click on 4Cware logo above to return to 4Cware home page                             

                     click anywhere on the PowerCalc screens to return to the product description page

                     The 1st image is a surface cylinder view of a line free bifocal progressive surface with a

                     4mm Test spot analysis and the default basic frame overlay applied.

                    The 2nd image is a surface power view of a line free bifocal progressive surface with a

                     4mm Test spot analysis with a full lens RX and correctly fitted frame overlay applied.

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