Geometry Single object model with adequate number of polygons for be using as part of scene, core lamp cylinder have 64 vertex at the circle and horizontal cylinder 32 vertex. For realy close view u can add another level of subdivision/turbosmooth.
Materials Model have applied 2 type of empty material for simple replace this in your soft.
Dimensions X: 8 cm Y: 15 cm Z: 17.9 cm