Contact Lens Materials

Our interests and expertise:

  • Adherence of cosmetics to lens materials
  • Characterization of the surface and bulk properties of contact lens materials
  • Clinical correlates of biomaterial properties
  • Distribution of tear film deposits within contact lens materials
  • Efficacy of ultraviolet ocular protection
  • Quantification and characterization of tear film deposits

Clinical capabilities:

  • Determination of clinical correlates of biomaterial properties
  • Collection of subjective symptoms associated with tear film deposition
  • Collection of worn contact lenses for ex vivo deposition analysis

Laboratory capabilities:

  • Atomic force microscopy of topographic features of biomaterials
  • Characterization and quantification of protein and lipid deposition
  • Confocal microscopy for determination of location of deposits
  • Contact angle analysis
  • High performance liquid chromatography
  • Gas chromatography
  • Interferometry to determine water break-up time
  • Modeling of in vitro blink simulation
  • Measurement of physical dimensions
  • Nanoparticles and molecular imprinting
  • Optical profiling
  • Radiolabeling
  • Spectroscopy (ultraviolet and fluorescence)
  • Surface analysis
  • Water content analysis