1.61 lenses are thinner than the normal middle index lenses due to their ability to bend light. As they bend light more than an ordinary lens they can be made much thinner but offer the same prescription power.
1.61 lenses are about 24% lighter than common lenses because that they can be made thinner, so they contain less lens material and are therefore much lighter than ordinary lenses.
1.61 lenses can meet FDA standard, pass the falling spere test, have higher resistance to scratches and impact
1.61 lenses can effectly reduce aberration and distortion, relieving the visual fatigue caused by oppression effectively
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Blue Cut Premium 35 absorbs 35% of the blue light – between the 420nm and 450nm wavelenght. Blue Cut Hi-tech 50 absorbs 50% of the blue light – between the 420nm and 450nm wavelenght. Aogang blue cut lens effectively blocks 100% UV and 40% of the blue light, reduces the incidence of retinopathy and provides improved visual performance and eye protection, allowing wearers to enjoy the added benefit of clearer and shaper vision, without altering or distorting color percepyion.