<p>A magneto-optical disc (D) having an opticalmagnetic recording layer (2) formed on the surface of a transparent base plate (1) opposite to its beam incident surface (1b). A layer (5; 25) excellent in lubriciousness is formed in superimposition on the opticalmagnetic recording layer (2) to enable the magnetic head to be in direct sliding contact with the disc surface to provide for stable recording and improved recording performance as well as to reduce adverse effects caused by deposition of foreign matter such as dust and dirt. <IMAGE></p>
申请公布号
EP0464674(A2)
申请公布日期
1992.01.08
申请号
EP19910110662
申请日期
1991.06.27
申请人
SONY CORPORATION
发明人
OHMORI, TAKASHI;FUJISAWA, HIROTOSHI, SONY CORPORATION;YOSHIA, TADAO, SONY CORPORATION