Thanks to the central pivot you can handle the diffuser directly to lean it vertically from 0 to 90 degrees. the flux of the LED is constant and uniform along the whole lighting ring.

Product Name HALO
Brand Artemide
Designed by Karim Rashid
Colour White
Materials Polycarbonate, aluminum,
zamak, steel
Delivered lumens output 1140lm
CRI 80
Watt 13W (integral led)
Color temperature 4000K
Installation Table
Dimensions 350x530x160