1.74 index lenses

1.74 Index lenses are a high refractive index material (Denser)to reduce the thickness of a lens. this index reduces thickness by 50%, Ideal for any lens over a prescription of or +/- 6.00

these lenses also include anti reflection hard coating resulting with more aesthetically pleasing lightweight lenses with enhanced vision.

(Image shows lenses of +/-6.00 Std index lenses are 1.5)