Optometric, prečo prvá kontrola okuliarové rámy

Optometristtocheckyouroldglassesframesmeasuredthateveryprofessionalinoptometryoptometristmust beastepbefore. Thisismainlybecausebycheckingtheoldglasses, glassesfortheoptometryoperationstoinvestigateDai Jingshi.Andcontentofthesurveyinclude:


1, zrkadlo: thespectacleincludesspherical, cylinderandaxis, a čoskoro;

2, opticalcenterlocation:thereisnophenomenonofopticalCentershifts;

Leg3, rámy, zrkadlá, glassesframestructure;

4, visioncorrection;