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This article presents a comparative clinical study of digital imaging, as a new technology, and"nconventional method for X - Ray absorption in lens and thyroid."nClinical examination was performed on 50 patients with an average of 28 years among the cases who were reffered to the department of rediology, Islamic Azad universiy of IRAN in 1999."nTwo pocket dosimeters were used to meausre the dose rate. One was placed on the skin of thyroid region and the other on the eyes."nThe results revealed that the absorbed dose in RVG was significantly lower than conventional method (P