Rudolf Keil

Transmission and reception module for a bidirectional communication network

Method for adjusting coupling optics and the end of a waveguide relative to a semiconductor laser

Method for the manufacturing of a fiber with a tapered end having a refractive lens

Optical control apparatus controlling rays travelling through a light guide, in particular an optical switch.

Prism coupler device for an optical waveguide

Apparatus for the manufacture of constructions in fibers

Planar waveguide lens, its utilization and method for its manufacture

High resolution acousto-optical light deflector

Dynamically one-mode semiconductor laser

Optical fiber feedthrough for optoelectronic modules and methods of its manufacturing.