FocusSpecs v2.0 - Adjustable Near-sighted Glasses (-1.0 to -5.0) (Black) by FocusSpecs

الوصف

Left lens and right lens adjust independently, allowing for more precise vision than common single-focus glasses in pharmacies.;FocusSpecs are plastic and require double lenses for each eye. As a result, they are functional and not meant to be fashionable.;These glasses work for spherical errors ranging from -1.0 to -5.0. Helps in any situation where you need to see in the distance.;These glasses do not work for astigmatism or close distances. THESE GLASSES WILL NOT WORK IF YOUR VISION IS OUTSIDE OF THIS RANGE OR IF YOU HAVE ASTIGMATISM.;Suitable for headwidths of about 4 - 6 inches (100 - 160 mm). These glasses are also one size fits all - and are not meant to be an ideal fit for each person's head.