Invention Grant
US08506114B2 Lighting devices, methods of lighting, light filters and methods of filtering light 有权
照明装置,照明方法,光过滤器和过滤灯的方法

  • Patent Title: Lighting devices, methods of lighting, light filters and methods of filtering light
  • Patent Title (中): 照明装置,照明方法,光过滤器和过滤灯的方法
  • Application No.: US12035604
    Application Date: 2008-02-22
  • Publication No.: US08506114B2
    Publication Date: 2013-08-13
  • Inventor: Antony Paul Van De Ven
  • Applicant: Antony Paul Van De Ven
  • Applicant Address: US NC Durham
  • Assignee: Cree, Inc.
  • Current Assignee: Cree, Inc.
  • Current Assignee Address: US NC Durham
  • Agency: Burr & Brown
  • Main IPC: F21V9/00
  • IPC: F21V9/00
Lighting devices, methods of lighting, light filters and methods of filtering light
Abstract:
A lighting device comprising a white light source, a filter which filters blue light from the white light, and a second light source which emits red light and/or reddish-orange light. In some embodiments, the white light source comprises a solid state light emitter. A method of lighting, comprising illuminating a white light source, illuminating a red and/or reddish-orange light source, the light sources being positioned and oriented such that the light mixes, and filtering blue light from the mixed light. A method of lighting, comprising illuminating a white light source, filtering blue light from the white light, and illuminating a red and/or reddish-orange light source. A light filter, comprising a first filter component which has a wall region and a window region, and a second filter component comprising two or more reflection regions. Also, methods of filtering.
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