index stick on eye chart. snellen chart.

acuity care chart check checkup child computer concept correction corrective diagnosis diagnostic equipment exam examination eye eyeglass eyeglasses eyes eyesight eyewear female for girl golovin–sivtsev health hospital index kid measure medical medicine monitor myopia oculist ophthalmologist ophthalmology optic optical optician optics optometrist optometry patient see sight snellen standardized stick table test testing that treatment used vision visual