eyecode™ - Luzerne Optical Laboratories

YEach eye is uniqueZEye Data• To focus, the eye rotates around afixed point called the opticalEye Rotation Center (ERC)• Only Essilor’s patented technologymeasures the real three dimensionalposition of each eye’s unique ERC• With eyecode lenses, there is lessastigmatism and power error forboth plus and minus prescriptions• With eyecode lenses, yourpatients get the most precisevision possible no matter wherethey look through the lens0°far point spherevertex sphereERC1/Df 1Without eyecodeWith eyecodeWith eyecode, the lens design isperfectly calculated for each gazedirection, in every point of thelens surface that the eye scans.increased astigmatism and power errorlens design perfectly calculatedWhy does the ERC matter?Like DNA, the ERC is unique to each person—and to each eye.• A study of nearly 14,000 people revealed wide dispersions in ERC values• The position of the ERC can vary by more than 30% by ametropia• 85% of wearers had different ERC measurements in each one of their eyes