... x-ray system manufacturers have began to adopt CCD detector to make Digital Radiography system. Angell-DR uses ... fully meet the needs of clinical examination;3) Anti-radiation design of CCD keeps long-term consistent and reliable ... Tissue Equalization, Filter Correction, Grayscale Transform, Window/Level Adjustment, Gamma Correction, ROI Equalization, Black/White Reversion, Image Segmentation, Mark ...