4.1.7 Film dosimeter
The Kodak EDR 2 as displayed in Figure 4.7, Ready-pack film (Carestream Health, Inc. RochesterNY) was employed in this study. The response of the film ranges between 25 and 400 cGy and the saturation exposure is about 700 cGy. The size of the film is 10´12 inches (25.4´30.5 cm2). This film was used as a reference detector for this study due to high spatial resolution. The reference from www. kodak.com