Optical switches are used in telecommunications networks to route optical signals.

The co-optations of new members into the organization helped to diversify its perspectives.

Extraordinary optical transmissions can be observed in certain materials.

Integrated optical circuits are widely used in telecommunications.

I need to order some optical flats for the experiment.

There are many optical doubles in the night sky.

The optic chiasms are responsible for the crossing of optic nerve fibers.

The optical axes of the two lenses are aligned.

Optical activities can be observed in certain crystals.

The optacons on the table are all different colors.