PETER E KING SMITH

Summary

Affiliation: The Ohio State University
Country: USA

Publications

  1. ncbi request reprint Thickness of the pre- and post-contact lens tear film measured in vivo by interferometry
    Jason J Nichols
    Ohio State University College of Optometry, 320 West 10th Avenue, Room 101, Columbus, OH 43210 1240, USA
    Invest Ophthalmol Vis Sci 44:68-77. 2003
  2. pmc Tear film breakup and structure studied by simultaneous video recording of fluorescence and tear film lipid layer images
    P Ewen King-Smith
    College of Optometry, The Ohio State University, Columbus, Ohio 43210, USA
    Invest Ophthalmol Vis Sci 54:4900-9. 2013
  3. pmc Application of a novel interferometric method to investigate the relation between lipid layer thickness and tear film thinning
    P Ewen King-Smith
    College of Optometry, The Ohio State University, Columbus, OH 43210, USA
    Invest Ophthalmol Vis Sci 51:2418-23. 2010
  4. doi request reprint The contribution of lipid layer movement to tear film thinning and breakup
    P Ewen King-Smith
    College of Optometry, Ohio State University, Columbus, Ohio, USA
    Invest Ophthalmol Vis Sci 50:2747-56. 2009
  5. doi request reprint Contributions of evaporation and other mechanisms to tear film thinning and break-up
    P Ewen King-Smith
    College of Optometry, The Ohio State University, 338 W 10th Avenue, Columbus, OH 43210, USA
    Optom Vis Sci 85:623-30. 2008
  6. ncbi request reprint Interferometric imaging of the full thickness of the precorneal tear film
    P Ewen King-Smith
    College of Optometry, The Ohio State University, 338 West 10th Avenue, Columbus, 43210, USA
    J Opt Soc Am A Opt Image Sci Vis 23:2097-104. 2006
  7. ncbi request reprint Principles of an adaptive method for measuring the slope of the psychometric function
    P E King-Smith
    College of Optometry, Ohio State University, Columbus 43210 1240, USA
    Vision Res 37:1595-604. 1997
  8. ncbi request reprint The thickness of the tear film
    P Ewen King-Smith
    College of Optometry, The Ohio State University, Columbus, Ohio 43218 2342, USA
    Curr Eye Res 29:357-68. 2004
  9. ncbi request reprint The thickness of the human precorneal tear film: evidence from reflection spectra
    P E King-Smith
    College of Optometry, The Ohio State University, Columbus, Ohio 43210, USA
    Invest Ophthalmol Vis Sci 41:3348-59. 2000
  10. ncbi request reprint The impact of hydrogel lens settling on the thickness of the tears and contact lens
    Jason J Nichols
    College of Optometry, Ohio State University, Columbus, 43218 2342, USA
    Invest Ophthalmol Vis Sci 45:2549-54. 2004

Research Grants

Detail Information

Publications17

  1. ncbi request reprint Thickness of the pre- and post-contact lens tear film measured in vivo by interferometry
    Jason J Nichols
    Ohio State University College of Optometry, 320 West 10th Avenue, Room 101, Columbus, OH 43210 1240, USA
    Invest Ophthalmol Vis Sci 44:68-77. 2003
    ..The precision and accuracy of measuring postlens tear thickness is compared with a previous method based on optical pachymetry and mechanical measurement of contact lens thickness...
  2. pmc Tear film breakup and structure studied by simultaneous video recording of fluorescence and tear film lipid layer images
    P Ewen King-Smith
    College of Optometry, The Ohio State University, Columbus, Ohio 43210, USA
    Invest Ophthalmol Vis Sci 54:4900-9. 2013
    ..Because evaporation is controlled by the tear film lipid layer (TFLL) it should therefore be expected that patterns of breakup should match patterns in the TFLL, and this hypothesis is tested in this study...
  3. pmc Application of a novel interferometric method to investigate the relation between lipid layer thickness and tear film thinning
    P Ewen King-Smith
    College of Optometry, The Ohio State University, Columbus, OH 43210, USA
    Invest Ophthalmol Vis Sci 51:2418-23. 2010
    ..The purpose of this study was to investigate the relation between tear film thinning and lipid layer thickness before and after instillation of an emulsion eye drop...
  4. doi request reprint The contribution of lipid layer movement to tear film thinning and breakup
    P Ewen King-Smith
    College of Optometry, Ohio State University, Columbus, Ohio, USA
    Invest Ophthalmol Vis Sci 50:2747-56. 2009
    ..To investigate whether the tear film thinning between blinks is caused by evaporation or by tangential flow of the tear film along the surface of the cornea. Tangential flow was studied by measuring the movement of the lipid layer...
  5. doi request reprint Contributions of evaporation and other mechanisms to tear film thinning and break-up
    P Ewen King-Smith
    College of Optometry, The Ohio State University, 338 W 10th Avenue, Columbus, OH 43210, USA
    Optom Vis Sci 85:623-30. 2008
    ..Thus evaporation may be fast enough to explain many cases of tear film break-up, and to give rise to considerable increases in the local osmolarity of the tear film between blinks...
  6. ncbi request reprint Interferometric imaging of the full thickness of the precorneal tear film
    P Ewen King-Smith
    College of Optometry, The Ohio State University, 338 West 10th Avenue, Columbus, 43210, USA
    J Opt Soc Am A Opt Image Sci Vis 23:2097-104. 2006
    ..This method has the potential for evaluating the role of both tear film flow and evaporation in tear film thinning and breakup. It therefore may be applied to the analysis of dry eye disease...
  7. ncbi request reprint Principles of an adaptive method for measuring the slope of the psychometric function
    P E King-Smith
    College of Optometry, Ohio State University, Columbus 43210 1240, USA
    Vision Res 37:1595-604. 1997
    ..The practical implementation and efficiency of the method are demonstrated and discussed...
  8. ncbi request reprint The thickness of the tear film
    P Ewen King-Smith
    College of Optometry, The Ohio State University, Columbus, Ohio 43218 2342, USA
    Curr Eye Res 29:357-68. 2004
    ..Theoretical predictions of tear film thickness are discussed. Mechanisms involved in the upward drift of the tear film after a blink, and in the formation of dry spots, are considered...
  9. ncbi request reprint The thickness of the human precorneal tear film: evidence from reflection spectra
    P E King-Smith
    College of Optometry, The Ohio State University, Columbus, Ohio 43210, USA
    Invest Ophthalmol Vis Sci 41:3348-59. 2000
    ....
  10. ncbi request reprint The impact of hydrogel lens settling on the thickness of the tears and contact lens
    Jason J Nichols
    College of Optometry, Ohio State University, Columbus, 43218 2342, USA
    Invest Ophthalmol Vis Sci 45:2549-54. 2004
    ..To investigate the effect of contact lens insertion on the thickness on the prelens tear film (PLTF), the contact lens, and the postlens tear film (PoLTF)...
  11. ncbi request reprint Evaporation from the human tear film studied by interferometry
    P Ewen King-Smith
    College of Optometry, The Ohio State University, Columbus, Ohio, USA
    Adv Exp Med Biol 506:425-9. 2002
  12. doi request reprint Hydrogel contact lens binding induced by contact lens rewetting drops
    Jason J Nichols
    The Ohio State University, College of Optometry, Columbus, Ohio 43210, USA
    Optom Vis Sci 85:236-40. 2008
    ..To investigate alterations in prelens tear film (PLTF), contact lens (CL), and postlens tear film (PoLTF) thicknesses and contact lens movement associated with boric acid-containing rewetting drops...
  13. ncbi request reprint The thickness of the post-lens tear film measured by interferometry
    Jason J Nichols
    College of Optometry, The Ohio State University, Columbus, Ohio, USA
    Adv Exp Med Biol 506:929-33. 2002
  14. ncbi request reprint Threshold nonlinearities and signal detection theory
    P Ewen King-Smith
    College of Optometry, Ohio State University, PO Box 182342, Columbus, OH 43218 2342, USA
    Perception 34:941-6. 2005
    ..It is proposed that the properties of these barriers may underlie near-optimal detection in conditions of signal uncertainty...
  15. ncbi request reprint The impact of contact lens care solutions on the thickness of the tear film and contact lens
    Jason J Nichols
    College of Optometry, The Ohio State University, Columbus, OH 43218 2342, USA
    Cornea 24:825-32. 2005
    ..To determine the impact of compositional differences in contact lens care solutions on the thickness of the tear film during contact lens wear...
  16. ncbi request reprint The effect of eye closure on the post-lens tear film thickness during silicone hydrogel contact lens wear
    Jason J Nichols
    The Ohio State University College of Optometry, 320 West 10th Avenue, PO Box 182342, Columbus, OH 43218 2342, USA
    Cornea 22:539-44. 2003
    ..The purpose of this study was to investigate the effect of eye closure on the thickness on the post-lens tear film (POLTF) during silicone hydrogel contact lens wear...
  17. ncbi request reprint Thinning rate of the precorneal and prelens tear films
    Jason J Nichols
    College of Optometry, Ohio State University, Columbus, Ohio 43218 2342, USA
    Invest Ophthalmol Vis Sci 46:2353-61. 2005
    ..To apply interferometry as an in vivo measure of tear film thinning between blinks...

Research Grants2

  1. Interferometric Studies of the Fluid Dynamics of the Tear Film
    PETER KING SMITH; Fiscal Year: 2009
    ..Additionally, the characteristics of the lipid layer which may be deficient in Dry Eye will be investigated. ..
  2. Interferometric Studies of the Fluid Dynamics of the Tear Film
    PETER E KING SMITH; Fiscal Year: 2010
    ..Additionally, the characteristics of the lipid layer which may be deficient in Dry Eye will be investigated. ..