8.3 X-ray unit settings
Intraoral X-ray units
The indicated standard values are a recommendation, the dentist determines the individual setting of
the exposure values
A setting of 60 kV is preferred provided it can be set on the X-ray unit
The standard exposure values for F-speed film (e g Kodak Insight) can be used
The following table shows the standard values for the exposure time and the dose area product of a
PSP for an adult patient
Incisor
Premolar
Molar
Bite wings
Incisor
Premolar
Molar
Bite wings
Check and adjust the specific X-ray unit in accordance with the standard values
i
2151100018L40 1903V012
OBJ_DOKU-0000003578-mehrere-011.indd 29
without X-ray field
limitation
60 kV
mGycm
2
008 s
146
012 s
219
017 s
311
018 s
329
without X-ray field
limitation
70 kV
mGycm
2
013 s
118
018 s
164
025 s
228
027 s
246
DC emitter, 7 mA
Tube length 20 cm
X-ray field limitation
0.8 x 1.2 in
2
(20 x 30 mm
)
2
60 kV
mGycm
2
008 s
31
012 s
46
017 s
66
018 s
70
DC emitter, 6 mA
Tube length 30 cm
X-ray field limitation
0.8 x 1.2 in
2
(20 x 30 mm
)
2
70 kV
mGycm
2
013 s
25
018 s
34
025 s
48
027 s
52
Installation
X-ray field limitation
1.2 x 1.6 in
2
(30 x 40 mm
)
2
60 kV
mGycm
2
008 s
62
012 s
93
017 s
132
018 s
14
X-ray field limitation
1.2 x 1.6 in
2
(30 x 40 mm
)
2
70 kV
mGycm
2
013 s
50
018 s
69
025 s
96
027 s
104
29
09.04.2019 10:51:15
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US