1. Different functions
Ordinary sunglasses use the color dyed on the tinted lenses to weaken all the light into the eyes, but all the glare, refracted light and scattered light enter the eyes, whic...
Choosing the optical lens material suitable for the elderly requires comprehensive consideration of the elderly’s eye needs, physical conditions and living habits. The following is a specific...
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 ...
When choosing glasses for children, you need to pay attention to some details in terms of lenses, frames, optometry, etc. The following is a specific introduction:
Lens selection
Material: The pref...
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 ...
Optical property
Anti-ultraviolet ability: the eyes are exposed to sunlight for a long time during exercise, and ultraviolet rays are more harmful to the eyes. The UV400 logo of the sunglasses mean...
