NASA Hubble Advanced Camera for Surveys High Resolution Channel (ACS-HRC)

hst-docs.stsci.edu/.../3-5-acs-quick-reference-guide

Type	Dedicated deep-sky camera
Cooled	No
Back focus	n/a
Users	2
Images	1
Most often used with	There doesn't seem to be anything here.

Community notes

The ACS-HRC a 1024x1024 pixel CCD with 21 micron pixel size and a total field-of-view of 29x26 arc-seconds. The effective focal ratio of the telescope/camera combination if approximately F/72. The ACS-HRC suffered a failure in 2007 and has been in-operable since.