发明名称 |
Fluorescent lamp, self-ballasted fluorescent lamp and lighting apparatus |
摘要 |
The fluorescent lamp has a bulb formed by lead-free glass having an ultraviolet ray transmission factor of 40% or less at 300 nm or less, mercury gas and rare gas sealed in the glass bulb, a phosphor layer formed on the inner wall of the glass bulb, and a pair of discharge electrodes for causing discharge in the glass bulb and the lead-free glass contains an ultraviolet ray reduction material for absorbing or reflecting ultraviolet rays generated from the fluorescent lamp and can reduce ultraviolet rays to 40% or less at a wavelength of 300 nm or less.
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申请公布号 |
US2002057059(A1) |
申请公布日期 |
2002.05.16 |
申请号 |
US20010916206 |
申请日期 |
2001.07.27 |
申请人 |
OGISHI KAZUHISA;ITO HIDENORI;KAWASHIMA SEIKO;TAMURA NOBUHIRO;SAKAKIBARA YUICHI;HATAKEYAMA KEIJI |
发明人 |
OGISHI KAZUHISA;ITO HIDENORI;KAWASHIMA SEIKO;TAMURA NOBUHIRO;SAKAKIBARA YUICHI;HATAKEYAMA KEIJI |
分类号 |
H01J61/28;H01J61/30;H01J61/35;H01J61/42;H01J61/56;H01J61/72;(IPC1-7):H01J17/16 |
主分类号 |
H01J61/28 |
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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