https://www.selleckchem.com/pr....oducts/pf-477736.htm
Before and after exchanging crosshair sheets, the fields also exhibited differences in uniformity. The proposed method quantifies the light field using a photodetector and can be used to compare the light field with the X-ray field, conforming a useful tool for evaluating the accuracy of treatment devices in an objective and systematic manner. The proposed method quantifies the light field using a photodetector and can be used to compare the light field with the X-ray field, conforming a useful tool for evaluating the accuracy of trea