X-Ray Generator Technical Specifications
KODAK 9000C and KODAK 9000C 3D Extraoral Imaging System Installation Guide (SM714)_Ed 01 7–7
Figure 7–2 Heating and Cooling Curves of the X-ray Tube
Maximum symmetrical field of radiation at a distance of 
690 mm from the focal point (3D mode)
47 (± 1) x 59 (± 1) mm
Maximum symmetrical field of radiation at a distance of 
1720 mm from the focal point (cephalometric mode)
• 205 (± 15) x 205 (± 15) mm
• 205 (± 15) x 274 (± 15) mm
• 274 (± 15) x 274 (± 15) mm
• 274 (± 15) x 300 (± 15) mm
• 300 (± 15) x 300 (± 15) mm
At the detector reference plane
Table 7–5 Characteristics of the X-ray Tube 
Manufacturer’s name CEI
Type OPX 105
Nominal high voltage  90 kV
Nominal anode power 810 W
Maximum amount of heat accumulated in the anode  30 kJ
Nominal focal spot diameter (IEC 60336)  0.5 mm (0.020'')
Anode materials  Tungsten
Target angle 5°
Inherent filtration 0.5 mm (0.20 ") eq. Al
Table 7–4 Beam Limitations of the X-ray Generator  (Continued)