| 摘要 |
PROBLEM TO BE SOLVED: To provide an optical recording medium with a wide power margin characteristic.SOLUTION: An optical recording medium according to an embodiment of the present invention includes a first recording film containing an oxide of metal X, and a second recording film containing an oxide of metal Y and disposed next to the first recording film. The metal X is at least one selected from a group of W, Mo, Fe, and Cu, and the metal Y is at least one selected from a group of Cu and Fe.SELECTED DRAWING: Figure 6 |
