UV400 Protection MR-8 Aspherical HMC Prescription 1.6 High Index Lenses

• 1.61 Single Vision Lens

1. Index 1.61 lenses are thinner than Index 1.499,1.56 lenses. Compared to Index 1.67 and 1.74, 1.61 lenses have higher abbe value and more tintability.

2. The material of MR-8 is imported from Korea, has superior performance. It can meet FDA standard, pass the falling spere test, so 1.61 lenses have igher resistance to scratches and impact.

3. High index lenses are much thinner 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.

• UV400 Protection

Eye damage attributed to ultraviolet light includes cataracts, pterygium and macular degeneration. Our lens material filters out 99.9% of all UV rays, including UVA and UVB, protect your eyes everytime and everywhere at 400nm.

Protecting yourself from the effect of UV rays on your eyes doesn’t mean you have to stay indoors. The best way to protect your eyes is by wearing good quality UV protection eyeglasses whenever you’re outside.

• Aspherical Design

Aspheric eyeglass lenses allow for crisper vision than standard spheric lenses, mostly when looking in other directions than the lens optical center.   Not related to the optical quality, they may give a thinner lens, and also distort he viewer's eyes less as seen by other people, producing better aesthetic appearance.

Depending on the layers of coating, lenses differ in functionality. Coating consists of much technicality as much as lenses do, for 1.61 lens, hard coating, AR coating and super hydrophobic coating are all available, here is 'how lens coating works' for your reference. 
 

Hard Coating(Anti Scratch Coating): To make the uncoated lenses are easily subjected and exposed to scratches. Make your vision be more protected.