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How to maintain after color glasses?

by:Eugenia     2020-08-29
Takeaway: color lens discoloration performance as well as the primary factor of ultraviolet light. Under the action of ultraviolet ray, the lens from colorless to color. Ultraviolet (uv) more intense lenses become more deep, ultraviolet ray is weak, the lens becomes more shallow. About the ultraviolet rays. Each rise 300 meters above sea level, uv intensity increased by 5%; Season is spring all the year round, the ultraviolet ray; One day in the noon time of ultraviolet (uv) radiation, The closer it gets to the vertical lens received uv point of view, the higher the uv intensity. How to maintain after color glasses? ( 1) Lens stained with dust and sweat, grease, cosmetics, etc. Please use neutral detergent with warm water cleaning, and then with a soft cloth. ( 2) To avoid the lens contact with strong organic solvent, such as acetone, ether and perfume. ( 3) Avoid glasses in high temperature, such as car before and after the above under the windshield, automobile engine etc. ( 4) Don't put aside for a long time in strong light point-blank, otherwise it will decrease the time of the color change effect. ( 5) When not to use wipe cloth good lens, the lens facing up and placed in a special bag, take precautions against the lens and frames scratched by hard objects.
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