Assessment of Visual Quality Improvement as a Result of Spectacle Personalization

Personalized spectacles customized according to an individual’s facial anatomy were developed to provide enhanced visual performance and overall comfort when compared to standard spectacles. In this comparative crossover trial, each subject was randomly assigned to wear either personalized spectacle...

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Main Authors: Fruzsina Benyó, Lilla István, Huba Kiss, Andrea Gyenes, Gábor Erdei, Éva Juhász, Natalia Vlasak, Claudia Unger, Tamás Andorfi, Kata Réz, Illés Kovács, Zoltán Zsolt Nagy
Format: Article
Language:English
Published: MDPI AG 2023-08-01
Series:Life
Subjects:
Online Access:https://www.mdpi.com/2075-1729/13/8/1707
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author Fruzsina Benyó
Lilla István
Huba Kiss
Andrea Gyenes
Gábor Erdei
Éva Juhász
Natalia Vlasak
Claudia Unger
Tamás Andorfi
Kata Réz
Illés Kovács
Zoltán Zsolt Nagy
author_facet Fruzsina Benyó
Lilla István
Huba Kiss
Andrea Gyenes
Gábor Erdei
Éva Juhász
Natalia Vlasak
Claudia Unger
Tamás Andorfi
Kata Réz
Illés Kovács
Zoltán Zsolt Nagy
author_sort Fruzsina Benyó
collection DOAJ
description Personalized spectacles customized according to an individual’s facial anatomy were developed to provide enhanced visual performance and overall comfort when compared to standard spectacles. In this comparative crossover trial, each subject was randomly assigned to wear either personalized spectacles or standard spectacles for two weeks and then tried the second pair for another two weeks. Visual acuity and reading speed were measured, and visual quality and comfort were assessed using specific questionnaires. The correlation of the wearing parameters with the subjects’ satisfaction was calculated. According to our results, the subjects wearing personalized glasses reported significantly less experience of swaying and significantly higher overall satisfaction compared to those wearing the control spectacles. At the end of the study, 62% of subjects preferred the personalized spectacles, and visual quality was the primary reason for their spectacle preference followed by wearing comfort. The difference from the ideal cornea–vertex distance was significantly lower when wearing the personalized spectacles compared to the control frames. In addition, the absolute value of the difference from the ideal cornea–vertex distance was significantly correlated with patient satisfaction. These results suggest that personalized spectacles, customized according to an individual’s facial anatomy for the ideal wearing parameters, result in both visual and comfort advantages for wearers.
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spelling doaj.art-2b1273b210ba4e098468f3248b78e1dc2023-11-19T01:54:26ZengMDPI AGLife2075-17292023-08-01138170710.3390/life13081707Assessment of Visual Quality Improvement as a Result of Spectacle PersonalizationFruzsina Benyó0Lilla István1Huba Kiss2Andrea Gyenes3Gábor Erdei4Éva Juhász5Natalia Vlasak6Claudia Unger7Tamás Andorfi8Kata Réz9Illés Kovács10Zoltán Zsolt Nagy11Department of Ophthalmology, Semmelweis University, 1085 Budapest, HungaryDepartment of Ophthalmology, Semmelweis University, 1085 Budapest, HungaryDepartment of Ophthalmology, Semmelweis University, 1085 Budapest, HungaryDepartment of Ophthalmology, Semmelweis University, 1085 Budapest, HungaryDepartment of Atomic Physics, Institute of Physics, Budapest University of Technology and Economics, 1111 Budapest, HungaryDepartment of Ophthalmology, Semmelweis University, 1085 Budapest, HungaryHoya Vision Care, 1043NX Amsterdam, The NetherlandsHoya Vision Care, 1043NX Amsterdam, The NetherlandsDepartment of Clinical Ophthalmology, Faculty of Health Sciences, Semmelweis University, 1088 Budapest, HungaryDepartment of Clinical Ophthalmology, Faculty of Health Sciences, Semmelweis University, 1088 Budapest, HungaryDepartment of Ophthalmology, Semmelweis University, 1085 Budapest, HungaryDepartment of Ophthalmology, Semmelweis University, 1085 Budapest, HungaryPersonalized spectacles customized according to an individual’s facial anatomy were developed to provide enhanced visual performance and overall comfort when compared to standard spectacles. In this comparative crossover trial, each subject was randomly assigned to wear either personalized spectacles or standard spectacles for two weeks and then tried the second pair for another two weeks. Visual acuity and reading speed were measured, and visual quality and comfort were assessed using specific questionnaires. The correlation of the wearing parameters with the subjects’ satisfaction was calculated. According to our results, the subjects wearing personalized glasses reported significantly less experience of swaying and significantly higher overall satisfaction compared to those wearing the control spectacles. At the end of the study, 62% of subjects preferred the personalized spectacles, and visual quality was the primary reason for their spectacle preference followed by wearing comfort. The difference from the ideal cornea–vertex distance was significantly lower when wearing the personalized spectacles compared to the control frames. In addition, the absolute value of the difference from the ideal cornea–vertex distance was significantly correlated with patient satisfaction. These results suggest that personalized spectacles, customized according to an individual’s facial anatomy for the ideal wearing parameters, result in both visual and comfort advantages for wearers.https://www.mdpi.com/2075-1729/13/8/1707personalized spectaclevisual qualityprogressive addition lens
spellingShingle Fruzsina Benyó
Lilla István
Huba Kiss
Andrea Gyenes
Gábor Erdei
Éva Juhász
Natalia Vlasak
Claudia Unger
Tamás Andorfi
Kata Réz
Illés Kovács
Zoltán Zsolt Nagy
Assessment of Visual Quality Improvement as a Result of Spectacle Personalization
Life
personalized spectacle
visual quality
progressive addition lens
title Assessment of Visual Quality Improvement as a Result of Spectacle Personalization
title_full Assessment of Visual Quality Improvement as a Result of Spectacle Personalization
title_fullStr Assessment of Visual Quality Improvement as a Result of Spectacle Personalization
title_full_unstemmed Assessment of Visual Quality Improvement as a Result of Spectacle Personalization
title_short Assessment of Visual Quality Improvement as a Result of Spectacle Personalization
title_sort assessment of visual quality improvement as a result of spectacle personalization
topic personalized spectacle
visual quality
progressive addition lens
url https://www.mdpi.com/2075-1729/13/8/1707
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