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Table  1.  EXP  Time  Table

3.  EXP  Time Settings and Adjustments

Brigtness  of  an  image  depends  on 
distance and  angle  between  X-ray  and  film.

Exposure time may vary depending on 

patient and/or film.

exposure time settings.

Press and Hold the  EXP  button  until  the 

beeping melody is complete.

4.  Image  contrast  about  EXP  time

     

5.  Common Mistakes  In  Periapical  Radiography

If  your X-ray  image  is  like any one of the  images  below,  retake radiograph.

fig  5  Radiograph film

out of target area

 

fig  6  Underexposed  film

 

fig  7  Radiograph  overlap

 

fig  8  Reversed  film

fig  9  Double  exposure  film

fig  10  Blurred  image

       

fig  11  Blanck  film 

(unexposed)

 

fig  12  Pressure  (fingernail 

pressure  marks)

Different film print methods can be factor in

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