... 7 Cold Optics .. ... 7 HARP-B Imaging Array.. ... This allows the cryostat to be constructed as a lower 60K cold optical bench with optics on one side and the cryo-cooler on the other (with a removable side panel and thermal shields to allow easy access) and a 4K unit on top to house the array. ... Figure 8 - HARP-B control electronics 13 3.8 Microcomputer & Control software The HARP-B control computer is a Power-PC based embedded system running the VxWorks real-time operating system. ...
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