The most common types are CD, DVD and Blu-ray. As removable media, optical discs superseded the earlier magnetic disk cartridges because they weigh less, have higher capacities and are not subject ...

A storage system that contains multiple optical drives that read and write the media simultaneously. Libraries may hold one disc per drive or have storage for any number of discs or cartridges ...

Starting while at a Silicon Valley startup, Siros Technologies, we explored an alternative approach extnending current optical disk technologies. Here, a spinning disk is written and read by a focused ...

Like the magnetic cassette and the floppy disk before them, optical discs became obsolete, relegated to collector’s items on people’s living room shelves. However, optical discs may be about ...

Like with much of physical media, the onslaught against optical media is ongoing. In the latest hit against physical media fans, LG has discontinued its remaining Blu-ray players. However, this ...

These new optical disks, while expensive, would make it possible to store all the 5.8 billion indexed web pages that power ChatGPT, in the kind of CD binders we used to carry around in the 90s.

Researchers in China have developed a super-high capacity optical disk format that is claimed to hold up to 125TB of data, reports Hong Kong’s SCMP. The new disks are described as outwardly ...

Optical encoder disks and strips are components of rotary and linear encoders, respectively. They are usually made of metal, plastic, glass, or paper. Optical encoders are sensors that translate ...

As prices of writeable media and drives dropped, consumers rushed to duplicate games, create their own mix CDs, and backup their data on optical disc. It was a halcyon time. Fast forward to today ...

CD-ROM - read only, the data is written to them before they are sold. CD-R - meaning CD-Recordable, the user can write data to the CD once or fill it over time using multi-session (writing to the ...