Riding in strong sunlight is one thing few motorcyclist like to do without sunglasses. Using a transparent LCD film attached to the helmet visor is a Raleri invention dating years ago, but it looks ...

It's a rare case of all light and no heat: A new study reports that a laser can be used to switch a film of vanadium dioxide back and forth between reflective and transparent states without heating or ...

Highspeed fibre optic switches benefit from non-mechanical operation. They are based on electro-optic technology and are highly reliable with no moving parts and organic materials in the light path.

It’s a rare case of all light and no heat: A new study reports that a laser can be used to switch a film of vanadium dioxide back and forth between reflective and transparent states without heating or ...