Patent ID: 8913858

Claim:
A fiber optic interface module configured to support one or more optical fibers, comprising: a module body that has front and rear ends, a top surface, a bottom surface and opposing sides, and that is substantially transparent to light having an infrared wavelength; one or more optical fiber support features formed in the top surface and configured to support respective one or more optical fibers; a ridge formed in the top surface and having an angled wall that defines a total-internal-reflection (TIR) mirror; a recess formed in the module body in the bottom surface adjacent the front end and that defines a recess ceiling; one or more lens surfaces formed on the recess ceiling and having respective folded lens axes that are aligned with the one or more optical fiber support features and the TIR surface, with the one or more lens surfaces defining respective one or more back focus distances F 2 from the end wall of the ridge, wherein F 2 is greater than zero.