opening of the mirror, the front Symbol reflection mirror is configured to light distribution of the light by both diffuse reflection, and specular reflection, the Of the radiated light of the light emitting part, it is a height at which light having a light beam of a wide angle distribution or a range corresponding to more than the 1/2 beam angle is directly emitted from the optical axis. A light source unit is provided.
また本発明は、上記光源ユニットにおいて、前記透過型光学素子は、前記光軸を中心に前記反射ミラーの開口と相似形状に開口し前記直接光を通す孔部が設けられていることを特徴とする。 According to the present invention, in the light source unit, the transmissive optical element is provided with a hole that opens in a shape similar to the opening of the reflection mirror around the optical axis and allows the direct light to pass therethrough. To do.
また本発明は、上記のいずれかに記載の光源ユニットと、前記光源ユニットを内蔵する筐体と、前記筐体に設けられるグローブと、を備え、前記透過型光学素子は、前記グローブの前記発光部側の面に設けられていることを特徴とする照明器具を提供する。
また本発明は、上記のいずれかに記載の光源ユニットにおいて、前記透過型光学素子の表面には、凹部及び凸部が形成されており、前記凸部はその頂点を挟んだ両側に傾斜面を有し、前記頂点からみて前記光軸に近い側の傾斜面は、前記反射ミラーで反射した反射光成分を、入射方向よりも前記光軸の方向に近づく向きに屈折し、一方、前記頂点からみて前記光軸から遠い側の傾斜面は、前記発光部の直接光成分を、入射方向よりも前記光軸の方向に近づく向きに屈折することを特徴とする。
The present invention further includes: the light source unit according to any one of the above; a housing that houses the light source unit; and a globe that is provided in the housing, wherein the transmission optical element includes the light emission of the globe . Provided is a luminaire characterized by being provided on a surface on the part side .
Moreover, the present invention provides the light source unit according to any one of the above, wherein a concave portion and a convex portion are formed on the surface of the transmissive optical element, and the convex portion has inclined surfaces on both sides of the apex thereof. The inclined surface closer to the optical axis as viewed from the vertex refracts the reflected light component reflected by the reflecting mirror in a direction closer to the optical axis direction than the incident direction, while from the vertex the inclined surface on the far side from the optical axis as viewed in the direct light component of the light-you characterized in that refracted in a direction approaching the direction of the optical axis than the incident direction.
Claims (8)
前記発光部を包囲し、前記発光部の光を広角に配光する反射ミラーと、
前記反射ミラーに選択的に設けられ、前記反射ミラーの出射開口から出射される出射光を中角に配光する透過型光学素子と、を備え、
前記反射ミラーは、
拡散反射、及び正反射の両方により前記光を配光するとともに、
前記発光部の放射光のうち、光軸を中心に前記広角の配光の１／２ビーム角、または当該１／２ビーム角以上に相当する範囲の光を直接光により出射する高さである
ことを特徴とする光源ユニット。 A light emitting unit;
A reflective mirror that surrounds the light emitting part and distributes the light of the light emitting part at a wide angle;
A transmission-type optical element that is selectively provided on the reflection mirror and distributes the emitted light emitted from the emission opening of the reflection mirror to a middle angle; and
Before Symbol reflection mirror,
While distributing the light by both diffuse reflection and regular reflection,
Of the radiated light of the light emitting unit, the height is such that light having a light beam with a wide angle distribution around the optical axis or light in a range corresponding to the 1/2 beam angle or more is directly emitted by light. A light source unit characterized by that.
前記反射ミラーの出射開口に設けられる素子本体部を備え、 Comprising an element body provided in the exit aperture of the reflecting mirror;
前記素子本体部の表面には、前記出射開口から入射する光を、光軸に近づく方向に屈折して前記中角に配光する凹凸が形成されている、 On the surface of the element body portion, there is formed an unevenness that refracts light incident from the exit aperture in a direction approaching the optical axis and distributes the light to the middle angle.
ことを特徴とする請求項１または２に記載の光源ユニット。 The light source unit according to claim 1, wherein the light source unit is a light source unit.
前記凹凸の凹部の最下点、及び凸部の頂点が所定の曲率半径の曲面形状であることを特徴とする請求項３に記載の光源ユニット。 The light source unit according to claim 3, wherein the lowest point of the concave and convex portions of the concave and convex portions and the apex of the convex portion are curved surfaces having a predetermined radius of curvature.
前記光軸を中心に前記反射ミラーの開口と相似形状に開口し前記直接光を通す孔部が設けられている A hole is formed in the shape similar to the opening of the reflection mirror with the optical axis as a center and allows the direct light to pass therethrough.
ことを特徴とする請求項３または４に記載の光源ユニット。 The light source unit according to claim 3, wherein the light source unit is a light source unit.
前記光源ユニットを内蔵する筐体と、 A housing containing the light source unit;
前記筐体に設けられるグローブと、 A glove provided in the housing;
を備えたことを特徴とする照明器具。 A lighting fixture comprising:
前記光源ユニットを内蔵する筐体と、 A housing containing the light source unit;
前記筐体に設けられるグローブと、を備え、 A glove provided in the housing,
前記透過型光学素子は、前記グローブの前記発光部側の面に設けられている The transmissive optical element is provided on a surface of the globe on the light emitting unit side.
ことを特徴とする照明器具。 A lighting apparatus characterized by that.
前記透過型光学素子の表面には、凹部及び凸部が形成されており、 A concave portion and a convex portion are formed on the surface of the transmissive optical element,
前記凸部はその頂点を挟んだ両側に傾斜面を有し、 The convex portion has inclined surfaces on both sides of the apex,
前記頂点からみて前記光軸に近い側の傾斜面は、前記反射ミラーで反射した反射光成分を、入射方向よりも前記光軸の方向に近づく向きに屈折し、一方、前記頂点からみて前記光軸から遠い側の傾斜面は、前記発光部の直接光成分を、入射方向よりも前記光軸の方向に近づく向きに屈折する The inclined surface closer to the optical axis as viewed from the vertex refracts the reflected light component reflected by the reflecting mirror in a direction closer to the optical axis direction than the incident direction, while the light component as viewed from the vertex. The inclined surface far from the axis refracts the direct light component of the light emitting unit in a direction closer to the optical axis direction than the incident direction.
ことを特徴とする光源ユニット。 A light source unit characterized by that.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015114310A JP6390526B2 (en) | 2015-06-04 | 2015-06-04 | Light source unit and lighting apparatus |
| PCT/JP2016/066132 WO2016194930A1 (en) | 2015-06-04 | 2016-06-01 | Light source unit and lighting instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015114310A JP6390526B2 (en) | 2015-06-04 | 2015-06-04 | Light source unit and lighting apparatus |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2017004619A JP2017004619A (en) | 2017-01-05 |
| JP2017004619A5 true JP2017004619A5 (en) | 2018-08-02 |
| JP6390526B2 JP6390526B2 (en) | 2018-09-19 |
Family
ID=57441325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2015114310A Active JP6390526B2 (en) | 2015-06-04 | 2015-06-04 | Light source unit and lighting apparatus |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6390526B2 (en) |
| WO (1) | WO2016194930A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7519788B2 (en) | 2020-03-11 | 2024-07-22 | 三菱電機株式会社 | Lighting equipment |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010073627A (en) * | 2008-09-22 | 2010-04-02 | Toshiba Lighting & Technology Corp | Illumination device and luminaire |
| JP2011070816A (en) * | 2009-09-24 | 2011-04-07 | Panasonic Electric Works Co Ltd | Lighting fixture |
| JP5597091B2 (en) * | 2010-10-13 | 2014-10-01 | 株式会社エンプラス | Lighting device |
| JP5598669B2 (en) * | 2010-11-19 | 2014-10-01 | 東芝ライテック株式会社 | Lighting device |
| CN103874883A (en) * | 2011-10-11 | 2014-06-18 | 普司科Led股份有限公司 | Optical semiconductor lighting device |
| JP2014123479A (en) * | 2012-12-21 | 2014-07-03 | Hitachi Appliances Inc | Lighting device, and light condensation unit used for the same |
| JP6054182B2 (en) * | 2013-01-09 | 2016-12-27 | 日立アプライアンス株式会社 | Lighting device |
| JP6148917B2 (en) * | 2013-07-03 | 2017-06-14 | 株式会社小糸製作所 | Lighting device |
| JP6241601B2 (en) * | 2013-10-31 | 2017-12-06 | パナソニックＩｐマネジメント株式会社 | Lighting device |
-
2015
- 2015-06-04 JP JP2015114310A patent/JP6390526B2/en active Active
-
2016
- 2016-06-01 WO PCT/JP2016/066132 patent/WO2016194930A1/en active Application Filing
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