2.2 WFPC2 Configuration, Field-of-View, and
Resolution
The field-of-view and angular resolution of the wide field and planetary camera is split up as follows (see Chapter 4 for more details on CCDs):
Table 2.1: Summary of Camera Format.
Camera |
Pixel and CCD Format |
Field-of-View |
Pixel Scale |
F/ratio |
Wide Field |
800 × 800 × 3 CCDs |
2.5' × 2.5' (L-shaped) |
~100 milli- arcseconds |
12.9 |
Planetary |
800 × 800 × 1 CCD |
35" × 35" |
~46 milli- arcseconds |
28.3 |
Figure 2.1: Wide Field Planetary Camera 2 Concept Illustration. The calibration channel, and pick-off mirror mechanisms are not shown.
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