Muncy, Geissler, Olds & Lowe, P.C.
Light filter structure
A light filter structure is provided. The light filter structure includes a substrate having a plurality of photoelectric conversion elements. The light filter structure also includes a first metal-stacking layer disposed on the substrate. The light filter structure further includes a graded layer disposed on the first metal-stacking layer. The graded layer has a continuously or non-continuously varied thickness. The light filter structure includes a flatting layer disposed on the graded layer. The light filter structure also includes a second metal-stacking layer disposed on the flatting layer.
VISERA TECHNOLOGIES COMPANY LIMITED
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Yu-Jen
Chen