Water has a lower index of refraction than paper fibers, which is why it generally does not make paper transparent.

Not only can robots reliably identify and grip transparent or dark objects, they can also continue working almost without interrupting the cycle.

Caltech scientists have invented an ultrafast camera that is capable of taking 1 trillion frames per second of transparent objects. The invention comes after the university created a camera so ...

Picking up transparent objects is hard when you’re a robot. Many of the traditional cameras and sensors just can’t get a good enough view to tell the ...

Cellulose treatment enables creation of optically transparent paper for use a substrate.