Patent ID: 9447946
Filing Date: 2016-09-20
CPC Classification: F21V,G02F,Y10T

Claim Text:
1. An optical member comprising: a light incident side; a light outgoing side comprising a pattern part in an area corresponding to a light source and an adhesive part in an area aside from that of the pattern part, the pattern part configured to adjust the intensity of a light, the pattern part formed of a non-adhesive ink; and a spacer formed on the pattern part and having a pillar structure in order to maintain a predetermined distance between the pattern part and a film stacked thereon, wherein the spacer is formed by overlapping and patterning an ultraviolet curing ink or a phase change ink; wherein the pattern part includes a diffusion pattern formed on an entire area of the pattern part and a reflective pattern formed over the diffusion pattern, wherein the diffusion pattern is formed of a non-adhesive ink comprising at least one selected from the group consisting of titanium dioxide, Teflon, polystyrene, and silica, and wherein the reflective pattern is formed of a non-adhesive ink comprising at least one selected from the group consisting of Al, Cr, Ag, Hg, Pt, and Mo.