Patent ID: 6181860
Filing Date: 2001-01-30
Classification: G02B

Abstract:
An optical waveguide comprising a transition portion in at least one connection end for enabling connection with a single optical component, said transition portion being arranged to include a widening portion increasing in width and leading to a tooth structure, where said tooth structure is capable of interfacing said single optical component,wherein the widening portion is arranged in a plane which is parallel to a surface on a substrate where the waveguide is arranged,wherein the waveguide with the widening portion and the tooth structure are equally high in relation to the surface of the substrate on which they are arranged,wherein the material in the waveguide is polymer,wherein the tooth structure comprises at least two teeth, wherein said at least two teeth taper to decreasing width in a direction going away from the widening portion,wherein the teeth in the tooth structure have different shapes and size in relation to each other.