Photometer Focal Plan Unit

PACS Photometer Focal Plan Unit (PhFPU) drawing PACS Photometer Focal Plan Unit picture
 
The Bolometer Focal Plane (BFP) comprises:
  • a 300 mK focal plane,
  • a 300 mK thermal strap,
  • a 2 K buffer circuit,
  • a mechanical frame,
  • and an envelope.
 PACS BFP
PACS BFP Structure 

BFP structure for the 300 mK/4 K stages interface,
complete with Kevlar suspension.

Credits CNES/CEA