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              1.56 photochromic round top bifocal hmc optical lensNew Generation, Fast Color Change Indoor clear, outside adjust the color according light. 100% blockage of harmful UV rays. Optical devices that has the property to darken itself in the presence of ultraviolet rays. It provides solar protection in exteriors, returning to have a lower level of absorption in interiors. Can be used equally well throughout the year, in all climates and for many different activities. 
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              1.50 1.49 flat top bifocal hmc optical lensFlat top HMC DIA: φ28/70mm Coating: Green HMC Index: 1.50 Transmittance: 98~99% The necessity stops to use two glasses. Capacity to focus two distances: far and close. 
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              1.61 UV400 HMC Plus power Optical LensProtection from UVA(400nm) band of UV rays cause of conjunctivitis, a cataract. 
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              1.59 PC HCT OPTICAL LENSOffer extremely greater impact, scratch resistance. Ultramodern new materials. 
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              1.61 ANTI-GLARE BLUE BLOCK HMC OPTICAL LENSProtection from UVA(400nm) band of UV rays cause of conjunctivitis, a cataract. 
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              1.56 flat top bifocal pgx hmc optical lensNew Generation, Fast Color Change Indoor clear, outside adjust the color according light. 100% blockage of harmful UV rays. Optical devices that has the property to darken itself in the presence of ultraviolet rays. It provides solar protection in exteriors, returning to have a lower level of absorption in interiors. Can be used equally well throughout the year, in all climates and for many different activities. 
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              1.56 PGX Blue Block Progressive HMC optical lensNew Generation, Fast Color Change Indoor clear, outside adjust the color according light. 100% blockage of harmful UV rays. Optical devices that has the property to darken itself in the presence of ultraviolet rays. It provides solar protection in exteriors, returning to have a lower level of absorption in interiors. Can be used equally well throughout the year, in all climates and for many different activities. 
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              1.59 PC BLUE CUT PROGRESSIVE HMC OPTICAL LENSOffer extremely greater impact, scratch resistance. Ultramodern new materials. 
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              1.59 PC PROGRESSIVE HMC OPTICAL LENSOffer extremely greater impact, scratch resistance. Ultramodern new materials. 
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              1.59 PC SHMC OPTICAL LENSOffer extremely greater impact, scratch resistance. Ultramodern new materials. 
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              1.56 Round Top Bifocal PGX HMC lensNew Generation, Fast Color Change Indoor clear, outside adjust the color according light. 100% blockage of harmful UV rays. Optical devices that has the property to darken itself in the presence of ultraviolet rays. It provides solar protection in exteriors, returning to have a lower level of absorption in interiors. Can be used equally well throughout the year, in all climates and for many different activities. 
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              Super HydrophobicIs super hydrophobic coating worth it? So yes, hydrophobic coatings really do work. They do not completely clear water or sweat droplets every time, but they are much better than ordinary sunglasses lenses without a hydrophobic coating. How long does super hydrophobic coating last? This coating will off er approximately one year of outdoor life before recoating of the top coat would be required. When used in indoor or covered applications outdoors, the coating should last for a year or more. ...
 
				