| abstract |
(57) [Problem] To provide a rolling bearing which can sufficiently cope with high-speed rotation and which can make a machine tool compact and reduce operating costs. SOLUTION: Fine particles containing a pure diamond, diamond-like carbon, and amorphous carbon are provided between an inner ring 12 and an outer ring 11 so that a plurality of ceramic rolling elements 13 are rotatably held by a retainer 14. A rolling bearing 10 characterized by containing grease containing |