hyperopia (hi-per-o'pe-ah)

A condition in which the length of the eyeball does not correspond with the focal length of the dioptric system of the eye and the principal focus is, therefore, behind the retina. Now used instead of hypermetropia. able to absolute h. Where facultative accommodate. the eye is un-h. Where an extra effort of accommodation may conceal the error without causing a squint, latent h. Where the refraction error is overcome and disguised by the action of the ciliary muscle, manifest h. Where the refraction defect is uncorrected by accommodation. relative h. Where undue convergence with the extra accommodation effect is required to overcome it and internal strabismus and "quint follows. [Gr., yper, over, + ops, eye.]