An optical disc is a flat, usually disc-shaped object that stores information in the form of physical variations on its surface that can be read with a beam of light. Optical discs can be reflective,
The optical lens of a compact disc drive
Optical discs are not vulnerable to water.
An earlier analog optical disc recorded in 1935 for Lichttonorgel [de] (sampling organ)
Video CD is a home video format and the first format for distributing films on standard 120 mm optical discs. The format was widely adopted in nearly all of Asia, superseding the VHS and Betamax syste
"Copy Protected" logo on a VCD package produced in Hong Kong
PlayBack Control (PBC) added in VCD 2.0 requires a special 'Return' button
Films released on VCD can come on as many as 3 discs, depending on the length of the film; cases of VCDs are shaped like those of audio CDs