Metal material
Titanium alloy
Features: It has the advantages of light weight, high strength, corrosion resistance, not easy to deformation, and small irritation to the skin, suitable for long-term...
In the discussion “Can nearsighted people not wear glasses?” On this topic, we first need to clarify the definition of myopia, the causes and the role of glasses in correcting vision, a...
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...
China
Relevant standards: mainly based on GB 10810.3-2006 “Glasses lenses and related glasses products Part 3: Transmission specifications and measurement methods” and GB/T 14214-2003 &...
Round face
Style selection: Suitable for the choice of square or rectangular sunglasses, through the angular shape to increase the three-dimensional sense of the face and the sense of line. Avoid r...
These 6 steps are indispensable
Recently, many foreign friends have asked how to open an optical shop and how to reduce cost. For newbies, most of them just heard that the optical shop is more pro...