Optical data storage medium capable of reversibly displaying...

Optical data storage medium containing a diaza hemicyanine...

Optical data storage medium containing a triazacyanine dye...

Optical data store comprising an axially substituted cobalt...

Optical data stores containing a Co-phthalocyanine complex...

Optical device

Optical device and manufacturing method thereof

Optical disc

Optical disc

Optical disc

Optical disc

Optical disc

Optical disc

Optical Disc

Optical disc

Optical disc

Optical disc

Optical disc

Optical disc

Optical disc