With the improvement of living standards, we have higher requirements for the film layer of Womens Eyeglasses. Coating of lenses refers to the use of physical and chemical methods on the surface of lenses to coat single or multi-layer optical films of a certain thickness, so that the lenses get some new, excellent performance that is not originally available. So what’s the role of the lens membrane? Let’s talk about it.
The first type, anti ultraviolet film. This film layer is also known as anti UV film, suitable for the more intense sunlight in summer. The main function is to resist ultraviolet, infrared, electrical radiation and other harmful light to human body, reduce the damage to the eye. Especially in five small long vacation when the choice to travel friends, might as well buy a pair of Mens Eyeglasses with anti-ultraviolet film layer.
The second type, apical membrane. Top film also includes waterproof film, anti-fog film and other products. It is suitable for humid or foggy weather and industrial occasions. The feature is that the molecular particles and the gap between molecules in the film layer are relatively small, so it can increase the smoothness of the High Index Lenses Meaning surface and prevent harmful substances and impurities from being adsorbed on the lens.
Antireflection film. The improved light transmittance should be the first feeling generated by wearing antireflective Eyeglass Lenses Online, as if the field of vision is instantly widened. At the same time, it also has the effect of radiation resistance and fatigue resistance.
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