| 摘要 |
<p>An object of the present invention is to provide an apparatus and a method of manufacturing a scribing wheel, which is a tool used to cut a brittle material, including a plurality of micro-notches formed at a edge line portion thereof, and an apparatus and a method of manufacturing micro-notches at a edge line portion of a scribing wheel using an ultrafast laser, capable of implementing a non-contact type process by forming the micro-notches using the ultrafast laser.</p> |
