Graphical corneal contact lens computer

Claim 1

A GRAPHICAL CORNEAL CONTACT LENS COMPUTER COMPRISING AN ELONGATED HOUSING HAVING A TRANSVERSE VIEWING AREA, A PLURALITY OF ELONGATED SHEETS MOUNTED IN SAID HOUSING IN SUPERPOSED RELATIONSHIP, EXTERNAL MEANS ON SAID HOUSING COUPLED TO SAID SHEETS FOR INDIVIDUALLY MOVING EACH SHEET LONGITUDINALLY OF SAID HOUSING AND SAID VIEWING AREA, A CO-ORDINATE GRIDE MEMBER MOUNTED IN ALIGNMENT WITH SAID VIEWING AREA, A FIRST ONE OF SAID SHEETS HAVING MARKED THEREON IN SPACED APART POSITION A PLURALITY OF CURVES EACH REPRESENTING A DIFFERENT CENTRAL CORNEAL RADIUS OF CURVATURE, A SECOND PAIR OF SAID SHEETS HAVING MARKED THEREON IN SPACED APART POSITIONS A PLURALITY OF CURVES WITH EACH CURVE OF A RESPECTIVE SHEETS REPRESENTING A DIFFERENT PERIPHERAL CORNEAL RADIUS OF CURVATURE, SAID FIRST SHEET AND SAID SECOND SHEETS BEING POSITIONED IN SAID HOUSING SO THAT THE CENTRAL CURVES ARE IN EDGE ABUTTING RELATIONSHIP TO THE PERIPHERAL CURVES, TO CONSTRUCT A COMPOSITE CURVE REPRESENTING THE CORNEAL TOPOGRAPHY OF A PERSON TO BE FITTED WITH A CORNEAL LENS, A THIRD ONE OF SAID SHEETS HAVING MARKED THEREON IN SPACED APART POSITION A PLURALITY OF CURVES EACH REPRESENTING AN INTERIOR CORNEAL LENS CURVE, SAID SHEETS BEING TRANSPARENT, AND ALL OF SAID CURVES AND THE CO-ORDINATE GRID BEING DRAWN TO THE SAME SCALE, WHEREBY SUPERPOSITION TO SELECTED COMPOSITE CORNEAL CURVES AND INTERIOR CORNEAL LENS CURVE IN ALIGNMENT WITH THE GRID MEMBER AND THE VIEWING AREA ENABLES DETERMINATION OF CENTRAL AND PERIPHERAL CORNEAL LENS CLEARANCE.