Geun Young Yoon

Summary

Affiliation: University of Rochester
Country: USA

Publications

  1. doi request reprint Objective evaluation of through-focus optical performance of presbyopia-correcting intraocular lenses using an optical bench system
    Myoung Joon Kim
    Flaum Eye Institute, University of Rochester, Rochester, New York, USA
    J Cataract Refract Surg 37:1305-12. 2011
  2. ncbi request reprint Visual performance after correcting the monochromatic and chromatic aberrations of the eye
    Geun Young Yoon
    Center for Visual Science, University of Rochester, Rochester, New York 14627, USA
    J Opt Soc Am A Opt Image Sci Vis 19:266-75. 2002
  3. ncbi request reprint Large-dynamic-range Shack-Hartmann wavefront sensor for highly aberrated eyes
    Geunyoung Yoon
    University of Rochester, Department of Ophthalmology, Biomedical Engineering and Center for Visual Science, New York 14627, USA
    J Biomed Opt 11:30502. 2006
  4. ncbi request reprint Causes of spherical aberration induced by laser refractive surgery
    Geunyoung Yoon
    Department of Ophthalmology and Center for Visual Science, University of Rochester, Rochester, New York 14627, USA
    J Cataract Refract Surg 31:127-35. 2005
  5. ncbi request reprint Vision improvement by correcting higher-order aberrations with phase plates in normal eyes
    Geunyoung Yoon
    Department of Ophthalmology, Center for Visual Science, University of Rochester, Rochester, NY 14627, USA
    J Refract Surg 20:S523-7. 2004
  6. pmc Requirements for discrete actuator and segmented wavefront correctors for aberration compensation in two large populations of human eyes
    Nathan Doble
    Center for Visual Science, 274 Meliora Hall, University of Rochester, Rochester, New York 14627, USA
    Appl Opt 46:4501-14. 2007
  7. ncbi request reprint Comparison of Zernike and Fourier wavefront reconstruction algorithms in representing corneal aberration of normal and abnormal eyes
    Geunyoung Yoon
    Department of Ophthalmology, School of Medicine and Dentistry, University of Rochester, Rochester, NY 14627 USA
    J Refract Surg 24:582-90. 2008
  8. pmc Photorefractive keratectomy in the cat eye: biological and optical outcomes
    Lana J Nagy
    Department of Ophthalmology, University of Rochester, 601 Elmwood Avenue, Rochester, NY 14642, USA
    J Cataract Refract Surg 33:1051-64. 2007
  9. pmc Contribution of optical zone decentration and pupil dilation on the change of optical quality after myopic photorefractive keratectomy in a cat model
    Jens Bühren
    University of Rochester Eye Institute, University of Rochester Medical Center, Rochester, NY, USA
    J Refract Surg 26:183-90. 2010
  10. doi request reprint Comparison of optical quality metrics to predict subjective quality of vision after laser in situ keratomileusis
    Jens Bühren
    Department of Ophthalmology, University of Rochester Medical Center, University of Rochester, Rochester, New York, USA
    J Cataract Refract Surg 35:846-55. 2009

Research Grants

  1. Customized Contact Lenses
    Geunyoung Yoon; Fiscal Year: 2006
  2. Customized Contact Lenses
    Geunyoung Yoon; Fiscal Year: 2010

Detail Information

Publications27

  1. doi request reprint Objective evaluation of through-focus optical performance of presbyopia-correcting intraocular lenses using an optical bench system
    Myoung Joon Kim
    Flaum Eye Institute, University of Rochester, Rochester, New York, USA
    J Cataract Refract Surg 37:1305-12. 2011
    ..TO evaluate spherical aberration and through-focus optical performances of 5 presbyopia-correcting and 2 monofocal intraocular lenses (IOLs)...
  2. ncbi request reprint Visual performance after correcting the monochromatic and chromatic aberrations of the eye
    Geun Young Yoon
    Center for Visual Science, University of Rochester, Rochester, New York 14627, USA
    J Opt Soc Am A Opt Image Sci Vis 19:266-75. 2002
    ..These results are in reasonable agreement with the theoretical improvement calculated from the eye's optical modulation transfer function...
  3. ncbi request reprint Large-dynamic-range Shack-Hartmann wavefront sensor for highly aberrated eyes
    Geunyoung Yoon
    University of Rochester, Department of Ophthalmology, Biomedical Engineering and Center for Visual Science, New York 14627, USA
    J Biomed Opt 11:30502. 2006
    ..The feasibility of the sensor was demonstrated by measuring the higher order aberrations of a custom-made phase plate and human eyes with and without the plate...
  4. ncbi request reprint Causes of spherical aberration induced by laser refractive surgery
    Geunyoung Yoon
    Department of Ophthalmology and Center for Visual Science, University of Rochester, Rochester, New York 14627, USA
    J Cataract Refract Surg 31:127-35. 2005
    ..To develop a corneal model to better explain how refractive surgery procedures induce spherical aberration...
  5. ncbi request reprint Vision improvement by correcting higher-order aberrations with phase plates in normal eyes
    Geunyoung Yoon
    Department of Ophthalmology, Center for Visual Science, University of Rochester, Rochester, NY 14627, USA
    J Refract Surg 20:S523-7. 2004
    ..To psychophysically demonstrate vision improvement when correcting higher-order aberrations with phase plates in normal eyes...
  6. pmc Requirements for discrete actuator and segmented wavefront correctors for aberration compensation in two large populations of human eyes
    Nathan Doble
    Center for Visual Science, 274 Meliora Hall, University of Rochester, Rochester, New York 14627, USA
    Appl Opt 46:4501-14. 2007
    ..The results presented will help guide the development of wavefront correctors for the next generation of ophthalmic instrumentation...
  7. ncbi request reprint Comparison of Zernike and Fourier wavefront reconstruction algorithms in representing corneal aberration of normal and abnormal eyes
    Geunyoung Yoon
    Department of Ophthalmology, School of Medicine and Dentistry, University of Rochester, Rochester, NY 14627 USA
    J Refract Surg 24:582-90. 2008
    ..To investigate the accuracy of Zernike and Fourier reconstruction algorithms in describing simulated wavefront data from corneal topography of normal and abnormal eyes...
  8. pmc Photorefractive keratectomy in the cat eye: biological and optical outcomes
    Lana J Nagy
    Department of Ophthalmology, University of Rochester, 601 Elmwood Avenue, Rochester, NY 14642, USA
    J Cataract Refract Surg 33:1051-64. 2007
    ..To quantify optical and biomechanical properties of the feline cornea before and after photorefractive keratectomy (PRK) and assess the relative contribution of different biological factors to refractive outcome...
  9. pmc Contribution of optical zone decentration and pupil dilation on the change of optical quality after myopic photorefractive keratectomy in a cat model
    Jens Bühren
    University of Rochester Eye Institute, University of Rochester Medical Center, Rochester, NY, USA
    J Refract Surg 26:183-90. 2010
    ..To simulate the simultaneous contribution of optical zone decentration and pupil dilation on retinal image quality using wavefront error data from a myopic photorefractive keratectomy (PRK) cat model...
  10. doi request reprint Comparison of optical quality metrics to predict subjective quality of vision after laser in situ keratomileusis
    Jens Bühren
    Department of Ophthalmology, University of Rochester Medical Center, University of Rochester, Rochester, New York, USA
    J Cataract Refract Surg 35:846-55. 2009
    ..To compare wavefront-derived metrics to predict subjective quality of vision after laser in situ keratomileusis (LASIK) for myopia...
  11. doi request reprint Simultaneous measurement of tear film dynamics using wavefront sensor and optical coherence tomography
    Shizuka Koh
    Eye Institute, University of Rochester, Rochester, New York, USA
    Invest Ophthalmol Vis Sci 51:3441-8. 2010
    ..Simultaneous measurement of optical quality and tear meniscus has the potential to improve understanding of tear stability in normal eyes and dry eyes...
  12. pmc Neural compensation for long-term asymmetric optical blur to improve visual performance in keratoconic eyes
    Ramkumar Sabesan
    Institute of Optics, University of Rochester, Rochester, New York, USA
    Invest Ophthalmol Vis Sci 51:3835-9. 2010
    ..Conclusions. In KC eyes, the neural visual system compensates for long-term visual experience with an asymmetrically blurred retinal image, resulting in improved visual performance...
  13. doi request reprint Scanning system design for large scan depth anterior segment optical coherence tomography
    Rahul Yadav
    The Institute of Optics, University of Rochester, Rochester New York 14627, USA
    Opt Lett 35:1774-6. 2010
    ..For the posterior corneal surface SNR improvement of 4dB was observed, while the SNR improvement for the anterior corneal surface was 0.7dB...
  14. doi request reprint Visual performance after correcting higher order aberrations in keratoconic eyes
    Ramkumar Sabesan
    Institute of Optics, University of Rochester, Rochester, NY, USA
    J Vis 9:6.1-10. 2009
    ..67). This may indicate that long-term visual experience with poor retinal image quality, induced by HOA, may restrict the visual benefit achievable immediately after correction in keratoconic eyes...
  15. doi request reprint Posterior corneal aberrations and their compensation effects on anterior corneal aberrations in keratoconic eyes
    Minghan Chen
    Center for Visual Science, Department of Ophthalmology, Institute of Optics, University of Rochester, Rochester, New York 14627, USA
    Invest Ophthalmol Vis Sci 49:5645-52. 2008
    ..To characterize posterior corneal aberrations in keratoconic (KC) eyes and investigate compensatory effects between anterior and posterior corneal surfaces...
  16. ncbi request reprint Measurement of wave-front aberration in soft contact lenses by use of a Shack-Hartmann wave-front sensor
    Tae Moon Jeong
    Center for Visual Science, University of Rochester, New York 14627, USA
    Appl Opt 44:4523-7. 2005
    ..A Shack-Hartmann wave-front sensor can be used to assess optical quality of both conventional and customized soft contact lenses and to assist in enhancing lens quality control...
  17. pmc The effect of optical zone decentration on lower- and higher-order aberrations after photorefractive keratectomy in a cat model
    Jens Bühren
    Department of Ophthalmology, University of Rochester Medical Center, NY 14642, USA
    Invest Ophthalmol Vis Sci 48:5806-14. 2007
    ..To simulate the effects of decentration on lower- and higher-order aberrations (LOAs and HOAs) and optical quality, by using measured wavefront error (WFE) data from a cat photorefractive keratectomy (PRK) model...
  18. ncbi request reprint Surgeon offsets and dynamic eye movements in laser refractive surgery
    Jason Porter
    Center for Visual Science, University of Rochester, New York 14627, USA
    J Cataract Refract Surg 31:2058-66. 2005
    ..To determine the amount of static and dynamic pupil decentrations that occur during laser refractive surgery...
  19. ncbi request reprint Aberrations induced in wavefront-guided laser refractive surgery due to shifts between natural and dilated pupil center locations
    Jason Porter
    Center for Visual Science, University of Rochester, Rochester, New York 14627, USA
    J Cataract Refract Surg 32:21-32. 2006
    ....
  20. ncbi request reprint Vision improvement by correcting higher-order aberrations with customized soft contact lenses in keratoconic eyes
    Ramkumar Sabesan
    Institute of Optics, University of Rochester, Rochester, New York 14627, USA
    Opt Lett 32:1000-2. 2007
    ..The higher-order aberration correction resulted in an average improvement of 2.1 lines in visual acuity over the conventional correction of defocus and astigmatism alone...
  21. ncbi request reprint Characterizing the wave aberration in eyes with keratoconus or penetrating keratoplasty using a high-dynamic range wavefront sensor
    Seth Pantanelli
    Department of Biomedical Engineering, Center for Visual Science, University of Rochester, Rochester, New York 14627, USA
    Ophthalmology 114:2013-21. 2007
    ..The purpose of this study was to characterize aberrations in 2 populations of eyes, namely those with keratoconus (KC) and those having undergone penetrating keratoplasty (PK), using a large-dynamic range Shack-Hartmann wavefront sensor...
  22. ncbi request reprint Monochromatic ocular wavefront aberrations in the awake-behaving cat
    Krystel R Huxlin
    Department of Ophthalmology, University of Rochester, Rochester, NY 14627, USA
    Vision Res 44:2159-69. 2004
    ..95 degrees. These results form a solid basis for future wavefront sensing studies aiming to quantify the effects of ocular manipulations in experimental animals...
  23. ncbi request reprint Correcting highly aberrated eyes using large-stroke adaptive optics
    Ramkumar Sabesan
    Institute of Optics University of Rochester, Rochester, NY 14627, USA
    J Refract Surg 23:947-52. 2007
    ..To investigate the optical performance of a large-stroke deformable mirror in correcting large aberrations in highly aberrated eyes...
  24. ncbi request reprint Correcting anterior corneal aberration and variability of lens movements in keratoconic eyes with back-surface customized soft contact lenses
    Minghan Chen
    Center for Visual Science, Institute of Optics, Department of Ophthalmology, University of Rochester, NY 14627, USA
    Opt Lett 32:3203-5. 2007
    ....
  25. ncbi request reprint Separate effects of the microkeratome incision and laser ablation on the eye's wave aberration
    Jason Porter
    The Institute of Optics, University of Rochester, Rochester, NY, USA
    Am J Ophthalmol 136:327-37. 2003
    ..To study the optical changes induced by the microkeratome cut, the subsequent laser ablation, and the biomechanical healing response of the cornea in normal laser in situ keratomileusis (LASIK) eyes...
  26. pmc The effect of the asphericity of myopic laser ablation profiles on the induction of wavefront aberrations
    Jens Bühren
    University of Rochester Eye Institute, Rochester, New York, USA
    Invest Ophthalmol Vis Sci 51:2805-12. 2010
    ..To compare the effects of laser profile asphericity on the induction of wavefront aberrations, susceptibility to decentration, and depth of focus in a polymethylmethacrylate (PMMA) model...

Research Grants6

  1. Customized Contact Lenses
    Geunyoung Yoon; Fiscal Year: 2006
    ..The key to developing the contact lens is the use of high-power laser ablation of the contact lens based on the measurements with the wavefront sensor. ..
  2. Customized Contact Lenses
    Geunyoung Yoon; Fiscal Year: 2010
    ..Customized contact lenses designed to correct the aberration of individual eyes can provide the patients with substantially improved visual performance. ..