| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a fluorescent filler which enables the production of optical elements such as light-emitting diodes improved in luminous performances and reliability and to provide a method for forming the same. <P>SOLUTION: The fluorescent fillers (10 and 20) provided are ones containing a plurality of individual fluorescent filler particles (11 and 21) and coating layers (12 and 23) with which the particles (11 and 21) are coated, wherein the coating layers (12 and 23) contain a plastic substance. <P>COPYRIGHT: (C)2004,JPO |
