The Easy Reader radiopaque ruler is ideal for spine and hips to ankle examinations. Its high-contrast NIST compliant reference marks are easy to see with your eyes as well as in a radiograph. It is simple to attach and remove with a stainless steel plastic-lined bracket that glides across the entire imaging area and won’t scratch or mar equipment. Available in a variety of lengths, with or without a mounting bracket. It is 100% lead-free, RoHS compliant and made in the USA.