The tin filter removes low-energy photons from the X-ray spectrum typically absorbed in the patient. Effect of automated tube voltage selection, integrated circuit detector and advanced iterative reconstruction on radiation dose and image quality of 3rd generation dual-source aortic CT angiography: Source Page Title Unable to find matching HQ page. European Journal of Radiology, 85 1, Automated Tube Voltage Selection in Thoracoabdominal Computed Tomography at High Pitch Using a Third-Generation Dual-Source Scanner: This results in increased dose efficiency from the Sn kV spectrum and fewer beam hardening artifacts.
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