In emmetropia, the far point is at infinity; in myopia, it is at a finite distance in front of the eye; in hyperopia, it is a virtual point behind the eye (Fig. It could be due to uncorrected hyperopia or indicate accommodative insufficiency. See hyperopic of accommodation The amount by which the accommodative response of the eye is greater than the dioptric stimulus to accommodation, as occurs when fixating at distance, in a few individuals.Absence of an accommodative lag may indicate latent hyperopia. It can also occur as a result of a spasm of accommodation.Synonym: ocular accommodation; visual accommodation See: illustration4.In the learning theory of Jean Piaget, the process through which a person's schema of understanding incorporates new experiences that do not fit existing ways of understanding the world.The amplitude of accommodation declines from about 14 D at age 10 to about 0.5 D at age 60 (although the measured value is usually higher due to the depth of focus of the eye).See minus lens method; push-up method.astigmatic accommodation Postulated unequal accommodation along different meridians of the eye attributed to a differential action of the ciliary muscle which would lead to a difference in the curvature of the surfaces of the crystalline lens along different meridians. meridional accommodation.closed-loop accommodation Accommodation response to visual stimuli in normal viewing conditions.See: adaptation The automatic process by which the eyes adjust their focus when the gaze is shifted from one point to another at a different distance.
Dictionary accomodating comments