5.0 means that the patient can see 5.0 on the visual acuity chart when he/she undergoes a visual acuity examination, but it is not possible to speculate the degree of the patient’s visual acuity, and the exact number of degrees needs to be determined through an optometry examination. Visual acuity table 5.0 usually refers to the patient standing at a distance of 5 meters bare eyes can clearly see the 5.0 visual standard, general visual acuity table 5.0 for normal vision. Since normal adults have a visual acuity of 5.0 as well as 5.0 and above, if the examined visual acuity is 5.0, it is within the normal level. It is not possible to presume the patient’s prescription based on the patient’s visual acuity; the patient can determine the prescription through an optometry examination. Myopia can lead to vision loss, generally the higher the degree of myopia, the more obvious vision loss, but there is no one-to-one quantitative relationship between the two, so it is not possible to speculate on the patient’s visual acuity, the specific degree. It is recommended that patients with vision loss should seek medical attention to assess their condition and follow the doctor’s instructions for treatment.