XMM mirror production

Preparation for integrating an XMM mirror at Media Lario, Bosisio Parini, Italy. This mirror (600 mm diameter, 0.9 mm thick, 600 mm long) is suspended for alignment and centring on the supporting spider. This work was performed in a class 100 clean area. [Image Date: 02-12-96] [96.12.002-093]