Trial frame used to find best lens for patient with refraction problem

---

Size: 5100px × 3386px
Photo credit: © Medicimage/UIG / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: accuracy, circle, close-, equipment, eyesight, find, frame, healthcare, horizontal, lens, medical, medicine, number, optometry, patient, people, shot, studio, trial