What is the difference between resin lens and pc lens, which is good?
Resin lens and PC lens as the two mainstream materials of modern eyeglass lenses, each has its own unique characteristics and a...
How about the ranking of glasses?
In the discussion of “How does the optical industry rank?” When it comes to this topic, we have to go deep into multiple dimensions of the glasses indu...
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...
The frame, as an important part of the glasses, not only carries the function of supporting the lens, but also an important carrier to show the wearer’s personal taste and style. In the marke...
Effect of refractive index on visual acuity in the aged
Lens thickness
For the elderly with high myopia or farsightedness, it is more appropriate to choose a lens with a high refractive index. The ...
In modern society, glasses are not only a visual correction tool, but also a perfect combination of fashion and function. With the progress of science and technology, color-changing lenses, as a hi...
