Patent ID: 8724937

Claim:
An injection molded interface device, the injection molded interface device comprising: a cap portion and a body portion together formed in an injection mold in which the cap portion is of a substantially optically transparent material and disposed on the body portion; and the body portion comprising: a single-mode waveguide portion including a substantially optically transparent material; a cladding portion defined by channels contacting the waveguide portion, the cladding portion including a substantially optically transparent polymer material; an engagement feature operative to engage channels in a wafer, the engagement feature comprising sloped walls that extend upward from a planar surface of the body portion such that the sloped walls define angles approximately 20° to 70° relative to the planar surface of the body portion; and a guide portion operative to engage a portion of an optical fiber ferrule; wherein the body portion comprises single-mode waveguide portions on both a left side and a right side of the sloped walls of the engagement feature.