X-ray Mind Map for Image Charctristics

x-ray prependucular to film but the object is not parallel to film x-ray prependucular to object but not the film Image charactristics 1.densityprimary factors mAExposure time 2.contrast primary (exposure ) factors 3.sharpeness focal spot film composition movement Target film distance 4.Magnification Target film distance object film distance secondery factores collimation KVpfocal spot film distance subject thickness subject density filteration processing film type secondery factor High contrast (short gray scale )low contrast (long gray scale )KVpsubject contrast fog and scatter 5.distortion object film distance shortening elongation geometric size of penumbra VISUAL