| 摘要 |
Lighting device comprising a lighting bulb arranged inside a reflector produced from a transparent material and possessing a selective reflecting surface (4) capable of reflecting the visible radiation coming from the bulb (2), while allowing the heat radiation to pass through it, while on the outside of this reflector there is a reflecting surface (6, 8) for the heat radiation passing through the reflector (1), the device being characterized in that the reflecting surface (8) for the heat radiation is formed on a supporting piece arranged outside the reflector.
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