Pupillary height measuring device by Zhihe

The pupillary height (PH) measuring instrument is a vital tool in eyewear fitting. It accurately determines the vertical position of the pupil relative to the glasses frame, essential for ensuring optimal lens placement. With its precise measurement capabilities, this device guarantees that the lenses are positioned correctly, providing the wearer with clear and comfortable vision. Simple to use, it's a key component in customizing eyewear for perfect fit and vision correction.