1.56 Blue cut lens mainly for wavelength 400-455nm (especially 415-455nm) high-energy short-wave blue light block .
Reflects and absorbs specific bands of blue light through lens coating or material to reduce the proportion of blue light entering the eye. According to the principle of complementary color of light, anti-blue lenses are mostly light yellow. Crystal Optical, your trusted blue block lens supplier, offers professional OEM/ODM services for custom made eyeglass lenses.
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Reduces retinal damage
1.56 The blue cut lens mainly reflects harmful blue light through the lens surface coating, or absorbs it through the anti-blue light factor of the lens to achieve the barrier of harmful blue light and reduce the photochemical damage to the retina.
Relieve eye fatigue
Due to the short wavelength of blue light, the focus does not fall on the central position of the retina, in order to see clearly, the eye is in a state of tension for a long time, causing visual fatigue. 1.56 blue block lens can reduce the irritation of blue light to the eyes, To a certain extent to alleviate the situation of visual fatigue.
High cost performance: Suitable for middle and low degree people, high cost performanc.

Digital workers/students: people who use electronic devices for more than 4 hours a day should continue to protect against chronic blue light damage .
Night screen user: wear it when using mobile phone or computer before going to bed to protect eyes.
Children and adolescents: Protect developing eyeballs and reduce the potential impact of blue light on the lens and retina .
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