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 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...
Titanium sunglasses frames have the following significant features:
Light weight: The density of titanium is about 4.51g/cm³, which is much lower than common metals such as copper, iron, steel, etc...
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 ...
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...
Cleaning and maintenance of titanium sunglasses frames need to pay attention to the following points:
Daily cleaning
Rinse with water: Rinse the frame with running water, which can wash away the su...
