Eberhard Spiller, Janusz Wilczynski, et al.
Applied Physics Letters
A mode index lens and a lens formed by a spherical depression in the substrate of the waveguide have opposite aberrations and can be combined in an element with considerably reduced aberrations. Only small differences in the mode index are required for the optimum combination. © 1974 Optical Society of America.
Eberhard Spiller, Janusz Wilczynski, et al.
Applied Physics Letters
Cindy J. Hayden, Eberhard Spiller
Applied Optics
Eberhard Spiller
Applied Optics
Eberhard Spiller
Proceedings of SPIE 1989