Optical recording medium with transmissivity controlling layer
Optical recording medium, information recording method and infor
Optical recording medium, process for preparing the same and its
Optical recording members and method for production thereof
Optical storage medium
Optical storage medium
Optical storage medium and method of producing optical...
Optical storage medium enabling uniform light transmittance,...
Optical storage medium with first layer containing optically rea
Optical/magneto-optical recording medium having a hygroscopic sw
Optically recordable carrier
Optically-readable disk with copy protection device
Process for producing a low hygroscopic methacrylic resin and in
Process for producing stamper of multi-valued ROM disc,...
Protected optical disk of welded construction
Protected optical disk with a free layer holder
Read-once record medium
Read-only optical recording medium and disc cartridge
Recording device with a porous heat barrier
Recording medium having a track and electrode layer provided and