Silver coated uv
Lista silver coated uv
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High-definition coated rasin lenses,156 refractive index for clear visonin the early wear, follow the principle: from static to move, from indoor to outdoor(there must be a slow adaptation process)item type: progressive multifocal presbyopiabrand: kcasa gender: unisex frame material: alloylens material: resinstrength for reading: +1progressive multifocal technology, creates 3 zones for different types of vision,no need to take off without fatigue for long time wearingdetermine the scope of the middle vision, slowly down to see through the middle of the transition zonepackage included:1 x reading glasses1 x boxwalk in the room, generally 4-5 days will adaptnickel alloy material with ductility and ferromagnetic, highly polished and good corrosion resistancedetermine the scope of the near, jaw micro-income, eyes down to read the newspaper0interpupillary distance: 62mm +-2features:1first, choose the appropriate scope for far vision, look straight ahead, but not either sideplease wipe off the marking line with alchohol after adapting to the glasses
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