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Manufacturing method for wavelength conversion device

  • US 10,146,045 B2
  • Filed: 10/08/2014
  • Issued: 12/04/2018
  • Est. Priority Date: 10/15/2013
  • Status: Active Grant
First Claim
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1. A method for fabricating a wavelength conversion device, comprising:

  • separately preparing a plurality of wavelength conversion modules, each wavelength conversion module including a ceramic substrate, a reflective layer and a wavelength conversion layer, which are sequentially stacked together forming an integral unit, wherein the wavelength conversion layers of at least some of the plurality of wavelength conversion modules include wavelength conversion materials that are different from each other; and

    affixing the plurality of wavelength conversion modules that have been separately prepared on a surface of a common base plate.

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