Patent ID: 8981631
Filing Date: 2015-03-17
Classification: G02B,H05K

Abstract:
1. An illumination apparatus, comprising: a substrate having a top surface; an illumination element disposed on the top surface of the substrate; and a lens structure disposed above the illumination element, the lens structure comprising: a lens body positioned above the illumination element and having a bottom surface; and a plurality of lens stands disposed on the bottom surface of the lens body, wherein the substrate has a plurality of tunnels around the illumination element, wherein the lens stands respectively insert into the tunnels, so that the lens body is fastened on the substrate; wherein each of the lens stands comprises: a supporting part supporting the lens body; and a threading part connected to the supporting part and threading through the tunnel, wherein the length of the threading part is long enough to make the bottom of the threading part exposed out of the substrate, wherein the cross-sectional area of the supporting part taken along a direction parallel to the top surface of the substrate is greater than the cross-sectional area of the threading part taken along the direction parallel to the top surface of the substrate.