Deployable Sunshield
AssemblyFive-layer, tennis-court-sized Kapton membrane stack that attenuates 200 kW of incident sunlight to a fraction of a watt, letting the optics cool passively below 50 K. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Deployable Sunshield
5 top-level lines as of r161482| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Sunshield Membrane | space-telescope-shield-membrane | 5× | 5 | · | part |
| 2 | Telescoping Mid-Boom | space-telescope-shield-boom | 2× | 2 | · | part |
| 3 | Spreader Bar | space-telescope-spreader-bar | 4× | 4 | · | part |
| 4 | Tensioning Cable Drum | space-telescope-cable-drum | 8× | 8 | · | part |
| 5 | Membrane Release Pin | space-telescope-release-pin | 107× | 107 | · | part |