What is blue block lens? Anti-blue light lenses, also known as blue light blocking lenses, are speci...
READ MOREThe blue block lens cuts down the harmful UV rays completely along with a major portion of HEV blue light, protecting our eyes and the body from potential danger. These lens offer sharper vision and reduce the symptoms of eyestrain that are caused by prolonged computer exposure. Also, the contrast is improved when this special blue coating reduces screen brightness so that our eyes face minimum stress when exposed to blue light.
Jiangsu Green Stone Optical Co., Ltd. is a professional optical lens manufacturer with strong combination of R&D, production and sales. We have production base of 65000 square meters and more than 350 employees. With introduction of complete sets of advanced equipment, new production technology and moulds, we sell our optical lenses not only in the domestic market, but also export to the world.
Our lens products involves almost all types of lenses. Product range covers 1.499, 1.56, 1.60, 1.67, 1.70 and 1.74 index, including single vision,bifocal, progressive, blue cut, Photochromic, blue cut photochromic, Infrared cut etc. with HC, HMC and SHMC treatment. Besides finished lens, We also manufactures semi-finished blanks. The products are registered with CE&FDA and our production certified by ISO9001& ISO14001 standards.
We positively introduce excellent management technology, comprehensively import Corporate Identity System and enhance the external image of company and brand.
What is blue block lens? Anti-blue light lenses, also known as blue light blocking lenses, are speci...
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