| 摘要 |
PROBLEM TO BE SOLVED: To provide a grinding wheel for grinding which performs work from rough grinding through to fine grinding before polishing in a short period of time, and also to provide a grinding device equipped with the grinding wheel. SOLUTION: This grinding wheel comprises a base body 10 and an abrasive grain layer 20 formed on a surface 10a of the base body 10 to grind a ground object such as a lens. The abrasive grain layer 20 is composed of a plurality of layers 21, 22, 23, and the average grain diameter of the abrasive grains constituting the abrasive grain layer 20 is made larger toward an upper layer. COPYRIGHT: (C)2005,JPO&NCIPI
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