What's the difference between refractive and refringent?
Refractive
Definition:
(a.) Serving or having power to refract, or turn from a direct course; pertaining to refraction; as, refractive surfaces; refractive powers.
Example Sentences:
(1) In the group of high myopia (over 20 D), the mean correction was 13.4 D. In the group with refraction between 0 and 6 D, 88% of the eyes treated had attained a correction between -1 and +1 D 3 months postoperatively.
(2) The molar refractivity has been shown to be a superior parameter for the description of the activity of sulphonamides than the sum of electronegativities of atoms making up a heterocyclic substituent in the sulphonamide molecule and molecular weight of the substituent.
(3) A new approach is presented to the refractive procedure by adding observation, both surreptitious and direct, as an adjunct, an aid and a supplement to differential diagnosis in a refractive examination and in visual analysis.
(4) Dioptric aniseikonia was calculated between 1 month and 24 months after surgery (with Gruber's and Huber's computer program) on the basis of most recently obtained values (bulb axis length, depth of the anterior chamber, lens thickness, necessary refraction), and compared with subjective measurements taken with the phase difference haploscope.
(5) These versions offer different advantages and are selected according to the particular field of application and the refraction of the surgeon.
(6) The refraction of his mild hyperopic eyes (+0,5 dpt) changed to -5,5 dpt and the intraocular pressure increased to 40 mm Hg in the right and 42 mm Hg in the left eye.
(7) These observations suggest that refractive anomalies such as anisometropia that limit high frequency spatial resolution and binocular integration can present a major obstacle to the postnatal development of binocular vision.
(8) A retrospective study was performed to evaluate the effect of recipient-donor trephine disparity on refractive error and corneal curvature post-suture removal in keratoconus.
(9) Scientists and clinicians concerned with underwater vision have not considered the relationship between chromatic aberration, water color, and the refractive state of the eye.
(10) As the refractive status changes a curve is traced out on the graph.
(11) The change in refractive astigmatism was as high as 1.50DC (diopter cylinder).
(12) There is a problem in this approach if the angle between the direction of tracked beam and the direction of tracking translation is not zero due to refraction or other effects.
(13) We find good agreement between the model calculations and the experimental results indicating that edge birefringence can be attributed to the change in polarization of light that is refracted and reflected by dielectric interfaces.
(14) The corneal sensibility was examined with the aesthesiometer of Draeger in 41 patients after refractive corneal surgery, 31 patients after radial keratotomy, 5 after epikeratophakia, 5 after excimer laser ablation.
(15) Extraordinarily wide angles were observed in all cases and myopia was a common refractive error.
(16) There was no connection between the cholesterol level, refraction or visual acuity.
(17) The refractive changes in 84 children (155 eyes) following horizontal strabismus surgery and in 97 children (181 eyes) without surgical intervention were studied.
(18) Refractive error and the ocular refractive components have heritabilities intermediate between zero and one, as complied from several studies, indicating familial resemblance, but also non-genetic variation.
(19) Approximately 75% of repeat autorefractor measurements were within 0.50 D of the initial readings, and about 75% of measurements were within 1.00 D of the manual refractions.
(20) The refractive index profile in the equatorial plane of bovine lenses from over a wide age range is presented.
Refringent
Definition:
(a.) Pertaining to, or possessing, refringency; refractive; refracting; as, a refringent prism of spar.
Example Sentences:
(1) In preparations stained by congo-rot and covered with arabic gumm amyloid deposits reveal intensive, positive bi refringement, collagen is isotrop, or shows a mild bi refringement.
(2) Double refringement brought about by orientated dye-binding seems to be the sign of the linear arrangement of polysaccharides composing cell membranes and capsules of bacteria.
(3) Renal tubular cells exhibit eccentric nuclei, with smudged chromatine, and round, refringent cytoplasmic vacuoles.
(4) On the base of double refringement brought about by the orientated dye-binding, this reaction is suitable for the study of molecular arrangement of carbohydrate components of biological structures (glycoproteins, glycolipides and polysaccharides).
(5) Storage of hepatocytes from untreated animals on ice for 3.5 hr did not affect rate constant values in cells with a normal appearance, whereas those lacking refringent edges or having numerous cytoplasmic blebs demonstrated greatly reduced (up to 88% loss) activities compared with normal, freshly isolated cells.
(6) The observations of the two patients show a same histiocytosis infiltration of ganglions, liver, muscles, lung, pleura and pericardium, consisting in an accumulation of PAS positive intracytoplasmic substance, refringent at polarisation, microcrystalline on electron microscopy and on ionic analysis.
(7) The refringent body, whose contents possibly contribute to the synthesis of ribosomes, is usually absent by the time the sperm cytoplasm attains a central position in the egg.
(8) Nuclear refringence is a phenomenon visible by light microscopy that is correlated with lymphocyte maturation and activation.
(9) Rabbit thymus, appendix, blood and lymph nodes were characterized using immunological tests: rosette-forming ability with homologous or heterologous red blood cells, surface immunoglobulins, analytical cell-electrophoresis, cell refringency and in vitro mitogen responsiveness.
(10) Ultrastructural observations of the in utero sperm of Ascaris lumbricoides reveal that it consists of a relatively clear, ameboid anterior region and a conical posterior region containing numerous surface membrane specializations, dense mitochondria, a lipid-like refringent body of variable size, and a dense nucleus which lacks an apparent nuclear envelope.
(11) Peripheral blood lymphocytes from 16 patients with juvenile rheumatoid arthritis and 27 age-matched healthy controls have been studied, using several lymphocyte markers: electrophoretic mobility (EM), E-rosettes, immunofluorescence, and refringency.
(12) Apparently nonneuronal flat dark cells exhibited morphological changes and gradually evolved into neuronal ovoid and refringent cell bodies with expanding neurites.
(13) Cytoplasmic events involving RNA and protein synthesis and microtubular, but not microfilament, function are necessary for the maintenance of refringence.
(14) Although all produced melanin after reaching saturation density, they differed from the melanoma cells morphologically; they were flat, not refringent, and lacked piling up and plating ability.
(15) Post mortem examination has shown bi-refringent calcium oxalate crystals in both kidney and brain.
(16) Acid-soluble, bi-refringent crystals were also present within the renal medullary matrix during the same time period as the crystalluria.
(17) E rosette formation by thymocytes and lymphocytes helps to clarify the nuclear refringency phenomenon with regard to cell maturation and nuclear activity.
(18) All the nuclei have brown inclusions, refringent when they are observed under the light microscope, vesicular and laminar under the electron microscope.
(19) Activation is characterized by a change from spherical to ameboid shape with coalescence of the refringent granules.
(20) A cell migrating on this substrate produces a track free of refringent gold particles that is measured by an image analyzer.