Figure 2.
A geometrical demonstration of the fan-beam data acquisition, where R is the radius of the scanning trajectory and S is the location of the source.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.