Glasses are popular because of their convenience and beauty, however, for astigmatism, choosing the right glasses can be a little troublesome, how to choose the power of glasses for astigmatism?
Astigmatism requires knowing how much astigmatism you have. If the astigmatism is small, that is, the ratio of the spherical lens to the cylindrical lens is greater than 4 1, the astigmatism power of 1 2 can be converted into the spherical power, and then according to the conversion of the lens eye distance, the ** glasses will be determined to an appropriate power.
If the astigmatism is small and does not affect the visual acuity, only the myopia can be fitted when wearing ** glasses. If the astigmatism is large, or if the astigmatism is small but has already affected the vision, then it is necessary to choose ** glasses with astigmatism design and fit them according to the power of astigmatism.
The following is the conversion of astigmatism with ** glasses, you can learn about it.
The prescription conversion is only for a reference, and it is recommended to consult a professional optometrist or ophthalmologist before fitting ** glasses. They can provide you with more accurate advice and options based on your specific situation and needs. In the process of wearing ** glasses, if there is any discomfort or problem, you should find a professional in time to find out the cause to ensure that the ** glasses you choose can provide the best visual effect and comfort.