optical disk
optical disc

Often, the computer could not boot from optical discs.

It is a plastic case with an open right side so the optical disc can be slipped in.

Information about what kinds of optical discs the players can play.

This is why the D resembles an optical disc.

The disk used for this is an optical disc.

Extractions can be made to a hard disk or burned onto an optical disc.

Initially, optical discs were used to store music and computer software.

Here, files accessed are only sent back to the optical discs after they have been utilized.

Some operating systems allow these relaxations as well when reading optical discs.

Most people probably don't have software on optical disc.