Setting The Exposure Mode And Time - iM3 REVOLUTION 4DC Manual

- The x ray emission axis is perpendicular to the image receiver (for example a sensor or photostimulated
phosphor plate) which in turn is parallel with the tooth's long axis.
- As a result, the picture of the tooth will only be deformed by the divergence of the x rays in relation to the focus
spot.
- Radiographic enlargement may reach up to 15%.
- For some "special" pictures, for example occluded ones, it may be necessary to remove the rectangular
collimator and use the round one if a positioner is not present.

5.4. SETTING THE EXPOSURE MODE AND TIME

The exposure parameters are set by following the directions given below:
1) Select the tooth to be examined
2) Select the patient size
The exposure time is automatically shown on the handheld screen.
NOTE: Each tooth and patient size selected is displayed for approximately 1 second according to the
operating mode used (En60, En63 o En65).
NOTE: This section applies only to models RX DC REF: I3PV*6***
(Character * can be any alphanumeric value)
NOTE: This section applies only to models RX DC REF: I3PV*7***
(Character * can be any alphanumeric value)
The suggested exposure time can be changed with keys
1.00s belonging to the R'20 scale can be set. Random exposure times different from the ones provided in the R'20
scale cannot be set.
When the exposure time displayed differs from the default setting, icon
To save the new setting, make sure that icon
seconds. The handheld will beep shortly to confirm that the setting has been saved. At this point, make sure that icon
is off.
NOTE: If the exposure time is not saved, the change made will be lost after a new entry or as soon as the
handheld changes over to stand-by.
EN
and
is on and then press and hold down key
OPERATOR'S MANUAL
. Exposure times ranging from 0.01s to
comes on.
for approximately 2
21