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Introduction to lens material of sunglasses:
Nov 18, 2019
11-182019
1. Glass material: the main raw material of glass lens is optical glass.It has excellent optical performance and is more difficult to scratch than other materials
Why should optical glasses maintain？
Oct 15, 2019
10-152019
The ring of the mirror is uneven
Generally, the position of the nose holder does not match the bridge of the nose of the dispenser, the length of the
How to buy sunglasses
Apr 28, 2015
04-282015
When the eye is equal to the door is o
How to choose the eyeglass frame
Nov 01, 2019
11-012019
How to choose sunglasses
Nov 06, 2019
11-062019
dark, the pupil of the human eye will expand, if this sunglasses
Can not block the ultraviolet rays, it will cause a lot of
ultraviolet rays to enter the eyes, and the ultraviolet rays will
cause great damage to the ey
2019 sunglasses China wholesalers
Nov 22, 2019
11-222019
1
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