When do your contact lenses expire? If you don't know the answer, you should hear what eye doctors have to say.

Soft vs. Gas Permeable Lens Material Soft Contact Lenses: Made from flexible plastic, soft contacts are typically considered easy to adjust to and more comfortable than the alternative.

Background/Aims We aimed to investigate the refractive changes in the posterior corneal surface in keratoconus (KC) associated with wearing spherical corneal rigid gas-permeable contact lenses ...

Are you visually impaired? Are you tired of wearing glasses and contact lenses all the time? Find out more about orthokeratology as a method of correcting vision.

Optometrists can utilize gas permeable contact lens materials, corneal or scleral lens designs and evidence-based fitting strategies to design contact lenses that are specific to each individual eye.