Total filtration requirements for units operating below 50 kVp are:
2.5 mm Al
1.5 mm Al
0.50 mm Al
3.0 mm Al
0.50 mm Al
Rationale: Total filtration requirements for tubes operating below 50 kVp is 0.5 mm Al, 1.5 mm Al for tubes operating between 50-70 kVp, and 2.5 mm Al for tubes operating above 70 kVp.
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