V?M?S?p? ?U?o?R?n?s?o? ?W?r?one? ?e?G?O?d? ???T??H?? ?J?S?Z? ?p?o?n?s?o?r?Q?P? ?e?N?2? ?d??????R????M?This protective layer acts for a defend, safeguarding towards yellowing and oxidation induced by extended exposure to sunlight and environmental things. With this coating set up, the lens maintains its clarity and look with time, preserving the sle