INFORMATION CARRIER FOR OPTICAL STORAGE DEVICE Russian patent published in 2000 - IPC

FIELD: optical instruments. SUBSTANCE: device has transparent substrate, recording medium, reflecting and protection layers. Reflecting layer is made from aluminum or gold. Recording medium contains chemically active layers. Reflecting layer is made from bismuth, or indium, or tellurium, or tin, or antimony, or lead, or titan, or zinc, or chrome, or germanium, or copper, or cadmium, or gold, or aluminum, or silver. Chemically active layer is made from glass-like alloy of arsenic with sulfur or selenium, or of germanium with sulfur or selenium, or from alloy of arsenic, germanium and sulfur, or arsenic, germanium and selenium, or arsenic, germanium, sulfur and selenium. EFFECT: increased optical band, increased reflection index, increased protection against weather influences. 1 dwg