JP2003281781A5 - - Google Patents

Claims (5)

A substrate, a recording layer, an optical recording medium comprising a light transmitting layer are laminated, the light transmission layer is made of heat shrinkable film is and the grooves and / or pits on the surface of at least a hand of the heat shrinkable film is formed An optical recording medium.   The optical recording medium according to claim 1, wherein the heat shrinkable film is made of a thermoplastic resin and is isotropically shrinkable.   The optical recording medium according to claim 1, wherein the heat-shrinkable film heat-shrinks 10% or more in an environment of 50 ° C. or higher. A substrate , grooves and / or pits formed on both sides thereof, at least two layers of a first light transmitting layer, a recording layer formed on the grooves and / or pits of the first light transmitting layer, and a second light; The optical recording medium according to claim 1, wherein the optical recording medium has a structure in which at least a transmission layer is laminated . In an optical recording medium in which a substrate , at least two recording layers, and at least two light transmission layers are laminated, at least two pairs of the light transmission layers and the recording layers are laminated in order, and the pair The method for manufacturing an optical recording medium according to claim 1, wherein the layers are laminated by fusion bonding .