glasses design
The entire eyeglass frame needs to be designed before going into production. Glasses are not so much an industrial product. In fact, they are more similar to a personalized handicraf...
Choose a frame suitable for children’s face, mainly considering the characteristics of different face shapes and children’s facial development, the following are some basic selection me...
Silver halide photochromic change technology: the photosensitizer silver halide (or other photosensitizers such as silver barium, copper halide and chromium halide, etc.) is added to the resin lens...
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...
Choose the right sunglasses
Uv protection: To ensure that sunglasses can effectively block ultraviolet light, the label is usually marked with UV400 and other signs, indicating that it can block mo...
Whether wearing glasses can control the degree is a widely concerned problem in the field of ophthalmology. In order to explore this topic in depth, we need to analyze from multiple dimensions, inc...
