proSPORT Bifocal Sunglass Readers ANSI Z87 Safety Grey Clear Yellow HD Outdoor
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Origin: ImportedANSI Z.87.1 SAFETY LENSES – These bifocal glasses are ANSI Z87.1 safety rated which means you can wear them for work which requires safety rated glasss. Lens are impact resistant polycarbonate that is unbreakable and durable. Have you tried to break a CD (compact disc) before? It can’t be done! CDs are made of polycarbonate.181 WRAP PROTECTION WITH POLYCARBONATE LENSES: Blocks UV rays, wind and debris from all angles. Wrap lenses also filter out UV rays that bounce off the inside of your lenses if the sun is behind you. Wrap sunglasses keep your eyes plush and safe. Great for cycling, runniig, motorcycle and convertibles.NEAR INVISIBLE BIFOCAL LINE: We will all need to wear bifocals at some point in our lives. But does every one need to notice those unsightly bifocal lines? The magnified area at the bottom of these lenses are injection molded, which means you can’t feel the bifocal line. It’s smooth, like nothing is there.5 LENS COLORS AVAILABLE: YELLOW NIGHT VISION LENSES reduce the halo effect around lights at night. Sharpens vision & increases contrast. | CLEAR lenses provide a natural view. Can be used at night. | COPPER HD Blue Block Lenses increases contrast and visual comfort. | DARK GREY lenses filters out the most light in sunny conditions.CHOOSE THE CORRECT POWER: If you are a x.25 power (like a +1.25, +1.75 or +2.25), it is recommended to round up to the next .25 power For example, if you need a +1.25, +1.50 would be best. Perfect for everyday use. superior materials and excellent craftsmanship ensure long-lasting durability.
