The High Definition Ergo loupe allows you to work in comfort and preserve your career. Our deflection optics improve posture without sacrificing vision. By using refractive prisms to allow clinicians to sit up straight and reduce neck tilt, the HDL Ergo loupe is an ergonomic option that delivers all-day comfort. Our HDL Ergo 5.0x magnification is our highest level offered in a deflection loupe, making it the loupe of choice for clinicians performing exacting procedures. Improve your posture, improve performance.