An optical isolator is a device that allows light to travel only in one direction, blocking any transmission in the opposite direction. In optical fibre communications networks it is an essential ...

Researchers propose a novel mechanism for non-reciprocal optical devices without magnetic fields through nonlinear ...

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optical isolators, and custom components for mid IR spectroscopy others. Besides IR optics, BBT is also active in the field of Acousto-Optical devices and hyperspectral imaging systems. Thanks to ...

This enabled a miniaturized optical isolator waveguide with >25 dB isolation ratio and <1.5 dB insertion loss over the entire optical telecom C-band, without lenses or an external magnet.