The Frankfort plane light is located inside the column. The light’s position
can be adjusted if needed. This is done by rotating the thumb wheel below
the light slot.
8.6 Adjusting exposure values for current exposure
The exposure values have been preset at the factory for each patient size
and program type. The preset exposure values are average values and they
are only meant to guide the user.
NOTE
Always try to minimise the radiation dose to the patient.
The preset exposure values are shown in the following tables.
Factory presets for posteroanterior sinus exposures
PATIENT SIZE kV VALUE mA VALUE
Child (XS) 72 4
Small adult (S) 74 5
Factory presets for posteroanterior sinus exposures
PATIENT SIZE kV VALUE mA VALUE
Medium-sized adult (M) 76 6.3
Large adult (L) 78 8
Extra large adult (XL) 80 10
8 Sinus exposure
82 Planmeca ProMax User's manual
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