Results 61 to 70 of about 39,099 (266)

The Perception of Spectacles Use Among the General Population in Ha’il Region, Saudi Arabia: A Cross-Sectional Study

open access: yesClinical Ophthalmology, 2023
Nawaf Osaywid Alrashidi,1 Wafy Abdulrahman Albrak,1 Shaker Osaywid Alreshidi,2 Lama Abdulrahman Alaradi,3 Hatim Adam Nagi Adam,3 Naif Mamdouh Alali,4 Faris Hashem,4 Hani Basher Albalawi,4 Ahmed Yousef Alothman,5 Shaima Sulaiman Alharbi2 1College of ...
Alrashidi NO   +9 more
doaj  

Continuous Authentication for Voice Assistants

open access: yes, 2017
Voice has become an increasingly popular User Interaction (UI) channel, mainly contributing to the ongoing trend of wearables, smart vehicles, and home automation systems.
Fawaz, Kassem, Feng, Huan, Shin, Kang G.
core   +1 more source

Barriers and Facilitators to Obtaining Eyeglasses for Vulnerable Patients in a Michigan Free Clinic

open access: yesOptometry and Vision Science, 2021
Supplemental digital content is available in the text. SIGNIFICANCE Uncorrected refractive error is the main cause of visual impairment globally. Understanding barriers and facilitators underserved individuals face in obtaining eyeglasses will help ...
Olivia J. Killeen   +4 more
semanticscholar   +1 more source

A Brief History of Early Silica Glass: Impact on Science and Society

open access: yesSubstantia, 2019
Silicon in the form of silica is the basis of common glass and its uses predate recorded history. The production of synthetic glass, however, is thought to date back to no earlier than 3000 BCE.
Seth C Rasmussen
doaj   +1 more source

Learning Compositional Visual Concepts with Mutual Consistency

open access: yes, 2018
Compositionality of semantic concepts in image synthesis and analysis is appealing as it can help in decomposing known and generatively recomposing unknown data. For instance, we may learn concepts of changing illumination, geometry or albedo of a scene,
Doerschuk, Peter C.   +5 more
core   +1 more source

Lightweight smart autofocusing eyeglasses

open access: yesMOEMS and Miniaturized Systems XVII, 2018
More than 100 million people in the United States of America alone suffer from age-related presbyopia caused by a loss of focal accommodation of the eye crystalline lens as the lens stiffens with age. The resulting accommodative error or lag produces blurred images of objects placed at different distances.
N, Hasan   +6 more
openaire   +3 more sources

Eyeglass allergic contact dermatitis [PDF]

open access: yesContact Dermatitis, 1998
A literature review is presented of allergic contact dermatitis from eyeglasses. Causes are grouped into metals, plastics, plasticizers, solvents, UV stabilizers, antioxidants, dyes, and waxes. Plasticizers and UV stabilizers are currently the most common allergens.
T, Nakada, H I, Maibach
openaire   +2 more sources

Itchy Nose : discreet gesture interaction using EOG sensors in smart eyewear [PDF]

open access: yes, 2017
We propose a sensing technique for detecting finger movements on the nose, using EOG sensors embedded in the frame of a pair of eyeglasses. Eyeglasses wearers can use their fingers to exert different types of movement on the nose, such as flicking ...
Akano, Jedidiah   +8 more
core   +1 more source

Eyeglasses and risk of COVID-19 transmission—analysis of the Virus Watch Community Cohort study

open access: yesInternational Journal of Infectious Diseases
Objectives: The importance of SARS-CoV-2 transmission via the eyes is unknown, with previous studies mainly focusing on protective eyewear in healthcare settings.
Annalan M.D. Navaratnam   +32 more
doaj   +1 more source

A large-scale analysis of refractive errors in students attending public primary schools in Mexico

open access: yesScientific Reports, 2023
A cross-sectional, retrospective study was conducted from September 2013 through July 2014 to determine the prevalence of refractive errors among students attending public primary schools in Mexico.
Marco Antonio Ramírez-Ortiz   +8 more
doaj   +1 more source

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