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. Author manuscript; available in PMC: 2017 May 21.
Published in final edited form as: Phys Med Biol. 2016 Apr 15;61(10):3681–3697. doi: 10.1088/0031-9155/61/10/3681

Figure 2.

Figure 2

Illustration of the four different scanner geometries. The FOV is fixed at 225 mm. (a) Scanner 1 (R = 135 mm). (b) Scanner 2 (R = 174 mm). (c) Scanner 3 (R = 212 mm). (d) Scanner 4 (R = 288 mm).