Optical glasses can alleviate visual fatigue to a certain extent, the following is a specific analysis from the perspective of different types of optical glasses:
Corrective optical glasses
Princip...
Daily cleaning
Remove dust: In daily use, the surface of sunglasses is easily contaminated with dust. You can use a clean and soft glasses cloth or a special microfiber cloth to gently wipe off the...
Polarizers are manufactured according to the principle of polarization of light. We know that when the sun shines on the road or water, it directly irritates the eyes, making the eyes feel...
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...
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 &...
TR-90 (plastic titanium) is a kind of polymer material with memory. It is the most popular ultra-light spectacle frame material in the world. It has the characteristics of super toughness, impact r...