The lamp is very convenient because it has an incredible reach. From the desk to the floor except for Regal's, the ceiling can illuminate so, turn, bend, rotate ... super! I have the lamp with a - Osram PARATHOM CLASSIC Advance 6 Watt MATT E27 827 LED - replaced, nursery ready and immediately pleasant, very soft and homogeneous light. The only thing that looks ugly on this lamp, the air slots in the upper bulb area. These have no function, because the socket is provided on the inside with a threaded ring, which prevents the Lufttfluss outwards. Also no light comes up to the louvers and the beautiful effect of bright louvers can be found here for the time being no longer. However, can easily be procured remedy: the ring can be easily unscrew the lamp, without tools using only the fingers. The stability of the bulb socket in the lamp does not change noticeably, now the slots and the hot air can flow glow. That's fine! the bulb inside