The best method to evaluate loupes’ optic quality is to look at an object with straight black lines. The most common signs of poor quality optics are low resolution, and image distortion as shown in figure B. When viewing through high quality loupes all lines will appear straight and clear.
Quality of Frame can be determined by look at the material of the frame and tightness of all the components.
Magnification requirements are determined by the type of tasks you perform while wearing your loupes. If you are dental hygienist, you might only need a 2.5x magnification loupe system. But if you perform surgical tasks like root canal procedures, then you need a loupe system of 4.0x magnification or more. …continue reading How to Choose the Right Dental Loupes