Lighting device with phosphor and dichroic filter

Lighting device with phosphor and dichroic filter

  • CN 102,422,080 A
  • Filed: 04/30/2010
  • Published: 04/18/2012
  • Est. Priority Date: 05/07/2009
  • Status: Active Application
First Claim
Patent Images

1. light-emitting device comprises:

  • Have at least one reflex components of the back side and wall, wall comprises at least one window, and the said wall and the back side form the reflectivity cavity with light exit,At least one interference filter,Can become first wavelength period fluorescent screen of second wavelength period of incident light, said fluorescent screen is placed on the back side of reflex components,Wherein, light-emitting device is arranged such that the outside light source of reflex components that is positioned at said interference filter the place ahead can be arranged for the light beam that the back side that comprises fluoroscopic reflex components was pointed to or reflexed in emission.

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