The lenses are resistant to scratching with a diamond pencil, and are not broken by flying objects. Inorganic oxide glass lenses, coated with the organic polysiloxane are less reflecting. Good mould release is obtained with the polysiloxane catalyst combination.EMIL W. DEEG ET M. JACQUELINE ...
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Bayer Abrasion:The Bayer test is one of the most often cited test methods for abrasion resistance. This test subjects both a coated lens and an uncoated CR-39 standard to abrasion from oscillating "sand." The sand is actually alumina zirconia. After a set number of cycles, the haze gain i...
scratch名词 划伤名() 刮痕名() 零开始名() scratch 抓 · 划 · 擦伤 · 搔 · 挠 · 猱 · 擿 · 擦掠 · 浅耕 · 抓挠 scratch动词 刮擦动() a scratch 划痕 例子: 零基础 · 零起点 投桃报李 抓痒 查看更多用例•查看其他译文
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Lenses Material TAC Department Name ADULT Gender MEN View more Description Report Item Specifications: Eyewear Type: Sunglasses Lens Height: 54mm Lenses Optical Attribute: Polarized, Gradient, UV400 Lenses Material: TAC Frame Material: Plastic Department Name: Adult Features: |Scratch Resistant Aviator ...
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