Patent ID: 11899351
Assignee: CORETRONIC CORPORATION
Field: Optics (Instruments)
Classification: CPC G | IPC G

Claim 3:
4. The illumination system according to claim 3, wherein the wavelength conversion module comprises at least one wavelength conversion layer and at least one diffusing layer, the at least one non-conversion region comprises a first arc region and a second arc region disposed in different radial ranges, the at least one wavelength conversion region of the wavelength conversion module comprises a third arc region and a fourth arc region disposed in different radial ranges, the at least one diffusing layer is disposed in the second arc region of the at least one non-conversion region, the at least one wavelength conversion layer is disposed in the third arc region of the at least one wavelength conversion region, the first laser light forms the first color light after passing through the at least one diffusing layer, and the first laser light forms the at least one second color light by the at least one wavelength conversion layer.