Edward A H Mallen

Summary

Affiliation: University of Bradford
Country: UK

Publications

  1. ncbi request reprint Sympathetic innervation of ciliary muscle and oculomotor function in emmetropic and myopic young adults
    Edward A H Mallen
    Department of Optometry, University of Bradford, Richmond Road, Bradford, West Yorkshire BD7 1DP, UK
    Vision Res 45:1641-51. 2005
  2. ncbi request reprint Refractive error and ocular biometry in Jordanian adults
    Edward A H Mallen
    Department of Optometry, University of Bradford, Richmond Road, Bradford, West Yorkshire BD7 1DP, UK
    Ophthalmic Physiol Opt 25:302-9. 2005
  3. ncbi request reprint Technical note: measurement of retinal contour and supine axial length using the Zeiss IOLMaster
    Edward A H Mallen
    Department of Optometry, University of Bradford, Richmond Road, Bradford, West Yorkshire, BD7 1DP, UK
    Ophthalmic Physiol Opt 27:404-11. 2007
  4. ncbi request reprint Transient Axial Length Change during the Accommodation Response in Young Adults
    Edward A H Mallen
    Department of Optometry, University of Bradford, Richmond Road, Bradford, West Yorkshire, United Kingdom
    Invest Ophthalmol Vis Sci 47:1251-4. 2006
  5. ncbi request reprint Static accommodative responses following adaptation to differential levels of blur
    Matthew P Cufflin
    Department of Optometry, University of Bradford, Richmond Road, Bradford, West Yorkshire BD7 1DP, UK
    Ophthalmic Physiol Opt 27:353-60. 2007
  6. doi request reprint Off-axis partial coherence interferometry in myopes and emmetropes
    Asieh Ehsaei
    Bradford School of Optometry and Vision Science, University of Bradford, Bradford, UK
    Ophthalmic Physiol Opt 33:26-34. 2013
  7. doi request reprint Dynamic accommodation responses following adaptation to defocus
    Matthew P Cufflin
    Bradford School of Optometry and Vision Science, University of Bradford, Bradford, West Yorkshire, United Kingdom
    Optom Vis Sci 85:982-91. 2008
  8. ncbi request reprint Role of ocular aberrations in dynamic accommodation control
    Sem Sem Chin
    Bradford School of Optometry and Vision Science, University of Bradford, Bradford, West Yorkshire, United Kingdom
    Clin Exp Optom 92:227-37. 2009
  9. doi request reprint The effect of instrument alignment on peripheral refraction measurements by automated optometer
    Asieh Ehsaei
    Bradford School of Optometry and Vision Science, University of Bradford, Bradford, UK
    Ophthalmic Physiol Opt 31:413-20. 2011
  10. doi request reprint Cross-sectional sample of peripheral refraction in four meridians in myopes and emmetropes
    Asieh Ehsaei
    Bradford School of Optometry and Vision Science, University of Bradford, Bradford, United Kingdom
    Invest Ophthalmol Vis Sci 52:7574-85. 2011

Collaborators

Detail Information

Publications27

  1. ncbi request reprint Sympathetic innervation of ciliary muscle and oculomotor function in emmetropic and myopic young adults
    Edward A H Mallen
    Department of Optometry, University of Bradford, Richmond Road, Bradford, West Yorkshire BD7 1DP, UK
    Vision Res 45:1641-51. 2005
    ..This work aims to show the relative prevalence of sympathetic inhibition in young emmetropic and myopic adults, and to evaluate the effect of sympathetic facility on accommodative and oculomotor function...
  2. ncbi request reprint Refractive error and ocular biometry in Jordanian adults
    Edward A H Mallen
    Department of Optometry, University of Bradford, Richmond Road, Bradford, West Yorkshire BD7 1DP, UK
    Ophthalmic Physiol Opt 25:302-9. 2005
    ..This study has established a database of refractive error prevalence and ocular biometric correlates of ametropia in a Middle Eastern population of working age...
  3. ncbi request reprint Technical note: measurement of retinal contour and supine axial length using the Zeiss IOLMaster
    Edward A H Mallen
    Department of Optometry, University of Bradford, Richmond Road, Bradford, West Yorkshire, BD7 1DP, UK
    Ophthalmic Physiol Opt 27:404-11. 2007
    ..Pilot data obtained using these modifications to the instrument are presented...
  4. ncbi request reprint Transient Axial Length Change during the Accommodation Response in Young Adults
    Edward A H Mallen
    Department of Optometry, University of Bradford, Richmond Road, Bradford, West Yorkshire, United Kingdom
    Invest Ophthalmol Vis Sci 47:1251-4. 2006
    ..To measure the degree of transient axial elongation during the accommodation response in emmetropic and myopic young adults. To evaluate the effect of refractive error and accommodative demand on transient axial elongation of the eye...
  5. ncbi request reprint Static accommodative responses following adaptation to differential levels of blur
    Matthew P Cufflin
    Department of Optometry, University of Bradford, Richmond Road, Bradford, West Yorkshire BD7 1DP, UK
    Ophthalmic Physiol Opt 27:353-60. 2007
    ..To investigate the effects of two levels of blur adaptation on visual resolution and steady-state accommodation responses in emmetropes and myopes...
  6. doi request reprint Off-axis partial coherence interferometry in myopes and emmetropes
    Asieh Ehsaei
    Bradford School of Optometry and Vision Science, University of Bradford, Bradford, UK
    Ophthalmic Physiol Opt 33:26-34. 2013
    ..Understanding the optical properties of the peripheral eye may provide insight into myopia development and the possible effects on off-axis visual performance...
  7. doi request reprint Dynamic accommodation responses following adaptation to defocus
    Matthew P Cufflin
    Bradford School of Optometry and Vision Science, University of Bradford, Bradford, West Yorkshire, United Kingdom
    Optom Vis Sci 85:982-91. 2008
    ..We have investigated whether a period of blur adaptation influences the dynamic accommodation response to step and sinusoidal changes in target vergence...
  8. ncbi request reprint Role of ocular aberrations in dynamic accommodation control
    Sem Sem Chin
    Bradford School of Optometry and Vision Science, University of Bradford, Bradford, West Yorkshire, United Kingdom
    Clin Exp Optom 92:227-37. 2009
    ..This study aimed to determine the relative effects of aberration correction and inversion on closed-loop stepwise accommodation responses to small increases and decreases in stimulus vergence...
  9. doi request reprint The effect of instrument alignment on peripheral refraction measurements by automated optometer
    Asieh Ehsaei
    Bradford School of Optometry and Vision Science, University of Bradford, Bradford, UK
    Ophthalmic Physiol Opt 31:413-20. 2011
    ....
  10. doi request reprint Cross-sectional sample of peripheral refraction in four meridians in myopes and emmetropes
    Asieh Ehsaei
    Bradford School of Optometry and Vision Science, University of Bradford, Bradford, United Kingdom
    Invest Ophthalmol Vis Sci 52:7574-85. 2011
    ..The purpose of this study was to measure peripheral refraction across the horizontal, vertical, and two oblique meridians in a group of myopic and emmetropic adults and to investigate retinal asymmetry in the human retina...
  11. doi request reprint Effect of correction of ocular aberration dynamics on the accommodation response to a sinusoidally moving stimulus
    Sem Sem Chin
    Bradford School of Optometry and Vision Science, University of Bradford, Bradford, West Yorkshire BD7 1DP, UK
    Opt Lett 34:3274-6. 2009
    ..The predictability of the sinusoidal stimulus could account for the lack of an effect in the remaining subjects and conditions...
  12. doi request reprint A method for profiling biometric changes during disaccommodation
    Alison Alderson
    Bradford School of Optometry and Vision Science, University of Bradford, Bradford, West Yorkshire, UK
    Optom Vis Sci 89:E738-48. 2012
    ....
  13. doi request reprint Effect of blur adaptation on human parafoveal vision
    Aleksandra Mankowska
    Bradford School of Optometry and Vision Science, University of Bradford, Bradford, United Kingdom
    Invest Ophthalmol Vis Sci 53:1145-50. 2012
    ..In certain circumstances, the blur adaptation response may be influenced by refractive status...
  14. ncbi request reprint Simultaneous measurement of objective refraction, accommodation response and axial length of the human eye
    Alison Alderson
    Bradford School of Optometry and Vision Science, University of Bradford, Bradford, UK
    Ophthalmic Physiol Opt 31:100-8. 2011
    ..In this technical note we provide details of a method to adapt the Zeiss IOLMaster and the Shin-Nippon SRW-5000 infrared optometer to simultaneously measure refraction and axial length...
  15. doi request reprint Correspondence of chaos in binocular aberration dynamics
    Karen M Hampson
    Bradford School of Optometry and Vision Science, University of Bradford, Bradford, West Yorkshire, UK
    Opt Lett 38:302-4. 2013
    ..The correlation may be masked by the impact of differing tear film dynamics. Understanding the nature of aberration dynamics has utility in optimizing the performance of adaptive optics systems for the human eye...
  16. doi request reprint Central and peripheral visual performance in myopes: contact lenses versus spectacles
    Asieh Ehsaei
    Bradford School of Optometry and Vision Science, University of Bradford, Richmond Road, Bradford, BD7 1DP, United Kingdom
    Cont Lens Anterior Eye 34:128-32. 2011
    ..The purpose of this study was to examine central and peripheral visual function in myopic subjects corrected with contact lenses versus spectacles...
  17. doi request reprint The time course of blur adaptation in emmetropes and myopes
    Kiren A Khan
    Bradford School of Optometry and Vision Science, University of Bradford, Bradford, UK
    Ophthalmic Physiol Opt 33:305-10. 2013
    ..Visual acuity was sampled at a higher rate than previous studies in order to assess the time course of blur adaptation processes in myopic and emmetropic observers...
  18. ncbi request reprint Coherence function analysis of the higher-order aberrations of the human eye
    Karen M Hampson
    Department of Optometry, University of Bradford, UK
    Opt Lett 31:184-6. 2006
    ..4. Possible reasons for this are discussed. Coherence function analysis is a useful tool that can be used in future investigations to determine correlations between the aberration dynamics of the eye and other physiological mechanisms...
  19. ncbi request reprint Effect of blur adaptation on blur sensitivity and discrimination in emmetropes and myopes
    Matthew P Cufflin
    Department of Optometry, University of Bradford, Bradford, United Kingdom
    Invest Ophthalmol Vis Sci 48:2932-9. 2007
    ..In addition, to determine whether there is a differential effect of blur adaptation on blur sensitivity and discrimination between refractive error groups...
  20. pmc Chaos in ocular aberration dynamics of the human eye
    Karen M Hampson
    Bradford School of Optometry and Vision Science, University of Bradford, Richmond Rd, Bradford BD7 1DP, UK
    Biomed Opt Express 3:863-77. 2012
    ..07 s. The Lyapunov exponent of the rms wavefront error was positive for each subject, with an average value of 0.44 ± 0.15 µm/s. This indicates that the aberration dynamics are chaotic. Implications for future modeling are discussed...
  21. pmc Multifractal nature of ocular aberration dynamics of the human eye
    Karen M Hampson
    Bradford School of Optometry and Vision Science, University of Bradford, Richmond Rd, Bradford BD7 1DP, UK
    Biomed Opt Express 2:464-70. 2011
    ..31 ± 0.10. This suggests that the time course of the aberration fluctuations is antipersistant. Future applications of multifractal analysis are discussed...
  22. ncbi request reprint Cornea measurement comparison with Orbscan II and EyeSys videokeratoscope
    William A Douthwaite
    Department of Optometry, University of Bradford, Bradford, West Yorkshire, United Kingdom
    Optom Vis Sci 84:598-604. 2007
    ..To compare the performance of the Orbscan II topographer with a videokeratoscope for a set of tilted test buttons with known aspheric surface profile characteristics, and for a series of measurements made on normal human corneas...
  23. ncbi request reprint Adaptive optics system for investigation of the effect of the aberration dynamics of the human eye on steady-state accommodation control
    Karen M Hampson
    Photonics Group, Blackett Laboratory, Imperial College London, UK
    J Opt Soc Am A Opt Image Sci Vis 23:1082-8. 2006
    ..Pilot data were collected on one subject to demonstrate the utility of this system in steady-state accommodation studies. The value of the system for future work in this area is discussed...
  24. ncbi request reprint Refractive group differences in accommodation microfluctuations with changing accommodation stimulus
    Mhairi Day
    Department of Vision Sciences, Glasgow Caledonian University, UK
    Ophthalmic Physiol Opt 26:88-96. 2006
    ..The aim of this study is to examine the effect of variations in accommodation stimulus upon the microfluctuations in different refractive groups...
  25. ncbi request reprint Ametropia and ocular biometry in a U.K. university student population
    Nicola S Logan
    Human Myopia Research Centre, Neurosciences Research Institute, Aston University, Birmingham, UK
    Optom Vis Sci 82:261-6. 2005
    ..This study determines the prevalence of ametropia in a mixed ethnicity U.K. university student population and compares associated ocular biometric measures...
  26. ncbi request reprint Non-invasive phakometric measurement of corneal and crystalline lens alignment in human eyes
    Mark C M Dunne
    Neurosciences Research Institute, School of Life and Health Sciences, Aston University, Birmingham B4 7ET, UK
    Ophthalmic Physiol Opt 25:143-52. 2005
    ..2 mm) were studied by measuring the left eyes of 45 subjects (aged 18-42 years, 29 females and 16 males, 15 Caucasians, 29 Indian Asians, one African, refractive error range -7.25 to +1.25 D mean spherical equivalent) on two occasions...
  27. ncbi request reprint Refractive error, cognitive demand and nearwork-induced transient myopia
    James S Wolffsohn
    Neurosciences Research Institute, School of Life and Health Sciences, Aston University, Birmingham, UK
    Curr Eye Res 27:363-70. 2003
    ..This study investigates the effect of cognitive effort on near-work induced transient myopia (NITM)...