WO2014082366A1 - Light source and crystal lamp containing same - Google Patents

Light source and crystal lamp containing same Download PDF

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Publication number
WO2014082366A1
WO2014082366A1 PCT/CN2013/000736 CN2013000736W WO2014082366A1 WO 2014082366 A1 WO2014082366 A1 WO 2014082366A1 CN 2013000736 W CN2013000736 W CN 2013000736W WO 2014082366 A1 WO2014082366 A1 WO 2014082366A1
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WO
WIPO (PCT)
Prior art keywords
light
distribution lens
reflective surface
light source
emitting unit
Prior art date
Application number
PCT/CN2013/000736
Other languages
French (fr)
Chinese (zh)
Inventor
王耀海
刘超博
Original Assignee
欧普照明股份有限公司
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Application filed by 欧普照明股份有限公司 filed Critical 欧普照明股份有限公司
Publication of WO2014082366A1 publication Critical patent/WO2014082366A1/en

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • F21V7/0091—Reflectors for light sources using total internal reflection
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V5/00—Refractors for light sources
    • F21V5/04—Refractors for light sources of lens shape
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]

Definitions

  • the present invention relates to the field of illumination, and in particular to a light source, and a crystal lamp having the same.
  • LEDs have unidirectional luminosity, but they can be lighted with a lens to meet the requirements of large angle illumination of crystal light sources.
  • the existing LED light source used in the crystal lamp has a plurality of light-emitting points visually, giving a feeling that the light is not concentrated and the brightness is insufficient. Ming
  • the technical problem to be solved by the present invention is to provide a light source.
  • the light source of the present invention includes a light emitting unit and a light distribution lens for distributing light to the light emitting unit, and the first end of the light distribution lens is provided with a first light incident surface and a second light incident surface.
  • the light distribution lens is further provided with a first reflective surface and a second reflective surface, the second reflective surface is located at the second end of the light distribution lens, and the second reflective surface will be from the first light input Light entering the light distribution lens and light entering the light distribution lens from the second light incident surface and reflected by the first reflective surface are reflected to a light emitting surface of the light distribution lens,
  • the two reflecting surfaces are concentrated reflecting surfaces.
  • the second reflecting surface is a reflecting surface that collects the light irradiated onto one of the optical ring bands.
  • the second reflective surface is concavely formed on the second end of the light distribution lens.
  • the first light incident surface is located in front of the light emitting unit, and the second light incident surface is located on a side of the light emitting unit.
  • the first light incident surface is a light collecting surface.
  • the first light incident surface is a convex surface.
  • the first reflective surface is an outer side surface of the first end of the light distribution lens.
  • the first end of the light distribution lens has a tapered shape.
  • the light emitting surface is an outer side surface of the second end of the light distribution lens.
  • the light emitting unit comprises an LED.
  • the second reflecting surface is provided with a reflective plating layer.
  • the first reflective surface is provided with a reflective plating layer.
  • the second reflecting surface of the light distribution lens as a reflecting surface having a collecting effect, the light emitted by the light emitting unit can be effectively collected, and the brightness of the light source in a predetermined irradiation range can be improved; in particular, the light distribution lens is designed to enable the light emitting unit The light is collected into a halo band and then spread out. The light will be more concentrated. From the visual point of view, the light source has only one bright spot with strong brightness. The light is concentrated and the brightness is greatly improved, thus effectively satisfying the crystal lamp. Special lighting and decorative needs.
  • the invention also provides a crystal lamp comprising the light source of any of the preceding claims.
  • Figure 1 is a schematic illustration of an embodiment of a light source of the present invention
  • Figure 2 is a cross-sectional view of the light source of Figure 1;
  • Figure 3 is a cross-sectional view of the lens of Figure 1;
  • Figure 4 is a schematic view of a view of the lens of Figure 1
  • Figure 5 is a schematic view of another perspective of the lens of Figure 1;
  • Figure 6 is a light distribution diagram of the lens of Figure 1. Summary of the invention
  • the present invention first defines the positional relationship between the light-emitting unit and the light-distributing member: the direction from the light-emitting unit along the optical axis of the light-emitting unit is the "front" mentioned in the present invention.
  • the light-emitting unit 3 is an LED
  • the optical axis is a ray that coincides with a light that is perpendicular to the light-emitting surface of the LED and passes through the center of the light-emitting surface of the LED, and the first light-incident surface 11 That is, in front of the light emitting unit 2.
  • the light source of the present embodiment includes a light emitting unit 3 and a light distribution lens 1 for distributing light to the light emitting unit 3.
  • the light emitting unit 3 is an LED.
  • the light emitting unit 3 is mounted on the heat dissipation housing 2.
  • a driving circuit (not shown) for supplying power to the light emitting unit 3 is further disposed in the heat dissipation housing 2.
  • the heat dissipation housing 2 is further provided with a pin 5 for connecting a power source.
  • the light distribution lens 1 is connected to the heat dissipation housing 2 by a screw.
  • the first end of the light distribution lens 1 is provided with a first light incident surface 11 and a second light incident surface 12, and the light distribution lens 1 is further provided with a first reflective surface 13 and a second reflective surface 15, a second reflecting surface 15 is located at a second end of the light distribution lens 1 , and the second reflecting surface 15 enters the light of the light distribution lens 1 from the first light incident surface 11 and the second light entering The light entering the light distribution lens 1 and reflected by the first reflecting surface 13 is reflected to the light emitting surface 16 of the light distribution lens 1.
  • the second reflecting surface 15 is a light collecting reflecting surface.
  • the second reflecting surface 15 is a reflecting surface for collecting the light irradiated onto the optical ring band. As shown in FIG.
  • the collecting points C and D are the optical ring bands.
  • the light distribution lens 1 is A rotating body formed by rotating around the optical axis, the optical ring band being a circle or a ring formed by the light collecting points C, D and rotating around the optical axis.
  • the second reflecting surface 15 is recessed inwardly at a second end of the light distribution lens 1 .
  • the first light incident surface 11 is located in front of the light emitting unit 3, and the light having a small angle emitted by the light emitting unit 3 enters the light distribution lens 1 from the first light incident surface 11, in this embodiment.
  • a light having an angle of less than 65° with the optical axis enters the light distribution lens 1 by the first light incident surface 11; the second light incident surface 12 is located at a side of the light emitting unit, and the light is emitted
  • the light having a larger angle from the unit 3 enters the light distribution lens 1 from the second light incident surface 12, and in the embodiment, the light having an angle of more than 65° with the optical axis is
  • the light incident surface 12 enters the light distribution lens 1.
  • the first light incident surface 11 is a condensing surface, so that the lateral dimension of the light distribution member 1 can be reduced. More specifically, the first light incident surface 11 is a convex surface.
  • the first reflecting surface 13 is an outer side surface of the first end of the light distribution lens 1 .
  • the first end of the light distribution lens 1 has a tapered shape.
  • the light exit surface 16 is an outer side surface of the second end of the light distribution lens 1 .
  • the reflecting surface 15 is provided with a reflective plating such as an aluminized layer.
  • the second reflecting surface of the light distribution lens as a reflecting surface having a collecting effect, the light emitted by the light emitting unit can be effectively collected, and the brightness of the light source in a predetermined irradiation range can be improved; in particular, the light distribution lens is designed to enable the light emitting unit The light is collected into a halo band and then spread out. The light will be more concentrated. From the visual point of view, the light source has only one bright spot with strong brightness. The light is concentrated and the brightness is greatly improved, thus effectively satisfying the crystal lamp. Special lighting and decorative needs.
  • the invention also provides a crystal lamp comprising the light source of any of the preceding claims.

Abstract

A light source and crystal lamp containing the light source, the light source comprising a light emitting unit (3), and a light distribution lens (1) for distributing light emitted by the light emitting unit (3); the first end of the light distribution lens (1) is provided with a first incident surface (11) and a second incident surface (12); the light distribution lens (1) is also provided with a first reflective surface (13) and a second reflective surface (15); the second reflective surface (15) is located at the second end of the light distribution lens (1); the second reflective surface (15) reflects the light entering the light distribution lens (1) from the first incident surface (11) and the light entering the light distribution lens (1) from the second incident surface (12) and reflected by the first reflective surface (13) onto the light exiting surface of the light distribution lens (1); the second reflective surface (15) is a concentrating reflective surface. Designing the second reflective surface (15) of the light distribution lens (1) as a concentrating reflective surface can effectively concentrate the light emitted by a light emitting unit, thus improving the luminance of the light source in a predefined illumination range.

Description

一种光源及含有该光源的水晶灯 技术领域  Light source and crystal lamp containing the same
本发明涉及照明领域， 尤其涉及一种光源， 及具有该光源的水晶灯。 技术背景  The present invention relates to the field of illumination, and in particular to a light source, and a crystal lamp having the same. technical background
传统的水晶灯一般以卤素灯作为光源， 这种光源光效较低， 耗电量也较 大。 LED光源具有高光效的特点，其取代卤素灯作为水晶灯的光源是未来的 一种趋势。 LED具有单向发光性， 但可以用透镜来配光， 以满足水晶灯光源 大角度发光的要求。 但现有的运用于水晶灯的 LED光源， 从视觉上看存在 多个发光点， 给人光线不集中、 亮度不够的感觉。 明 要  Conventional crystal lamps generally use a halogen lamp as a light source. This light source has low luminous efficiency and consumes a large amount of electricity. The LED light source has the characteristics of high luminous efficiency, and it is a future trend to replace the halogen lamp as the light source of the crystal lamp. LEDs have unidirectional luminosity, but they can be lighted with a lens to meet the requirements of large angle illumination of crystal light sources. However, the existing LED light source used in the crystal lamp has a plurality of light-emitting points visually, giving a feeling that the light is not concentrated and the brightness is insufficient. Ming
本发明所要解决的技术问题是提供一种光源。  The technical problem to be solved by the present invention is to provide a light source.
为了解决以上技术问题，本发明的光源包括发光单元和用于给所述发光 单元配光的配光透镜， 所述配光透镜的第一端设有第一入光面和第二入光 面， 所述配光透镜还设有第一反射面和第二反射面， 所述第二反射面位于所 述配光透镜的第二端，所述第二反射面将从所述第一入光面进入所述配光透 镜的光线和从所述第二入光面进入所述配光透镜并经所述第一反射面反射 过来的光线反射到所述配光透镜的出光面， 所述第二反射面为聚光反射面。  In order to solve the above problems, the light source of the present invention includes a light emitting unit and a light distribution lens for distributing light to the light emitting unit, and the first end of the light distribution lens is provided with a first light incident surface and a second light incident surface. The light distribution lens is further provided with a first reflective surface and a second reflective surface, the second reflective surface is located at the second end of the light distribution lens, and the second reflective surface will be from the first light input Light entering the light distribution lens and light entering the light distribution lens from the second light incident surface and reflected by the first reflective surface are reflected to a light emitting surface of the light distribution lens, The two reflecting surfaces are concentrated reflecting surfaces.
优选地，所述第二反射面为将照射到其上的光线聚集到一个光环带的反 射面。  Preferably, the second reflecting surface is a reflecting surface that collects the light irradiated onto one of the optical ring bands.
优选地， 所述第二反射面向内凹陷地形成于所述配光透镜的第二端。 优选地， 所述第一入光面位于所述发光单元的前方， 所述第二入光面位 于所述发光单元的侧方。 Preferably, the second reflective surface is concavely formed on the second end of the light distribution lens. Preferably, the first light incident surface is located in front of the light emitting unit, and the second light incident surface is located on a side of the light emitting unit.
优选地， 所述第一入光面为聚光面。  Preferably, the first light incident surface is a light collecting surface.
优选地， 所述第一入光面为凸透面。  Preferably, the first light incident surface is a convex surface.
优选地， 所述第一反射面为所述配光透镜的第一端的外侧面。  Preferably, the first reflective surface is an outer side surface of the first end of the light distribution lens.
优选地， 所述配光透镜的第一端呈锥形。  Preferably, the first end of the light distribution lens has a tapered shape.
优选地， 所述出光面为所述配光透镜的第二端的外侧面。  Preferably, the light emitting surface is an outer side surface of the second end of the light distribution lens.
优选地， 所述发光单元包括 LED。  Preferably, the light emitting unit comprises an LED.
优选地， 所述第二反射面设有反射镀层。  Preferably, the second reflecting surface is provided with a reflective plating layer.
优选地， 所述第一反射面设有反射镀层。  Preferably, the first reflective surface is provided with a reflective plating layer.
通过将配光透镜的第二反射面设计成具有聚光作用的反射面，可以有效 汇集发光单元发出的光线， 提高光源在预定照射范围的亮度； 尤其， 将配光 透镜设计成能使发光单元的光线汇集到一个光环带后再发散开来，光线将更 加集中， 从视觉上看光源只有一个亮度很强的发光斑点， 光线很集中， 亮度 得到很大的提高， 从而有效满足了水晶灯特殊的照明和装饰需求。  By designing the second reflecting surface of the light distribution lens as a reflecting surface having a collecting effect, the light emitted by the light emitting unit can be effectively collected, and the brightness of the light source in a predetermined irradiation range can be improved; in particular, the light distribution lens is designed to enable the light emitting unit The light is collected into a halo band and then spread out. The light will be more concentrated. From the visual point of view, the light source has only one bright spot with strong brightness. The light is concentrated and the brightness is greatly improved, thus effectively satisfying the crystal lamp. Special lighting and decorative needs.
本发明还提供一种水晶灯， 包含前述任意一项所述的光源。 附图说明  The invention also provides a crystal lamp comprising the light source of any of the preceding claims. DRAWINGS
图 1是本发明的光源的一种实施例的示意图；  Figure 1 is a schematic illustration of an embodiment of a light source of the present invention;
图 2是图 1中光源的剖视图；  Figure 2 is a cross-sectional view of the light source of Figure 1;
图 3是图 1中的透镜的剖视图；  Figure 3 is a cross-sectional view of the lens of Figure 1;
图 4是图 1中的透镜的一个视角的示意图； 图 5是图 1中的透镜的另一个视角的示意图； Figure 4 is a schematic view of a view of the lens of Figure 1; Figure 5 is a schematic view of another perspective of the lens of Figure 1;
图 6是图 1中的透镜的配光示意图。 发明内容  Figure 6 is a light distribution diagram of the lens of Figure 1. Summary of the invention
为了便于描述， 本发明首先对发光单元与配光部件的位置关系进行界 定：从所述发光单元出发沿所述发光单元的光轴前进的方向为本发明所提及 的 "前方"。 具体地， 如图 2和图 6所示， 所述发光单元 3为 LED, 光轴为 跟垂直于该 LED发光面并且经过该 LED发光面中心的光线相重合的射线， 第一入光面 11即在所述发光单元 2的前方。  For convenience of description, the present invention first defines the positional relationship between the light-emitting unit and the light-distributing member: the direction from the light-emitting unit along the optical axis of the light-emitting unit is the "front" mentioned in the present invention. Specifically, as shown in FIG. 2 and FIG. 6, the light-emitting unit 3 is an LED, and the optical axis is a ray that coincides with a light that is perpendicular to the light-emitting surface of the LED and passes through the center of the light-emitting surface of the LED, and the first light-incident surface 11 That is, in front of the light emitting unit 2.
下面结合图 1-6对本发明一种实施例的光源进行详细描述。 本实施例的 光源包括发光单元 3和用于给所述发光单元 3配光的配光透镜 1。 在本实施 例中， 所述发光单元 3为一个 LED。 所述发光单元 3安装在散热外壳 2上。 所述散热外壳 2内还设有用于给所述发光单元 3供电的驱动电路（图中未显 示）。所述散热外壳 2还设有连接电源的插针 5。所述配光透镜 1通过螺纹与 所述散热外壳 2连接。 所述配光透镜 1的第一端设有第一入光面 11和第二 入光面 12， 所述配光透镜 1还设有第一反射面 13和第二反射面 15， 所述第 二反射面 15位于所述配光透镜 1的第二端，所述第二反射面 15将从所述第 一入光面 11进入所述配光透镜 1的光线和从所述第二入光面 12进入所述配 光透镜 1并经所述第一反射面 13反射过来的光线反射到所述配光透镜 1的 出光面 16， 所述第二反射面 15为聚光反射面。 在本实施例中， 所述第二反 射面 15为将照射到其上的光线聚集到一个光环带的反射面， 如图 6所示， 聚光点 C、 D即为所述光环带上的一点， 在本实施例中， 所述配光透镜 1为 绕所述光轴旋转形成的回转体， 所述光环带即为经过聚光点 C、 D并且绕所 述光轴旋转形成的圆圈或者圆环。 所述第二反射面 15 向内凹陷地形成于所 述配光透镜 1的第二端。 所述第一入光面 11位于所述发光单元 3的前方， 所述发光单元 3发出的角度较小的光线从所述第一入光面 11进入所述配光 透镜 1， 在本实施例中， 跟所述光轴的夹角小于 65° 的光线由所述第一入光 面 11进入配光透镜 1 ; 所述第二入光面 12位于所述发光单元的侧方， 所述 发光单元 3发出的角度较大的光线从所述第二入光面 12进入所述配光透镜 1， 在本实施例中， 跟所述光轴的夹角大于 65° 的光线由所述第二入光面 12 进入配光透镜 1。 所述第一入光面 11 为聚光面， 这样可以减小配光部件 1 的横向尺寸， 更具体地， 所述第一入光面 11为凸透面。 所述第一反射面 13 为所述配光透镜 1的第一端的外侧面。所述配光透镜 1的第一端呈锥形。所 述出光面 16为所述配光透镜 1的第二端的外侧面。 为了提高所述第一反射 面 13和第二反射面 15的反射性能， 防止光线从所述第一反射面 13和第二 反射面 15透射， 还可以在所述第一反射面 13和第二反射面 15设置反射镀 层， 例如镀铝层。 A light source of an embodiment of the present invention will be described in detail below with reference to Figs. The light source of the present embodiment includes a light emitting unit 3 and a light distribution lens 1 for distributing light to the light emitting unit 3. In this embodiment, the light emitting unit 3 is an LED. The light emitting unit 3 is mounted on the heat dissipation housing 2. A driving circuit (not shown) for supplying power to the light emitting unit 3 is further disposed in the heat dissipation housing 2. The heat dissipation housing 2 is further provided with a pin 5 for connecting a power source. The light distribution lens 1 is connected to the heat dissipation housing 2 by a screw. The first end of the light distribution lens 1 is provided with a first light incident surface 11 and a second light incident surface 12, and the light distribution lens 1 is further provided with a first reflective surface 13 and a second reflective surface 15, a second reflecting surface 15 is located at a second end of the light distribution lens 1 , and the second reflecting surface 15 enters the light of the light distribution lens 1 from the first light incident surface 11 and the second light entering The light entering the light distribution lens 1 and reflected by the first reflecting surface 13 is reflected to the light emitting surface 16 of the light distribution lens 1. The second reflecting surface 15 is a light collecting reflecting surface. In this embodiment, the second reflecting surface 15 is a reflecting surface for collecting the light irradiated onto the optical ring band. As shown in FIG. 6, the collecting points C and D are the optical ring bands. In one embodiment, the light distribution lens 1 is A rotating body formed by rotating around the optical axis, the optical ring band being a circle or a ring formed by the light collecting points C, D and rotating around the optical axis. The second reflecting surface 15 is recessed inwardly at a second end of the light distribution lens 1 . The first light incident surface 11 is located in front of the light emitting unit 3, and the light having a small angle emitted by the light emitting unit 3 enters the light distribution lens 1 from the first light incident surface 11, in this embodiment. a light having an angle of less than 65° with the optical axis enters the light distribution lens 1 by the first light incident surface 11; the second light incident surface 12 is located at a side of the light emitting unit, and the light is emitted The light having a larger angle from the unit 3 enters the light distribution lens 1 from the second light incident surface 12, and in the embodiment, the light having an angle of more than 65° with the optical axis is The light incident surface 12 enters the light distribution lens 1. The first light incident surface 11 is a condensing surface, so that the lateral dimension of the light distribution member 1 can be reduced. More specifically, the first light incident surface 11 is a convex surface. The first reflecting surface 13 is an outer side surface of the first end of the light distribution lens 1 . The first end of the light distribution lens 1 has a tapered shape. The light exit surface 16 is an outer side surface of the second end of the light distribution lens 1 . In order to improve the reflective performance of the first reflective surface 13 and the second reflective surface 15, light is prevented from being transmitted from the first reflective surface 13 and the second reflective surface 15, and the first reflective surface 13 and the second reflective surface may also be The reflecting surface 15 is provided with a reflective plating such as an aluminized layer.
通过将配光透镜的第二反射面设计成具有聚光作用的反射面，可以有效 汇集发光单元发出的光线， 提高光源在预定照射范围的亮度； 尤其， 将配光 透镜设计成能使发光单元的光线汇集到一个光环带后再发散开来，光线将更 加集中， 从视觉上看光源只有一个亮度很强的发光斑点， 光线很集中， 亮度 得到很大的提高， 从而有效满足了水晶灯特殊的照明和装饰需求。  By designing the second reflecting surface of the light distribution lens as a reflecting surface having a collecting effect, the light emitted by the light emitting unit can be effectively collected, and the brightness of the light source in a predetermined irradiation range can be improved; in particular, the light distribution lens is designed to enable the light emitting unit The light is collected into a halo band and then spread out. The light will be more concentrated. From the visual point of view, the light source has only one bright spot with strong brightness. The light is concentrated and the brightness is greatly improved, thus effectively satisfying the crystal lamp. Special lighting and decorative needs.
本发明还提供一种水晶灯， 包含前述任意一项所述的光源。  The invention also provides a crystal lamp comprising the light source of any of the preceding claims.

Claims

权利要求 Rights request
1、 一种光源， 包括发光单元和用于给所述发光单元配光的配光透镜， 所述配光透镜的第一端设有第一入光面和第二入光面，所述配光透镜还设有 第一反射面和第二反射面， 所述第二反射面位于所述配光透镜的第二端， 所 述第二反射面将从所述第一入光面进入所述配光透镜的光线和从所述第二 入光面进入所述配光透镜并经所述第一反射面反射过来的光线反射到所述 配光透镜的出光面， 所述第二反射面为聚光反射面。 1. A light source, including a light-emitting unit and a light distribution lens for distributing light to the light-emitting unit. The first end of the light distribution lens is provided with a first light incident surface and a second light incident surface. The light lens is also provided with a first reflective surface and a second reflective surface. The second reflective surface is located at the second end of the light distribution lens. The second reflective surface will enter the light from the first light incident surface. The light of the light distribution lens and the light entering the light distribution lens from the second light incident surface and reflected by the first reflective surface are reflected to the light exit surface of the light distribution lens, and the second reflective surface is Light-concentrating reflective surface.
2、 根据权利要求 1所述的光源， 其特征在于， 所述第二反射面为将照 射到其上的光线聚集到一个光环带的反射面。 2. The light source according to claim 1, characterized in that the second reflective surface is a reflective surface that gathers the light irradiated onto it into a halo zone.
3、 根据权利要求 1所述的光源， 其特征在于， 所述第二反射面向内凹 陷地形成于所述配光透镜的第二端。 3. The light source according to claim 1, wherein the second reflective surface is formed on the second end of the light distribution lens to be concave inward.
4、 根据权利要求 1所述的光源， 其特征在于， 所述第一入光面位于所 述发光单元的前方， 所述第二入光面位于所述发光单元的侧方。 4. The light source according to claim 1, wherein the first light incident surface is located in front of the light emitting unit, and the second light incident surface is located at the side of the light emitting unit.
5、 根据权利要求 1所述的光源， 其特征在于， 所述第一入光面为聚光 面。 5. The light source according to claim 1, wherein the first light incident surface is a light collecting surface.
6、 根据权利要求 5所述的光源， 其特征在于， 所述第一入光面为凸透 面。 6. The light source according to claim 5, characterized in that the first light incident surface is a convex surface.
7、 根据权利要求 1所述的光源， 其特征在于， 所述第一反射面为所述 配光透镜的第一端的外侧面。 7. The light source according to claim 1, wherein the first reflective surface is an outer surface of the first end of the light distribution lens.
8、 根据权利要求 7所述的光源， 其特征在于， 所述配光透镜的第一端 呈锥形。 8. The light source according to claim 7, wherein the first end of the light distribution lens is tapered.
9、 根据权利要求 1所述的光源， 其特征在于， 所述出光面为所述配光 透镜的第二端的外侧面。 9. The light source according to claim 1, wherein the light exit surface is an outer surface of the second end of the light distribution lens.
10、根据权利要求 1所述的光源，其特征在于，所述发光单元包括 LED。10. The light source according to claim 1, wherein the light emitting unit includes an LED.
11、 根据权利要求 1所述的光源， 其特征在于， 所述第二反射面设有反 射镀层。 11. The light source according to claim 1, wherein the second reflective surface is provided with a reflective coating.
12、 根据权利要求 1所述的光源， 其特征在于， 所述第一反射面设有反 射镀层。 12. The light source according to claim 1, wherein the first reflective surface is provided with a reflective coating.
13、 一种水晶灯， 包括权利要求 1至 12中任意一项所述的光源。 13. A crystal lamp, including the light source according to any one of claims 1 to 12.
PCT/CN2013/000736 2012-12-01 2013-06-24 Light source and crystal lamp containing same WO2014082366A1 (en)

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