发明名称 |
Fluorescent lamp, backlight apparatus, and manufacturing method of fluorescent lamp |
摘要 |
A fluorescent lamp including a glass bulb, a protection layer formed on an inner surface of the glass bulb, and a phosphor layer formed on a surface of the protection layer. The surface of the protection layer that is in contact with the phosphor layer has cracks. The bulk density of the metal oxide particles in the protection layer 32 is 80% or more. The surface of the protection layer 32 has 20 to 200 cracks per millimeter in a tube axis direction. The average particle diameter of the metal oxide particles is in the range from 0.01 mum to 1 mum. The thickness of the protection layer is in the range from 0.5 mum to 5 mum.
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申请公布号 |
US7538495(B2) |
申请公布日期 |
2009.05.26 |
申请号 |
US20050237989 |
申请日期 |
2005.09.28 |
申请人 |
PANASONIC CORPORATION |
发明人 |
WADA HIDEKI;YAMASHITA HIROFUMI;TODA SHOGO;MANABE YOSHIO;MANIWA TAKASHI;HASHIMOTO NOZOMU;MATSUO KAZUHIRO;ITAGAKI KATSUMI |
分类号 |
H01J17/16;H01J61/35 |
主分类号 |
H01J17/16 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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