| 摘要 |
In a magnetic field generator provided with a magnet to apply a magnetic field onto a magneto-optics recording medium; and a driver for moving said magnet from a first position where said magnet applies a magnetic field in a direction substantially perpendicular to the surface of said magneto-optics recording medium, to a second position where the direction of the magnetic field is opposite to that of the first position; there is further provided a conductive member located near the pole of said magnet parking at the first or the second position.
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