Results 21 to 30 of about 2,709,176 (152)

Amplitude of Accommodation and its Relation to Refractive Errors

open access: diamondIndian Journal of Ophthalmology, 2005
Aims: To evaluate the relationship between amplitude of accommodation and refractive errors in the peri-presbyopic age group. Materials and Methods: Three hundred and sixteen right eyes of 316 consecutive patients in the age group 35-50 years who ...
Thomas Kuri̇akose   +5 more
openalex   +3 more sources

The response of the accommodation system to digital and print images

open access: yesAfrican Vision and Eye Health, 2021
Background: The transition from traditional print medium to a digital medium may affect the accommodative response (AR) because of the differences in the characteristics of the targets viewed.
Minette Devenier   +2 more
doaj   +1 more source

Sources of error in clinical measurement of the amplitude of accommodation [PDF]

open access: goldJ Optom, 2019
David H. Burns   +3 more
openalex   +2 more sources

An overlooked effect of systemic anticholinergics: alteration on accommodation amplitude [PDF]

open access: goldInternational Journal of Ophthalmology, 2016
AIM: To investigate the effect of oral solifenacin succinate, tolterodine-L-tartarate and oxybutinin hydrochloride (HCl) on accommodation amplitude. METHODS: Female overactive bladder syndrome (OAB) patients who were planned to use oral anticholinergics,
Mehmet Ali Sekeroglu   +4 more
openalex   +2 more sources

Loss of amplitude of accommodation in pre-presbyopic HIV and AIDS patients under treatment with antiretrovirals

open access: goldAfrican Vision and Eye Health, 2017
Background: The prevalence of HIV and AIDS is causing an enormous public health burden. Its manifestations spare no organ. Ocular complications are mainly attributed to various opportunistic infections which are directly or indirectly caused by immune ...
Solani D. Mathebula   +1 more
openalex   +4 more sources

The role of clinical diagnosis criteria on the frequency of accommodative insufficiency [PDF]

open access: yesInternational Journal of Ophthalmology, 2019
AIM: To estimate and compare the frequency of accommodative insufficiency (AI) within the same clinical population sample depending on the type of clinical criteria used for diagnosis.
María García-Montero   +5 more
doaj   +1 more source

Accommodative anomalies in children

open access: yesIndian Journal of Ophthalmology, 2020
Asthenopic and related symptoms are a major problem in school-going children. With the inception of computers and other gadgets for near work, the unseen problems arising out of constant and continuous near work, are on the rise.
Yogesh Shukla
doaj   +1 more source

Effect of lighting on amplitude of accommodation among adolescence smartphone users [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2021
Inappropriate lighting level causes digital eye strain among smartphone users. This experimental study employed 33 students aged 12-15 years in 3 lower secondary schools in Pathumthani province, Thailand. Amplitude of accommodation (AA) was measured by
Sasitorn Taptagaporn   +4 more
doaj   +1 more source

Complex-Frequency Synchronization of Converter-Based Power Systems [PDF]

open access: yesIEEE Transactions on Control of Network Systems, 2024, 2022
In this paper, we study phase-amplitude multivariable dynamics in converter-based power systems from a complex-frequency perspective. Complex frequency represents the rate of change of voltage amplitude and phase angle by its real and imaginary parts, respectively.
arxiv   +1 more source

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