Unfortunately, CD/DVD players are a rare sight in ... It typically sits in a black casing positioned near the center of the ...

A sensor reads the laser’s reflection on these surfaces ... It’s not even a CD changer but a single disc player parked in between the physical audio knobs on the center stack.

At the time, CD players were a revolutionary way to listen to music using a combination of a lens and laser to interpret tiny ridges on the underside of the disc. The superior sound quality vs.

Today's optical data-storage technologies, such as CD, DVD and Blu ... in a single DVD-size disk. In two-photon 3D optical data storage, writing is performed by short laser pulses at a wavelength ...