progressive multifocus reading glasses square blue light blocking computer eyeglasses for men and women no line multifocal readers with spring hinge, 200 facewear <p><br><b>what is progressive multifocus reading glasses?</b><br><br> asymptotic multifocal glasses are the upper optical area of the lens used to look far and the lower optical area used to look near. the degree of the middle gradually change, which used to look at the intermediate area.<br><br> most people wear progressive multifocal glasses need about a week of adaptation, but the adaptation period varies from person to person, walk slower when feel dizzy.when go down stairs, please lower your glasses and use the top area. you'll feel safe and comfortable.<br><br> <p><br><b>why choose progressive multifocal lenses?</b><br><br> progressive multifocal glasses suitable for reading and looking at distant objects without frequent picking.intelligent progressive lens zoom. <br><br> suitable for reading,walking or other outdoor without frequent picking.<br><br> <p><br><b>note:</b><br><br>if it is the first time someone trying to wear a progressive multifocal reading glasses needs to adapt to these products for a while. <p><br><b>cleaning:</b><br><br> 1. the glasses should be treated carefully to avoid damage and cleaned regularly.<br><br> 2. clean the lens using soap water or neutral detergent, gently wipe dry with the soft glasses cloth included.<br><br> <p><br><b>includes:</b><br><br>1 * progressive lenses reading glasses<br><br> 1 * microfiber pouch<br><br> 1 * glasses cloth<br><br>