What precautions should be taken when choosing a frame? With the vigorous development of the eyewear industry, more and more materials are applied to the frame. After all, the frame is worn on the ...
In the discussion of “What is the optical refractive index of an eye lens?” When it comes to this problem, we first need to understand the physical concept of optical refractive index, ...
Optometric data
Accurate degree: Go to a professional eye institution or optician for optometry to obtain accurate myopia, farsightedness, astigmatism degree and axial position data. This is the ba...
In the discussion “Can nearsighted people not wear glasses?” On this topic, we first need to clarify the definition of myopia, the causes and the role of glasses in correcting vision, a...
Consider face shape
Round face: suitable for square or rectangular eyeglass frames, so that you can use straight lines to neutralize the roundness of the face, increase the three-dimensional sense ...
Hd lens or anti-blue lens which is good?
When choosing eyeglass lenses, consumers often hesitate between high-definition lenses and anti-blue lenses. These two lenses have their own advantages and ...
