| 摘要 |
A new fluorescent lamp comprises a lamp tube and an electronic ballast, it i s characterized in that it is provided with an outer tube, there are respectively an outer plug at both ends of the outer tube, in which inserts a socket for the lamp tube. The electronic ballast is between the outer plug a nd the socket for the lamp tube at one end, said lamp tube is disposed between two sockets for the lamp tube. There are advantages as follow: an urgent lighting, the electronic ballast and the compact lamp tube are integrated as one whole; it is convenient for mounting and excharging, a cost for mounting is greatly reduced; it is possible for repacking to maintain an original means, to reduce a contamination of a waste; its weight is light; its power factor is high, more than 95%, it is economical in power, a cost for transporting is low; the color rendering index (CRI) is more than 80%; it is ignited immediately after it is turned on, it does not flash; it is applied to lamps having deferent power; the life of the lamp tube is prolonged by 50%; its output brightness is higher than existing lamps by twice or more; the la mp tube still steadily operates when a power supply is unexpected to be shut of f, which reduces accident cases; the whole distortion of a resonant wave become s smaller than 30%.
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