Visual performance after the deterioration of retinal image quality: induced forward scattering using Bangerter foils and fog filters
Metadatos
Afficher la notice complèteAuteur
Castro Torres, José Juan; Martino, Francesco; Casares López, Miriam; Ortiz Peregrina, Sonia; Ortiz Herrera, CarolinaEditorial
Optica Publishing Group
Materia
Visual performance Retinal image quality Cataract Bangerter foils
Date
2021-05-01Referencia bibliográfica
Castro-Torres JJ, Martino F, Casares-López M, Ortiz-Peregrina S, Ortiz C. Visual performance after the deterioration of retinal image quality: induced forward scattering using Bangerter foils and fog filters. Biomed Opt Express. 2021 Apr 23;12(5):2902-2918. doi: 10.1364/BOE.424715.
Patrocinador
Ministerio de Economía y Competitividad 10.13039/501100003329 (FIS2017-85058-R)Résumé
We induced and evaluated different levels of retinal-image degradation using Bangerter foils and fog filters. We found increased straylight and an important deterioration in visual performance, assessed by means of visual acuity, contrast threshold, and visual discrimination capacity. Bangerter foils induced forward scattering levels comparable to those observed in mature to severe cataracts, with an important impact of halos and starbursts. Fog filters induced lower levels of intraocular scattering, although luminous veils and circular halos were reported. The visual disturbance index positively correlated with intraocular scattering and straylight. Our results show retinal-image quality has an important influence on night-vision performance.