Research Topics
| Jason D MarsackSummaryAffiliation: University of Houston Country: USA Publications
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Detail Information
Publications
Impact of Zernike-fit error on simulated high- and low-contrast acuity in keratoconus: implications for using Zernike-based correctionsJason D Marsack
Visual Optics Institute, College of Optometry, University of Houston, Texas 77204 2020, USA
J Opt Soc Am A Opt Image Sci Vis 23:769-76. 2006....- Uncorrected wavefront error and visual performance during RGP wear in keratoconusJason D Marsack
Visual Optics Institute, College of Optometry, University of Houston, Houston, TX 77204, USA
Optom Vis Sci 84:463-70. 2007..To examine the relationship between uncorrected residual wavefront error and visual performance (VP) in rigid gas permeable (RGP) contact lens-wearing keratoconic eyes... - Metrics of optical quality derived from wave aberrations predict visual performanceJason D Marsack
College of Optometry, University of Houston, Houston, TX 77204, USA
J Vis 4:322-8. 2004..25 microm over a 6-mm pupil. The best metric, called the visual Strehl ratio, accounts for 81% of the variance in high-contrast logMAR acuity... - Performance of wavefront-guided soft lenses in three keratoconus subjectsJason D Marsack
Visual Optics Institute, College of Optometry, University of Houston, Houston, Texas 77204, USA
Optom Vis Sci 85:E1172-8. 2008..To examine whether custom wavefront-guided soft contact lenses provide visual and optical performance equivalent to habitual gas permeable (GP) corrections in three keratoconus subjects... - Dynamic simulation of the effect of soft toric contact lenses movement on retinal image qualityYafei Niu
Visual Optics Institute, College of Optometry, University of Houston, Houston, Texas 77204, USA
Optom Vis Sci 85:230-5. 2008..To report the development of a tool designed to dynamically simulate the effect of soft toric contact lens movement on retinal image quality, initial findings on three eyes, and the next steps to be taken to improve the utility of the tool... - Quantifying scatter in Shack-Hartmann images to evaluate nuclear cataractWilliam J Donnelly
Visual Optics Institute, College of Optometry, University of Houston, Houston, TX 77204 2020, USA
J Refract Surg 20:S515-22. 2004..Quantify and localize lenticular forward scatter using Shack-Hartmann wavefront sensing (SHWS) as single-valued metrics and a scatter map, and to examine the relationships between forward scatter and backscatter metrics and visual acuity... - Detecting significant change in wavefront error: how long does it take?Darren E Koenig
Visual Optics Institute, College of Optometry, University of Houston, 4901 Calhoun Road, Houston, TX 77204 2020, USA
Clin Exp Optom 92:246-52. 2009..Our aims were to determine the necessary amount of time to detect age-related change in HO WFE given measurement variability and HO WFE composition and magnitude; and to minimise the length of time necessary to detect change... - On-eye performance of custom wavefront-guided soft contact lenses in a habitual soft lens-wearing keratoconic patientJason D Marsack
Visual Optics Institute, College of Optometry, 505 J Davis Armistead Bldg, University of Houston, Houston, TX 77204, USA
J Refract Surg 23:960-4. 2007..To assess visual, optical, and fitting characteristics for wavefront-guided soft contact lenses produced for one habitual soft lens-wearing moderate keratoconic eye... - Controlled induction of spherical aberration with custom soft contact lensesKatrina E Parker
Visual Optics Institute, College of Optometry, University of Houston, Houston, TX 77204 2020, USA
Clin Exp Optom 92:283-8. 2009.... - Noise in wavefront error measurement from pupil center location uncertaintyRaymond A Applegate
Visual Optics Institute, College of Optometry, University of Houston, 4901 Calhoun Rd, Houston, TX 77204 2020, USA
J Refract Surg 26:796-802. 2010..To examine the impact of pupil center location uncertainty in wavefront sensing on the variance in repeated measures of higher order root-mean-square (RMS) wavefront error (WFE)... - Measuring visual acuity--mesopic or photopic conditions, and high or low contrast letters?Konrad Pesudovs
Visual Optics Institute, College of Optometry, University of Houston, Houston, TX 77204 2020, USA
J Refract Surg 20:S508-14. 2004..The purpose of this study is to explore whether photopic high contrast visual acuity (VA) is an appropriate visual performance reference and whether mesopic and/or low contrast testing provides any advantage... - Three-dimensional relationship between high-order root-mean-square wavefront error, pupil diameter, and agingRaymond A Applegate
Visual Optics Institute, College of Optometry, University of Houston, Texas 77204, USA
J Opt Soc Am A Opt Image Sci Vis 24:578-87. 2007..This normative data set details (1) the 3-D relationship between HO RMS WFE and age for fixed pupil diameters and (2) the 3-D relationship among HO RMS WFE, age, and luminance for physiologic pupil diameters... - Metrics of retinal image quality predict visual performance in eyes with 20/17 or better visual acuityRaymond A Applegate
Visual Optics Institute, College of Optometry, University of Houston, Houston, Texas 77204 2020, USA
Optom Vis Sci 83:635-40. 2006.... - A population study on changes in wave aberrations with accommodationHan Cheng
College of Optometry, University of Houston, Houston, TX 77204 2020, USA
J Vis 4:272-80. 2004..Therefore, a typical eye will benefit over the entire accommodative range (0-6 D) if aberrations are corrected for distance viewing... - Interaction between aberrations to improve or reduce visual performanceRaymond A Applegate
College of Optometry, University of Houston, Houston, Texas 77204, USA
J Cataract Refract Surg 29:1487-95. 2003..To investigate how pairs of Zernike modes interact to increase or decrease visual acuity...