Nova Optical has introduced a new lens to our inventory of products, this is the new Thindex 1.70 index.This lens is a unbeatable combination with technical advantages and value surpassing 1.67 and 1.74 high index.Thinner and lighter than 1.67 and rivaling 1.74 for greater comfort in mid to stronger prescriptions. Less aberration , higher abbe value (36) than 1.67 and 1.74 resulting in less chromatic aberration.AR coating application of a quality anti-reflective coating allows lens to transmit maximum light for sharper night vision and less glare with uv protection that exceeds 99%.Thindex 1.70 is ultra durable with an impact resistance four times that of the 1.74 lens and has a high tensile strength for optimal performance with drill mounts and rimless ; 3 times stronger that hard resin. Thindex 1.70 index is available in a power range of -11.00 to +6.00 up to a -2.00 cly in finished lenses and -16.00 to a +10.00 and up to a -4.00 cly in semi finished products.It is also available in our new Nova Focus progressive and Nova freeform single vision lenses. For further info please contact Nova Optical.