2021-03-03
Introduction to glasses frame structure. Read More
2020-11-24
There may be many reasons for the deformation of new glasses. Let me briefly summarize five points: Wrong pupil distance.The lens has a certain radian, whether spherical or aspheric lens, from different angles, things will have different degrees of deformation.The aspheric surface is in the range th Read More
2020-11-20
Tips on color-changing glasses!High quality discoloration lens surface, without any scratch, scratch, hair surface, pitting point, the lens will be inclined towards the light observation, the finish is extremely high.No spots, stones, stripes, bubbles, cracks inside the lens, transparent and bright. Read More
