Performance Measurements of Positron Emission Tomographs,
NEMA Standards Publications No. NU2, National Electrical Manufacturers Association
(NEMA), Washington, DC, 2001
Specifications:
Five internally stacked concentric aluminum tubes – all 700 mm in length
1st Tube
- Inside Diameter: 3.9 mm
- Outside Diameter: 6.4 mm
2nd Tube
- Inside Diameter: 7.0 mm
- Outside Diameter: 9.5 mm
3rd Tube
- Inside Diameter: 10.2 mm
- Outside Diameter: 12.7 mm
4th Tube
- Inside Diameter: 13.4 mm
- Outside Diameter: 15.9 mm
5th Tube
- Inside Diameter: 16.6 mm
- Outside Diameter: 19.1 mm
6th Innermost Tube (a fillable polyethylene tube)
- Inside Diameter: 1 mm
- Outside Diameter: 3 mm