Back to results
US 2004/0017544 A1Published application
Contact lenses and methods for their design
OwnerJeffrey H. Roffman, Denwood F. Rossinventors
Life of this patent
Estimating the term…
Abstract
The present invention provides methods for designing contact lenses and lenses produced by those methods. The optical properties of the lens of the invention provide visual acuity correction for the wearer and, at the same time, compensates for print-through.
Claims8
A method for designing a contact lens, comprising the steps of a.) determining a print-through for a soft contact lens placed on-eye;
- and b.) designing a front surface for the lens that substantially nullifies the lens flexure and print-through.
Dependencies are inferred from the claim text.