| 摘要 |
A fluorescent lamp is provided to implement a plurality of colors by coating the inner surface of the second main tube unit with different fluorescent material. A fluorescent lamp(200) comprises a first shift main tube unit(210), a second shift main tube unit(220), and a third shift assistant tube unit(230). The first shift main tube unit comprises the first main tube(211). The second shift main tube unit is connected to the first shift main tube unit. The second shift main tube unit comprises the second main tube(221) and the third main tube(222). The third shift assistant tube unit is connected to the second shift main tube unit. The third shift assistant tube unit comprises the first assistant tube(231) and the second subsidiary tube(232). The first connection tube(215) is connected to the first shift main tube unit and the second shift main tube unit. The second connecting tube(225) is connected to the second shift main tube unit and the third shift assistant tube unit. More than two different fluorescent materials are coated inner surface of the first or the third main tube.
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