For normal mammography, X-ray tube with a nominal focal size of-mm is used?
Ans BIn general smaller the focal spot sharper the image Routinely focal spot size 0.3x0.3mm while magnification technique small focus of 0.1x0.1mm is used.
0.2-0.25
0.3-0.35
0.4-0.45
0.45-0.50
Miscellaneous