Myopia Photochromic Sunglasses Half Frame Reading Prescription Glasses Self Dim

Myopia photochromic sunglasses half frame reading prescription glasses self dim this product data sheet is originally written in english. sun photochromic myopia eyeglasses optical men student finished myopia eyewear prescription glasses frame half rim -1.0 -4.0 product description photochromic lenses are also referred to as light-sensitive lenses". glass lenses are adding silver halide, but now is the mainstream of photochromic resin lenses, adding of spiro and other chemicals in the acrylic resin lens, so that the original colourless and transparent lenses, in bright light, will become coloured lenses, to do the protection, so is suitable for indoor and outdoor use. photochromic lens optical glass containing silver halide microcrystals, phototroph reversible reaction according to the principle, in the sunlight and uv irradiation variable dark, completely absorb ultraviolet and visible light absorption of neutral; back to the dark, can restore the colourless transparent. photochromic lenses are mainly used in open-air fields, snow fields and indoor light sources, so as to prevent sunlight and ultraviolet light from damaging the eyes. features gender: men frame material: stainless steel origin: cn(origin) pattern type: patchwork eyewear accessories: frames item type: eyewear accessories eye prescription: -1.00 -1.50 -2.00 -2.50 -3.00 -3.50 -4.00 dioptre: -100 -150 -200 -250 -300 -350 -450 lens accessories: clear lenses with sun photochromic lens function: anti fatigue/anti radiation/uv protection lens type: not have astigmatism photochromic aspheric resin lenses eyewear accessories: finished myopic glasses optical attribute: anti-uv, antiglare, antireflective, anti radiation, antifatigue frame materials: titanium alloy eyeglasses frame half rim brand name: jie.b advantage: ultra light, and comfortable pd (pupil distance): 64mm product details please understand photochromic glasses colour depth does not equal sunglasses. test discoloration, it is recommended to test at noon, noon sun uv strong, discoloration can achieve the best results, more test several times, the effect is better. our business 100% customers satisfactions the buyer is responsible for any applicable import duties and local taxes. please verify with your customs before making your purchase. customer service is our top priority! please be sure to read the description thoroughly to make sure that this is the item you want before making a purchasing decision. if you have any questions, please contact us via ebay message. please be aware that slight variations in colour may be due to differences in lighting and computer monitor resolutions. we appreciate your business! payments paypal is our preferred method of payment. if you do not have a paypal account, all major credit cards are gladly accepted through paypal as the payment processor. paypal offers great buyer and seller protection. your order will be processed pending receipt of cleared payment through paypal. most items are shipped within 1 - 3 business days of receiving cleared payment. ship internationally through china post registered air mail or ems. in most cases arrived early. items must be inspected upon delivery. in the unlikely event that damaged is observed, you must refuse delivery and send us a note. photochromic lenses are also referred to as light-sensitive lenses". glass lenses are adding silver halide, but now is the mainstream of photochromic resin lenses, adding of spiro and other chemicals in the acrylic resin lens, so that the original colourless and transparent lenses, in bright light, will become coloured lenses, to do the protection, so is suitable for indoor and outdoor use. the buyer is responsible for any applicable import duties and local taxes. please verify with your customs before making your purchase. customer service is our top priority! please be sure to read the description thoroughly to make sure that this is the item you want before making a purchasing decision. if you have any questions, please contact us via ebay message. please be aware that slight variations photochromic lenses are also referred to as light-sensitive lenses". glass lenses are adding silver halide, but now is the mainstream of photochromic resin lenses, adding of spiro and other chemicals in the acrylic resin lens, so that the original colourless and transparent lenses, in bright light, will become coloured lenses, to do the protection, so is suitable for indoor and outdoor use. the buyer is responsible for any applicable import duties and local taxes. please verify with your customs before making your purchase. customer service is our top priority! please be sure to read the description thoroughly to make sure that this is the item you want before making a purchasing decision. if you have any questions, please contact us via ebay message. please be aware that slight variations style square eyewear accessories frames, finished myopic glasses vintage no character black optical attribute anti-uv, antiglare, antireflective, anti radiat... country/region of manufacture china lens accessories clear lenses with sun photochromic item type eyewear accessories department unisex adults type classic frame lens type not have astigmatism photochromic aspheric resi... advantage ultra light, and comfortable brand jim frame material stainless steel frame material plastic pd (pupil distance) 64mm frame materials titanium alloy eyeglasses frame half rim model 001 origin cn(origin) features half frame pattern type patchwork mpn myopiaphotochromic001 lens function anti fatigue/anti radiation/uv protection theme classic diopter -100 -150 -200 -250 -300 -350 -450 -500 -550 -600 eye prescription -1.00 -1.50 -2.00 -2.50 -3.00 -3.50 -4.00