Important Safety Information

Boston Gas Permeable Contact Lens Materials

Gas permeable (GP) lens materials can be made into a wide range of special designs for demanding visual needs. Below is the collection of Boston materials to use for varying patient situations.

Eye conditions that are well suited for GP Lenses include:

  • Astigmatism
  • Hyperopia
  • Presbyopia
  • Irregular Cornea
  • Myopia
  • Keratoconus

 

The Boston GP Lens Materials Guarantee
If you are not completely satisfied with any Boston GP lens, you may exchange it for any other Boston GP lens material.*

dk is measured in (ISO/Fatt) cgs units

*THE BOSTON GP LENS MATERIALS GUARANTEE IS AVAILABLE THROUGH PARTICIPATING AUTHORIZED BOSTON MANUFACTURERS AND IS SUBJECT TO THE FOLLOWING TERMS AND CONDITIONS:

  1. The guarantee warrants against any Boston lens material dissatisfaction related to wetting or breakability, and not lens design, for six months from the date the finished lens was dispensed.
  2. Under this guarantee, a Boston lens can be exchanged only for another Boston lens of the same parameters. Any add-ons, treatments or coatings are not included.
  3. Replacement of the same or other Boston lens material will be shipped from the participating Authorized Boston Manufacturer at published price. Credit for returned lens will be issued upon receipt of the returned lens accompanied by a copy of the original invoice. (Contact your Authorized Boston Manufacturer, or email info@bauschsvp.com for further details).