W N Charman

Summary

Country: UK

Publications

  1. ncbi request reprint The Charles F. Prentice Award Lecture 2005: optics of the human eye: progress and problems
    W Neil Charman
    Optometry and Neuroscience, School of Life Sciences, University of Manchester, Manchester, United Kingdom
    Optom Vis Sci 83:335-45. 2006
  2. doi request reprint Optical modelling of the possible origins of transient refractive changes in diabetic patients
    William Neil Charman
    Faculty of Life Sciences, University of Manchester, Manchester, UK
    Ophthalmic Physiol Opt 32:485-91. 2012
  3. ncbi request reprint Spatial frequency content of the Cardiff and related acuity tests
    W N Charman
    Faculty of Life Sciences, University of Manchester, UK
    Ophthalmic Physiol Opt 26:5-12. 2006
  4. ncbi request reprint Wavefront technology: past, present and future
    W N Charman
    Department Optometry and Neuroscience, Faculty of Life Sciences, University of Manchester, P O Box 88, Manchester M60 1QD, UK
    Cont Lens Anterior Eye 28:75-92. 2005
  5. ncbi request reprint Longitudinal changes in peripheral refraction with age
    W N Charman
    Faculty of Life Sciences, University of Manchester, PO Box 88, Manchester M60 1QD, UK
    Ophthalmic Physiol Opt 26:447-55. 2006
  6. doi request reprint The eye in focus: accommodation and presbyopia
    W Neil Charman
    Faculty of Life Sciences, University of Manchester, Sackville Street, Manchester, United Kingdom
    Clin Exp Optom 91:207-25. 2008
  7. ncbi request reprint The prospects for super-acuity: limits to visual performance after correction of monochromatic ocular aberration
    W N Charman
    Department of Optometry and Neuroscience, UMIST, PO Box 88, Manchester M60 1QD, UK
    Ophthalmic Physiol Opt 23:479-93. 2003
  8. ncbi request reprint Aberrations and myopia
    W N Charman
    Optometry and Neuroscience, Faculty of Life Sciences, University of Manchester, PO Box 88, Manchester M60 1QD, UK
    Ophthalmic Physiol Opt 25:285-301. 2005
  9. ncbi request reprint A longitudinal study of the biometric and refractive changes in full-term infants during the first year of life
    F C Pennie
    Department of Optometry and Neuroscience, UMIST, PO Box 88, M60 1QD, Manchester, UK
    Vision Res 41:2799-810. 2001
  10. ncbi request reprint Poly(methyl methacrylate) model study of optical surface quality after excimer laser photorefractive keratectomy
    E Hauge
    Department of Optometry and Neuroscience, UMIST, Manchester, United Kingdom
    J Cataract Refract Surg 27:2026-35. 2001

Detail Information

Publications42

  1. ncbi request reprint The Charles F. Prentice Award Lecture 2005: optics of the human eye: progress and problems
    W Neil Charman
    Optometry and Neuroscience, School of Life Sciences, University of Manchester, Manchester, United Kingdom
    Optom Vis Sci 83:335-45. 2006
    ..Some remaining problems in measuring and modeling the eye's optical performance are discussed...
  2. doi request reprint Optical modelling of the possible origins of transient refractive changes in diabetic patients
    William Neil Charman
    Faculty of Life Sciences, University of Manchester, Manchester, UK
    Ophthalmic Physiol Opt 32:485-91. 2012
    ..To explore theoretically the ocular components that might be responsible for the transient refractive changes observed in the eyes of diabetic patients, particularly during intensive glycaemic control...
  3. ncbi request reprint Spatial frequency content of the Cardiff and related acuity tests
    W N Charman
    Faculty of Life Sciences, University of Manchester, UK
    Ophthalmic Physiol Opt 26:5-12. 2006
    ..As a result, the relationship between measured Cardiff and grating acuity will vary somewhat, depending upon the particular optical, neural or other deficits of the individual being tested...
  4. ncbi request reprint Wavefront technology: past, present and future
    W N Charman
    Department Optometry and Neuroscience, Faculty of Life Sciences, University of Manchester, P O Box 88, Manchester M60 1QD, UK
    Cont Lens Anterior Eye 28:75-92. 2005
    ....
  5. ncbi request reprint Longitudinal changes in peripheral refraction with age
    W N Charman
    Faculty of Life Sciences, University of Manchester, PO Box 88, Manchester M60 1QD, UK
    Ophthalmic Physiol Opt 26:447-55. 2006
    ....
  6. doi request reprint The eye in focus: accommodation and presbyopia
    W Neil Charman
    Faculty of Life Sciences, University of Manchester, Sackville Street, Manchester, United Kingdom
    Clin Exp Optom 91:207-25. 2008
    ..Other factors may also contribute in an, as yet, unquantified way and a full understanding of the origins of presbyopic change remains elusive...
  7. ncbi request reprint The prospects for super-acuity: limits to visual performance after correction of monochromatic ocular aberration
    W N Charman
    Department of Optometry and Neuroscience, UMIST, PO Box 88, Manchester M60 1QD, UK
    Ophthalmic Physiol Opt 23:479-93. 2003
    ..In the immediate future, reduction of the high levels of aberration that are currently found in eyes that have undergone refractive surgery and in some abnormal eyes should bring useful benefits...
  8. ncbi request reprint Aberrations and myopia
    W N Charman
    Optometry and Neuroscience, Faculty of Life Sciences, University of Manchester, PO Box 88, Manchester M60 1QD, UK
    Ophthalmic Physiol Opt 25:285-301. 2005
    ..Longitudinal studies are required to confirm whether the retinal defocus associated with the peripheral hyperopia can cause patterns of eyeball growth which lead to axial myopia...
  9. ncbi request reprint A longitudinal study of the biometric and refractive changes in full-term infants during the first year of life
    F C Pennie
    Department of Optometry and Neuroscience, UMIST, PO Box 88, M60 1QD, Manchester, UK
    Vision Res 41:2799-810. 2001
    ..583-0.541AL), but some individual subjects showed marked departures from this pattern. These results are discussed in relation to concepts of emmetropization...
  10. ncbi request reprint Poly(methyl methacrylate) model study of optical surface quality after excimer laser photorefractive keratectomy
    E Hauge
    Department of Optometry and Neuroscience, UMIST, Manchester, United Kingdom
    J Cataract Refract Surg 27:2026-35. 2001
    ..CONCLUSION: Improvements in beam delivery systems seem desirable...
  11. ncbi request reprint Theoretical and practical performance of a concentric bifocal intraocular implant lens
    W N Charman
    Department of Optometry and Vision Sciences, UMIST, Manchester, UK
    Vision Res 38:2841-53. 1998
    ..Measuring contrast sensitivity proved an effective means of assessing misalignment of the bifocal IOLs...
  12. ncbi request reprint Age, lens transmittance, and the possible effects of light on melatonin suppression
    W N Charman
    Department of Optometry and Neuroscience, UMIST, Manchester, UK
    Ophthalmic Physiol Opt 23:181-7. 2003
    ..Interestingly, replacement of the old crystalline lens by an intraocular implant restores the exposure to youthful levels. The possible effects of these changes with age on circadian rhythms are discussed...
  13. doi request reprint Optimal spherical focus in the peripheral retina
    W N Charman
    Faculty of Life Sciences, University of Manchester, Moffat Building, Manchester, UK
    Ophthalmic Physiol Opt 28:269-76. 2008
    ..Nevertheless, the simple model can still yield useful insights into through-focus, peripheral optical imagery...
  14. ncbi request reprint On the linearity of accommodation dynamics
    W N Charman
    Department of Optometry and Neuroscience, UMIST, PO Box 88, M60 1QD, Manchester, UK
    Vision Res 40:2057-66. 2000
    ..Other limitations in linear models of the response are discussed...
  15. ncbi request reprint Results of the 2006 Naylor Prize competition
    W N Charman
    Faculty of Life Sciences, University of Manchester, PO Box 88, Manchester M60 1QD, UK
    Ophthalmic Physiol Opt 27:518-9. 2007
  16. ncbi request reprint Peripheral refraction in orthokeratology patients
    W Neil Charman
    Faculty of Health Science, University of Manchester, Manchester, United Kingdom
    Optom Vis Sci 83:641-8. 2006
    ..The purpose of this study is to measure refraction across the horizontal central visual field in orthokeratology patients before and during treatment...
  17. ncbi request reprint Changes in astigmatism with accommodation
    Hema Radhakrishnan
    Faculty of Life Sciences, Moffat Building, University of Manchester, Manchester, UK
    Ophthalmic Physiol Opt 27:275-80. 2007
    ..036 DC at axis 176 deg for each dioptre of accommodation response. It is speculated that these changes might reflect increases in lens tilt about a horizontal axis, caused by the combined effects of a slacker zonule and gravity...
  18. ncbi request reprint Age-related changes in static accommodation and accommodative miosis
    Hema Radhakrishnan
    Optometry and Neuroscience, Faculty of Life Sciences, University of Manchester, Manchester M60 1QD, UK
    Ophthalmic Physiol Opt 27:342-52. 2007
    ..Hence it cannot be used to support or refute particular theories of presbyopia...
  19. ncbi request reprint Age-related changes in ocular aberrations with accommodation
    Hema Radhakrishnan
    Faculty of Life Sciences, University of Manchester, Manchester, UK
    J Vis 7:11.1-21. 2007
    ..The change with age in the relationship between aberration and accommodation is interpreted in terms of the changing gradients of refractive index and surface curvatures of the crystalline lens...
  20. ncbi request reprint Refractive changes associated with oblique viewing and reading in myopes and emmetropes
    Hema Radhakrishnan
    Faculty of Life Sciences, University of Manchester, Manchester, UK
    J Vis 7:5. 2007
    ..However, the results from Experiment 2 suggest that any such pressures during short-term reading tasks have no significant impact on the axial refraction...
  21. ncbi request reprint Dynamics of accommodative facility in myopes
    Hema Radhakrishnan
    Faculty of Life Sciences, The University of Manchester, Manchester, United Kingdom
    Invest Ophthalmol Vis Sci 48:4375-82. 2007
    ..To evaluate the dynamic changes in refraction during the accommodative facility test in myopes and emmetropes...
  22. doi request reprint Peripheral refraction measurement: does it matter if one turns the eye or the head?
    Hema Radhakrishnan
    Faculty of Life Sciences, Moffat Building, University of Manchester, P O Box 88, Sackville Street, Manchester M60 1QD, UK
    Ophthalmic Physiol Opt 28:73-82. 2008
    ..5 min and 30 degrees respectively), the results fail to confirm the occurrence of large differences in peripheral refraction when measurements are made with eye turn rather than head turn...
  23. doi request reprint Optical quality of the eye after lens replacement with a pseudoaccommodating intraocular lens
    Robert Montes-Mico
    Optometry Research Group, Optics Department, Faculty of Physics, University of Valencia, Valencia, Spain
    J Cataract Refract Surg 34:763-8. 2008
    ..To examine the optical quality of healthy presbyopic eyes before and after implantation of the pseudoaccommodating AcrySof ReSTOR Natural intraocular lens (IOL) (Alcon Laboratories) by measuring visual acuity and wavefront aberrations...
  24. ncbi request reprint Problems in the measurement of wavefront aberration for eyes implanted with diffractive bifocal and multifocal intraocular lenses
    W Neil Charman
    Faculty of Life Sciences, University of Manchester, Manchester, United Kingdom
    J Refract Surg 24:280-6. 2008
    ..To determine the origin of the wavefront aberration as measured in eyes fitted with diffractive intraocular lenses (IOLs)...
  25. ncbi request reprint Can we measure wave aberration in patients with diffractive IOLs?
    W Neil Charman
    J Cataract Refract Surg 33:1997. 2007
  26. ncbi request reprint Influences of reference plane and direction of measurement on eye aberration measurement
    David A Atchison
    Centre for Health Research, Queensland University of Technology, Victoria Park Road, Kelvin Grove, Q 4059, Australia
    J Opt Soc Am A Opt Image Sci Vis 22:2589-97. 2005
    ..The general findings regarding choice of reference plane and direction of measurement were found to be equally applicable to eyes that lacked rotational symmetry...
  27. ncbi request reprint Image quality and visual performance in the peripheral visual field following photorefractive keratectomy
    Robert Montes-Mico
    Unitat d Optometria i Ciències de la Visió, Departament d Optica, Facultat de Fisica, Universitat de Valencia, Care of Dr Moliner, 50, 46100 Burjassot, Valencia, Spain
    J Refract Surg 18:14-22. 2002
    ..A theoretical and experimental study was performed to assess the possible effects of photorefractive keratectomy (PRK) on retinal image quality and thresholds in the peripheral visual field...
  28. ncbi request reprint Some possible longer-term ocular changes following excimer laser refractive surgery
    Laura Oliveira-Soto
    Department of Optometry and Neuroscience, UMIST, Manchester, UK
    Ophthalmic Physiol Opt 22:274-88. 2002
    ....
  29. ncbi request reprint Theoretical analysis of peripheral imaging after excimer laser corneal refractive surgery for myopia
    W Neil Charman
    Department of Optometry and Neuroscience, University of Manchester Institute of Science and Technology, Manchester, United Kingdom
    J Cataract Refract Surg 28:2017-25. 2002
    ..To explore theoretically the retinal point images in the peripheral fields of eyes that have had excimer laser refractive surgery. University research laboratory...
  30. ncbi request reprint Hartmann-Shack technique and refraction across the horizontal visual field
    David A Atchison
    Centre for Eye Research, School of Optometry, Queensland University of Technology, Victoria Park Road, Kelvin Grove, Q 4059 Australia
    J Opt Soc Am A Opt Image Sci Vis 20:965-73. 2003
    ..Since subjective refraction is largely independent of the pupil size under photopic conditions, objective refractions based on either of these analyses may be the most useful...
  31. ncbi request reprint Mesopic contrast sensitivity function after excimer laser photorefractive keratectomy
    Robert Montes-Mico
    Unitat d Optometria i Ciències de la Visió, Universitat de Valencia, Spain
    J Refract Surg 18:9-13. 2002
    ..To evaluate contrast sensitivity under mesopic conditions in patients who had undergone uncomplicated excimer laser photorefractive keratectomy (PRK) for myopia...
  32. ncbi request reprint Postblink changes in total and corneal ocular aberrations
    Robert Montes-Mico
    Department of Research, Development and Innovation, Instituto Oftalmologico de Alicante, Medical School, Miguel Hernandez University, Avda Denia 111, 03015 Alicante, Spain
    Ophthalmology 111:758-67. 2004
    ..The purpose of this study was to determine objectively the changes in optical aberrations induced by the progressive tear film irregularity after a blink and their effects on retinal image quality...
  33. ncbi request reprint Temporal changes in optical quality of air-tear film interface at anterior cornea after blink
    Robert Montes-Mico
    Research, Development, and Innovation Department, Ophthalmologic Institute of Alicante, Alicante, Spain
    Invest Ophthalmol Vis Sci 45:1752-7. 2004
    ..To examine temporal changes in the optical quality of the air-tear film interface at the anterior cornea after a blink...
  34. ncbi request reprint Assessment of just-noticeable differences for refractive errors and spherical aberration using visual simulation
    Richard Legras
    Universite Paris Sud, Laboratoire Aime Cotton, Orsay, France
    Optom Vis Sci 81:718-28. 2004
    ..The aim of this study was to evaluate the threshold levels of aberration change that a typical reference eye is able to detect...
  35. ncbi request reprint Ablation design in relation to spatial frequency, depth-of-focus, and age
    W Neil Charman
    Optometry and Neuroscience, UMIST, Manchester, UK
    J Refract Surg 20:S542-9. 2004
    ..To consider factors relevant to the design of wavefront-aberration-based customized ablations...
  36. ncbi request reprint Off-axis refraction and aberrations following conventional laser in situ keratomileusis
    Luxin Ma
    Shandong Provincial Hospital, Jinan, China
    J Cataract Refract Surg 31:489-98. 2005
    ..To investigate off-axis refraction and aberrations following conventional laser in situ keratomileusis (LASIK) for myopia and hypermetropia...
  37. ncbi request reprint Surface roughness after excimer laser ablation using a PMMA model: profilometry and effects on vision
    Shehzad A Naroo
    Department of Optometry and Neuroscience, UMIST, Manchester, United Kingdom
    J Refract Surg 21:260-8. 2005
    ..To show that the limited quality of surfaces produced by one model of excimer laser systems can degrade visual performance with a polymethylmethacrylate (PMMA) model...
  38. ncbi request reprint Postblink changes in the ocular modulation transfer function measured by a double-pass method
    Robert Montes-Mico
    Research, Development and Innovation Department, VISSUM Ophthalmologic Institute of Alicante, Alicante, Spain
    Invest Ophthalmol Vis Sci 46:4468-73. 2005
    ..To examine the temporal changes in the modulation transfer function (MTF) of the eye after a blink...
  39. ncbi request reprint Will wavefront aberrometry become a part of routine optometric practice?
    W Neil Charman
    Clin Exp Optom 87:133-5. 2004
  40. ncbi request reprint Visual performance with multifocal intraocular lenses: mesopic contrast sensitivity under distance and near conditions
    Robert Montes-Mico
    Optometry and Vision Sciences Unit, University of Valencia, Valencia, Spain
    Ophthalmology 111:85-96. 2004
    ..To evaluate distance and near visual performance under bright (photopic) and dim (mesopic) conditions in patients who had undergone uncomplicated cataract extraction with multifocal or monofocal intraocular lens (IOL) implantation...
  41. ncbi request reprint Dynamic changes in the tear film in dry eyes
    Robert Montes-Mico
    Research, Development and Innovation Department, VISSUM Ophthalmologic Institute of Alicante, Avda Denia s n, VISSUM Building, 03016 Alicante, Spain
    Invest Ophthalmol Vis Sci 46:1615-9. 2005
    ..To examine the dynamics of the tear film in patients with dry eye by measuring the wavefront aberrations of the anterior surface of the film...
  42. ncbi request reprint A method for simulation of foveal vision during wear of corrective lenses
    Richard Legras
    Université d Orsay, Laboratoire Aime Cotton, Orsay, France
    Optom Vis Sci 81:729-38. 2004
    ....