XMM's Flight Model 1 mirror module under integration on the Vertical Optical Bench at Media Lario, Bosisio Parini, Italy. Integration began with the smaller mirror, including alignment, centring and bonding inside the grooves of a spider-like structure. The photograph shows 40 out of the 58 mirrors already glued into position. [Image Date: 02-12-96] [96.12.002-107]