Sirona Heliodent Plus Operating Instructions Manual page 35

Sirona Dental Systems GmbH
Operating Instructions HELIODENT
Round cone:
200 mm (8")
60 kV
Time
2
mGy cm
0,01 3
0,02 5
0,03 8
0,04 11
0,05 13
0,06 16
0,08 22
0,10 27
0,12 32
0,16 43
0,20 54
0,25 67
0,32 86
0,40 108
0,50 134
0,64 172
0,80 215
1,00 269
1,25 336
1,60 430
2,00 538
2,50 672
3,20 860
62 14 717 D3507
D3507.201.01.06.02 05.2011
PLUS
Calculation and definition of the dose area product for the
HELIODENT
Tables with typical values for the dose area product (DFP)
Dose area product cone 200 WW
with radiation field limitation
70 kV 60 kV
2
mGy cm mGy cm
3 1
7 2
10 3
14 5
17 6
21 7
28 9
34 12
41 14
55 18
69 23
86 29
110 37
138 46
172 58
220 74
276 92
344 115
431 144
551 184
689 230
861 288
1102 369
Dose area product cone 300 WW
PLUS
3x4
70 kV
2 2
mGy cm
1
3
4
6
7
9
12
15
18
24
30
37
47
59
74
94
118
148
185
236
295
369
472
9 Dose area product (DFP)
2x3
60 kV 70 kV
2
mGy cm mGy cm
1 1
1 1
2 2
2 3
3 4
3 4
5 6
6 7
7 9
9 12
12 15
14 18
18 24
23 30
29 37
37 47
46 59
58 74
72 92
92 118
115 148
144 185
184 236
2
35