Results 111 to 120 of about 952,873 (244)

Patterns of Nonlinearity in the Ratio of Stimulus Accommodative Convergence to Accommodation

open access: yes, 1996
Background: This study disputes the assumption that the stimulus accommodative convergence to accommodation (AC/A) ratio is linear. Subjects and Methods: Accommodative convergence induced by minus lenses of varying power (-1.50 to -6.00DS, at intervals
Firth, A.Y.   +3 more
core  

Evaluation of Lag of Accommodation with Full-Field Diffusion Optics Technology™ (DOT) Contrast Management Spectacle Lenses in Emmetropic Children

open access: yesClinical Ophthalmology
Asiya Jabeen,1 Doerte Luensmann,1 Jill Woods,1 Jennifer S Hill,2 Lyndon Jones1 1Centre for Ocular Research & Education (CORE), School of Optometry & Vision Science, University of Waterloo, Waterloo, ON, Canada; 2SightGlass Vision, Inc, Palo Alto, CA ...
Jabeen A   +4 more
doaj  

RESEARCH AND DEVELOPMENT OF TECHNOLOGICAL SCHEMES FOR MULTISTAGE VIBROIMPACT HARDENING TREATMENT OF LONG FORMED COMPONENTS

open access: yesВестник Донского государственного технического университета, 2018
The issues related to the quality and service properties maintain of long formed components of the tail rotor spar as an example, are considered. Vibroimpact hardening treatment technological schemes, which application will provide loss in value of the ...
Nikolay S. Koval, Peter D. Motrenko
doaj  

Romanian Tourism in the Current Economic Crisis [PDF]

open access: yes
Romania’s seaside is 245 km long; we have 134 national parks and 13 natural reservations that cover 7% of the country’s surface; one third of Europe’s natural springs are located in Romania; 30 monuments are in the UNESCO patrimony; we have 6,600 ...
Adriana MANOLICA, Teodora ROMAN
core  

Space Station attached payloads [PDF]

open access: yes
The Space Station Freedom is being designed and developed with user requirements being used to shape the configuration. Plans include accommodation provisions for a wide variety of attached payloads including the Earth sciences research activities which ...
Clark, Lenwood G.
core   +1 more source

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