Optical disks
Dimensions
Block formats
Digital signals
Recording characteristics
Audio systems
Error-correction codes
Digital recording methods
Data layout
Diameter
Optical recording
Codes
Testing conditions
Recording equipment components
Mass
Sound recording
Coding (data conversion)
Recording tracks
Recording media
Labels
Signals
Modulation
Error correction
Recording systems
Mechanical properties of materials
Optical disk recordings
Bytes
Optical properties of materials
Defects
Sound reproduction
Interchangeability