In daily life, many people need to rely on glasses to correct vision problems, but with the arrival of summer, the sun glare, sunglasses have become an essential single product to protect the eyes ...
The color depth of sunglasses and eye protection ability is not a simple positive correlation, the following is the specific analysis:
Sun glasses color action principle
The color of sunglasses is ...
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...
The choice of children’s glasses requires a comprehensive variety of factors, on the basis of professional optometry, combined with children’s vision development, eye needs, etc., to be...
With the continuous recovery of the global economy and the continuous changes in consumption concepts, eyeglasses are no longer just a tool to adjust vision. Sunglasses have become an importan...
The replacement frequency of children’s glasses is influenced by multiple factors. Generally, it is recommended to replace them every half a year to a year. The following is a specific analys...
