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Control of disability glare by means of electrochromic filtering glasses:A pilot study

Journal of Innovative Optical health Sciences 2017年第1期10卷 11-20页

作者： Rosa maria Coco-martín Ruben Cuadrado-Asensio Ceesar Vega-Colado Ricardo Vergaz Jose m.Sanchez-pena Ana Viñuales Sergi peris pau Artús m.Begona Coco-martín IOBA Universidad de ValladolidValladolidSpain GDAF-UC3m Grupo de Displays y Aplicaciones Fotonicas Department de Tecnologia Electronica Universidad Carlos III de MadridSpain IK4-CIDETEC Parque Tecnologico de San Sebastian GuipuzcoaSpain Indo Optical Group Departamento I+D SantCugat del Valles BarcelonaSpain GIDFYS European University Miguel de Cervantes(UEMC)Department of HealthSciencesSpain

purpose:To evaluate the potential clinical usability of a new prototype of ophthalmic blue light filters developed by using electrochromic technology in pseudophakic patients complaining of ***:A prototype of electrochromic device was developed,with a specific frame that enclosed an electronic driver that allowed personalizing its function for each patient.A pro-spective,observational case series study was performed to test *** patients who had un-dergone cataract surgery with clear intraocular lenses and complaining of glare were included in the *** outcome measures were the results obtained in the satisfaction questionnaire that was delivered to ***,visual acuity,contrast sensitivity,and reading ability data were evaluated with and without the prototype under diferent lighting conditions and different modes of the prototype after a complete month of *** transmittance was also ***:Visual acuity,contrast sensitivity and reading function did not change significantly with prototype *** main activity for which the prototype was used was *** one patient found that the dimming level was *** patients reported variable discomfort when passing tunnels,not sufficiently clear indoors,or put on and remove *** lenses slightly decreased their transmittance at the end of the ***:Glasses based on elect rochromic technology may be acceptable for outdoor/indoor use and for distance-near *** studies with larger samples must be conducted to confirm the clinical usability of these glasses.

关键词： Optical filters electro-optical devices technical visual aids electronic control.

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