| 摘要 |
PROBLEM TO BE SOLVED: To fabricate a fluorescent lamp that can be used in a large current region and can be made small in size. SOLUTION: This is a fluorescent lamp 1 having a structure in which a phosphor film 12 is formed on the inner wall of a glass tube 11 and a rare gas or a rare gas and mercury are filled in the glass tube, and a lead wire 13 is sealed airtight at the both ends of the glass tube, and an electrode 14 is connected at each inner end of the lead wire. A getter material 15 which absorbs impurities is embedded inside each inner end of the lead wire 13, and each of the electrodes 14 has a cylindrical structure of which inside is hollow. COPYRIGHT: (C)2003,JPO
|
