From: Characterisation of a hand-held CZT-based gamma camera for 177Lu imaging
Name
Hole length
Wall thickness
Hole width
Material
Hole shape
LEHR
22.6
0.23
2.23
Lead
Square
LEHS
11.2
0.42
2.04
Tungsten
MEGP
11.5
0.96
1.50
Circular