Open Access<p>Can Tinted Lenses Be Used to Manipulate Pupil Size and Visual Performance When Wearing Multifocal Contact Lenses?</p>
Author(s) -
Hyung Min Park,
Young U. Ryu,
In Jee Park,
Byoung Sun Chu
Publication year - 2020
Publication title -
clinical optometry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.421
H-Index - 7
ISSN - 1179-2752
DOI - 10.2147/opto.s245715
Subject(s) - fixation (population genetics) , pupil , pupil size , ophthalmology , optics , entrance pupil , visual acuity , pupil diameter , medicine , contrast (vision) , optometry , materials science , physics , population , environmental health
The purpose of this study is to investigate the effect of wearing neutral density (ND) filters with different transmittance levels over multifocal contact lenses (MTF CLs) on pupil size, visual functions and the dynamic accommodative response under daylight conditions in early presbyopes.