Jiangsu standard inspection and Certification Co., Ltd

There are many kinds of optical lenses. According to different materials, they can be divided into glass lenses, resin lenses, PC lenses, etc.; according to different product functions, they can also be divided into myopia lenses, presbyopia lenses, sunglasses, polarized lenses, anti blue light lenses, etc.; according to the types of optical vertex power, they can be divided into single focus lenses, multi focus lenses, gradual focus lenses, etc. In addition, it can be divided into 1.49, 1.56, 1.60, 1.67, 1.74, etc.
As the main structure of glasses, spectacle frame plays a role of supporting the lenses and aesthetics. Glasses frames are classified into metal, plastic or resin, natural materials, etc. according to their materials; they are mainly divided into full frame, half frame, frameless and other types according to their styles. The test of spectacle frame not only puts forward the basic requirements for the structural mechanical properties, but also makes clear provisions for the surface quality and material corrosion resistance of spectacle frame. In addition, as a long-term direct contact product with human skin, spectacle frame has more and more strict requirements on the content and release of harmful substances.
As a kind of glasses for special purposes, eye protectors have been paid more and more attention with the rapid development of industrial industry in recent years. According to its shape and structure, eye protectors are generally divided into three categories: goggles, goggles and masks. As a kind of functional glasses, eye protection products have special requirements for impact resistance. They also have different testing requirements for material properties, structural design and other aspects from ordinary glasses.

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Jiangsu standard testing & Certification Co., Ltd. is an impartial organization specialized in providing third-party testing and certification services. At present, the company has obtained "CMA qualification" and can provide customers with one-stop services such as product testing certification, system consulting, technical services, quality control, etc. Jiangsu stende inspection and Certification Co., Ltd. is located in Danyang

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National unified service hotline: 0511-86585280

Website: standard@enjsstc.cn

Address: building B1, high tech Innovation Park, South Third Ring Road, Danyang City, Jiangsu Province

Record No.: ICP B 123456789

Website: www.enjsstc.cn

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