News

  • Look far and see near! How much do you know about progressive multifocus lenses?

    Look far and see near! How much do you know about progressive multifocus lenses?

    Matters needing attention ①When matching glasses, the size of the frame is strictly required when selecting the frame. The width and height of the frame should be selected according to the pupil distance. ②After wearing glasses, when observing objects on both si...
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  • Why do peopel need progressive lenses?

    Why do peopel need progressive lenses?

    Invalid of single vision: When people over 40 years old, one pair of single vision glasses might not be able to meet their requirements. They could see distance but not close, or could see close but not distance. At this time, they do need to wear two pairs of glasses, ...
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  • What’s difference between single vision,bifocal and progressive?

    What’s difference between single vision,bifocal and progressive?

    1、Single vision: Single vision includes distance, reading and Plano. Reading glasses can be used to watch hand phone, computer, writing and so on. These glasses are used to see close things specially, which could make eye accommodation to be r...
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  • How do people get nearsighted?

    How do people get nearsighted?

    The exact cause of nearsightedness is not completely understood, but several factors contribute to this refractive error, which is characterized by clear eyesight up close but blurry distance vision. Researchers who study nearsightedness have identified at least two key ...
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  • What is Blue light and why should you buy blue blocker light lenses?

    What is Blue light and why should you buy blue blocker light lenses?

    Blue light is the visible light spectrum with the shortest wavelength and highest energy, and similar to ultraviolet rays, blue light has both benefits and dangers. Generally, scientists say the visible light spectrum comprises electromagnetic radiation with wavelengths ...
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