Patent ID: 7907805

Claim:
An optical waveguide for a touch panel, comprising: a body made of an under cladding material or a metal material; cores formed on a predetermined portion of a surface of the body; and an over cladding layer formed on the surface of the body so as to cover the cores, the optical waveguide being provided along a peripheral portion of a display screen of a display of the touch panel, the cores including a light-emitting core for emitting light beams and having an end surface positioned in a first side portion of the display screen of said display, another end surface of each of the cores is formed as a non-lens portion, said over cladding layer having an edge portion formed so as to cover the end surface of said light-emitting core and having the bottom surface positioned on the same level as the surface of the body on which cores are formed, the edge portion of the over cladding layer being formed as a lens portion by press molding, the lens portion having a lens surface of a spherical configuration.