Hd lens or anti-blue lens which is good?
When choosing eyeglass lenses, consumers often hesitate between high-definition lenses and anti-blue lenses. These two lenses have their own advantages and ...
Single optical glasses
Single-lens optical glasses are mainly used to correct vision, so that the wearer can see clearly. To a certain extent, it can help myopia patients to maintain clear vision w...
Sunglasses are a popular accessory that not only protect the eyes from harmful UV rays but also add a touch of style to any outfit. Acetate frames have become increasingly popular in the world of e...
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...
Common eyeglass frame materials include metal, plastic, cellulose acetate, composite materials, etc.
1. Metal materials
Metal eyeglass frames mainly include stainless steel, titanium, aluminum-magn...
What is cellulose acetate?
Cellulose acetate refers to a thermoplastic resin obtained by esterification with acetic acid as a solvent and acetic anhydride as an acetylating agent under the action o...
