20020131_2 files [ Kerry's type ]


Properties of material
material Young's Mpdulus
[Pa]		 density
[kg/m3]		 CTE
[/K]
Al6061@77K 70 * 109 2.7 * 103 15.9 * 10-6
G10@77K 23.8 * 109 1.88 * 103 5.7 * 10-6



Cooled optical bench and straps 
Overall


Side views


Close up upper strap ( look down from upper )


Close up lower strap ( look up from lower )
Displacement under gravity