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    • 3. 发明公开
    • LIGHT SOURCE DEVICE
    • EP3816724A1
    • 2021-05-05
    • EP19825370.0
    • 2019-03-01
    • YLX Incorporated
    • CHEN, BinLI, Yi
    • G03B21/20F21V13/14
    • A light source device, comprising: a laser light source (310) used for emitting first light; a refractive optical element (330) disposed on the emergent light path of the laser light source (310) and used for guiding same to be incident to a light conversion device (340), the refractive optical element (330) comprising an emergent surface (331), and light refracted by the emergent surface (331) of the refractive optical element (330) being shifted toward the direction of the light conversion device (340) to emerge; the light conversion device (340) that is disposed at the emergent side of the refractive optical element (330), wherein an incident surface and emergent surface thereof are the same surface, Brewster's angle of a medium on the incident surface of the light conversion device (340) is α, and the emergent light of the refractive optical element (330) is obliquely incident to the light conversion device (340) at an incident angle of α-20° to a+10°; and a light collecting device (350) that is disposed at the emergent side of the light conversion device (340) and is used for collecting and then emitting light that is emitted from the light conversion device (340). The present light source device achieves a compact optical path structure and may simultaneously obtain emergent light spots the color of which is uniform and consistent.
    • 6. 发明公开
    • Stage light fixture
    • Bühnenlichtbefestigung
    • EP2918899A1
    • 2015-09-16
    • EP15158903.3
    • 2015-03-12
    • CLAY PAKY S.p.A.
    • Quadri, PasqualeCavenati, Angelo
    • F21S10/00F21V13/14F21W131/406
    • F21V9/10F21S10/007F21S10/026F21V5/008F21V5/048F21V7/0066F21V9/40F21V13/14F21V29/15F21W2131/406
    • Stage light fixture provided with:
      - a short arc lamp (3) adapted to emit a light beam along an optical axis (B);
      - a reflector (4) associated to the short arc lamp(3) so as to concentrate light beam rays substantially at a work point (PL);
      - an output optical assembly (5), arranged at the most downstream point along the optical axis (B), having a focal point (PF) arranged between the light source (3) and the output optical assembly (5) and coinciding with the work point (PL);
      - at least one color assembly (26) comprising a plurality of color devices (40, 41, 42) configured to selectively color the light beam; the color assembly (26) being arranged between the short arc lamp(3) and the work point (PL).
    • 舞台灯具具有: - 适于沿光轴(B)发射光束的短弧灯(3); - 与短弧灯(3)相关联的反射器(4),以便基本上集中在工作点(PL)处的光束; - 输出光学组件(5),布置在沿着光轴(B)的最下游点处,具有布置在光源(3)和输出光学组件(5)之间的焦点(PF),并且与 工作点(PL); - 至少一个颜色组件(26),其包括被配置为选择性地对所述光束进行着色的多个颜色设备(40,41,42) 所述颜色组件(26)布置在所述短弧灯(3)和所述工作点(PL)之间。