diopter

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Related to dioptric: Dioptric power
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Synonyms for diopter

a unit of measurement of the refractive power of a lens which is equal to the reciprocal of the focal length measured in meters

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References in periodicals archive ?
The reason underlying this state of affairs is the fact that this tale-in contrast to many other tales by Hoffmann--features a catoptric instead of a dioptric medium.
In eyes with keratoconus, the cone with higher dioptric power than the other corneal surfaces causes deformation in wavefront, shifting of the visual axis and associated significant increase in coma aberration.
Between-group mean [+ or -] standard deviation dioptric values for monocular accommodation resulting from static accommodative target located at indicated distance.
In our study there was no difference between eyes in terms of dioptric power of lenses.
She uses the archives and the Stevenson Records to put in context the long-running controversies between the Stevensons and the Rennies and also the argument with David Brewster, who claimed that he invented the dioptric lens before Augustin Fresnel.
The UTG 3X magnifier's main tube is precision machined from lightweight high-strength 6061 T6 alloy with fine matte black anodizing and features a quick focus eyepiece with dioptric adjustment from-1 to + 1 with a 9[degrees] field of view.
The CL binoculars offer fast-focusing, straightforward dioptric adjustment, as well as twist in eyecups that offer a full field of view for eyeglass wearers.
As Maurice Merleau-Ponty observes, such a "[s]pace is no longer what it was in the Dioptric, a network of relations between objects such as would be seen by a witness to my vision or by a geometer looking over it and reconstructing it form outside.
They allow calculations of intraocular lens dioptric power to be employed in eyes of animals that have undergone cataract surgery to achieve emmetropia (SAMPAIO et al.
In a letter to Schopenhauer Goethe underlined the importance of Seebeck's discovery and referred to the need to rewrite his presentation about dioptric colours ([8], p.
15) If we want to correct a myopia, which has the focus in front of the macula, we need to subtract dioptric power from the cornea, moving the focus posteriorly to the retina.
Structural adaptations include modifications to dioptric elements, to photoreceptor arrangement, and to presence or absence of tapetal reflectors, while physiological adaptations may be to spectral (wavelength) sensitivity, absolute irradiance sensitivity, and temporal resolution (reviewed in Land and Nilsson, 2002).
While filming, the director never forgets the spectator's point of view, borrowing from the "theatre practice which calculates the place from where you look at things," and transferring to the dioptric representation of the reality portrayed.
Available with a folding or fixed buttstock the GM-94 can be used either with an open or dioptric sight.
ACENTRIC ACHROMIC BELONGED BENZYLIC BIOPSIED CENTROID CHORUSED COSTUMED DEFORMED DELOUSED DIOPTRIC EMPURPLE FORTUNED FORTY-ONE GLORY-PEA HIRSUTED INSTROKE INTURNED LOST LIFE (BI) MORWYNGE