accommodation of eye
21accommodation reflex — (convergence reflex) the constriction of the pupils and inward turning of the eyes that occurs when an individual focuses on a near object. * * * the coordinated changes that occur when the eye adapts itself for near vision; they are constriction …
22accommodation — noun 1》 a room, building, or space in which someone may live or stay. ↘(accommodations) chiefly N. Amer. lodgings. 2》 a settlement or compromise. 3》 adjustment to or reconciliation of changing circumstances. 4》 the automatic adjustment of the …
23accommodation — ac•com•mo•da•tion [[t]əˌkɒm əˈdeɪ ʃən[/t]] n. 1) the act of accommodating; the state or process of being accommodated; adaptation 2) adjustment of differences; reconciliation 3) soc a process of mutual adaptation between persons or social groups …
24Amplitude of accommodation — (AA) is a measurement of the eye’s ability to focus clearly on objects at near distances (i.e. accommodation). This eye focusing range for a child is usually about 5 ndash;7.5 cm (2 ndash;3 inches). For a young adult, it is 10 ndash;15 cm (4… …
25Mammalian eye — Eye Schematic diagram of the human eye …
26excessive accommodation — accommodation of the eye that is continually above the normal …
27Human eye — Infobox Anatomy Name = Eye Caption = Schematic diagram of the human eye. The human eye is similar to most mammalian eyes.Dynamic rangeThe retina has a static contrast ratio of around 100:1 (about 6 1/2 stops). As soon as the eye moves (saccades)… …
28range of accommodation — n the range through which accommodation is able to adjust the optical system of the eye so that an image falls in sharp focus on the retina: the distance between the near point and the far point of the eye * * * the alteration in the refractive… …
29Spasm of accommodation — A spasm of accommodation (also known as an accommodation, or accommodative, spasm) is a condition in which the ciliary muscle of the eye remains in a constant state of contraction. Normally, this contraction bends the lens to allow the eye to… …
30Positive relative accommodation — (PRA) is a measure of the maximum ability to stimulate accommodation while maintaining clear, single binocular vision [http://www.vision therapy.com/Glossary of Terms.htm] . This measurement is typically obtained by an ophthalmologist or… …
