一、 Natural material-crystal lensThe main component of this material is silica, usually divided into colorless and dark brown two kinds. Material is not easy to wear, thermal expansion coefficient little. Because it has unique transparency to ultraviolet …

The large bright optical application for registration of "Arsenal" as glasses trademark and license, causing the British team Arsenal dissatisfaction.wholesale ray banRecently, Arsenal Football Club Public Limited (Arsenal companies) sue the State Admin …

of RMB exchange rate appreciationRMB appreciation has some impact on the export of the optical industry, mainly in:wholesale ray ban(1)Prices rise relative, low-cost lost benefits of the rise in the RMB exchange rate, to buy the same goods need to pay m …

1. Eyes are the same as other organs, will gradually increase with age or due to other diseases affect degradation and weak. How to support projects to improve health? Here to teach you seven eye care habits.replica ray ban sunglasses2、Should not "stare …

Increased myopia belongs to the a good number of substantial to help you perspective refractive flaws belonging to the picture consequence, because are in autosomal recessive it is partially problems, thus it contains it is partially reasons, through vi …

With people more and more time of work in front of the computer, eye fatigue, eye dryness are recurrent symptoms. This time around, online glasses sales hot online, claims to be able to prevent computer radiation, there really has such magical effect?fa …

In the 1.3 billion people of China's population, wholesale ray bans nearly300 million people wear glasses. Market demand for glasses up to more than 5000 million every year, which shows that China is one of the big country of eyewear consumer. Also lay th …

"Long time to computer, fake ray bans prone to" video terminal syndrome ", dry eyes, ache, or even the symptoms of congestion, is one of them." Jiangsu province people's hospital ZhuChengHua eye of doctor told reporters, although long-term contact with ey …

According to the sound of China "news late peak" report, as the saying goes, the cat out of the bag by not leak, "wiki solution secret"cheap ray bans web site founder Julian's slow music.asang as a thoroughly the cat out of the bag by leakage, is the Unit …

40 years later, eyeball subjects contractile crystalline sclerosis, wholesale ray ban lead to adjust ability is abate, focus gradually sink down. When reading the book only move farther some, lighting to light some to see. These symptoms and increase with …