What is my face shape, and how to choose glasses for your face shape
What is my face shape, and how to choose glasses for your face shape
Control of dyeing method and dyeing effect
Artical about dyeing method and how to control of dyeing effect,Fading treatment.
There are five common colors of dyeing lenses
There are five kinds of common dyeing lenses: pink, gray, green, brown and yellow. Different colors have different protective effects on our eyes.
Dyeing principle of resin lens
This paper mainly introduces the dyeing principle of resin lens.