Make accurate comparisons between life-size (what you see) and image-size (what you get) The 3cm ruler is specifically designed for Teleradiology, CR and DR imaging where the image size does not always match the life-size anatomy.
Place a marker on the CR or DR Plate and capture the radiographedanatomy. The image of the unique 3cm ruler gives an immediate visual and measurable cue as to the size of the screen image compared to the life size anatomy.
Uses High Density Lead Numbers
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