An instrument for measuring or testing vision; esp. one for measuring the refractive power of the eye and thus testing long- and short-sightedness.
| 单词 | θ16326 |
| 释义 | the world > health and disease > healing > ophthalmology or optometry > [noun] > instrumental examination or measurement of eye > instruments used in (23) optometer1738 An instrument for measuring or testing vision; esp. one for measuring the refractive power of the eye and thus testing long- and short-sightedness. opsiometer1842 = optometer, n. ophthalmoscope1856 An instrument used for the visual inspection of the interior of the eye. auto-ophthalmoscope1863 An ophthalmoscope used to examine one's own eyes. Cf. autoscope, n. 1. ophthalmometer1864 An instrument for measuring the radius of curvature of the cornea; = keratometer n. at kerato-, comb._form affix. phacoidoscope1864 = phacoscope, n. strabismometer1869 An instrument for measuring the degree of strabismus. autoscope1873 An auto-ophthalmoscope or autolaryngoscope; (also) a laryngoscope through which the larynx can be seen directly (as opposed to by a mirror) (now histo… strabometer1874 = strabismometer, n. perimeter1875 Ophthalmology. An instrument for measuring the extent and characteristics of a person's field of vision. leucoscope1883 an instrument contrived by Helmholtz for comparing the relative whiteness of lights or colours, or for testing the power of the eye to distinguish… retinoscope1883 A device used to perform retinoscopy (retinoscopy, n. 3), typically incorporating a mirror, light source, and condensing lens. phacoscope1886 A device for observing changes in shape of the lens of the eye during accommodation. phorometer1888 Any of various instruments used to measure the relationship between the visual axes in binocular vision (phoria). campimeter1889 An apparatus designed to measure the field of vision, or the sensitivity of the retina to colour and space in indirect vision. prisoptometer1890 An optometer incorporating one or more prisms. scotometer1890 An instrument or device for detecting and measuring scotomata. skiascope1892 Ophthalmology. = retinoscope, n. 2. Now rare. transilluminator1906 Any of various devices or instruments used to pass light through something, esp. for the purposes of medical or scientific investigation. slit lamp1922 a lamp which emits a narrow but intense beam of light, used for examining the interior of the eye; frequently attributive. anomaloscope1923 An apparatus invented by W. A. Nagel (1870–1911) for measuring abnormality in colour vision. gonioscope1925 An instrument for observing the angle of the anterior chamber of the eye, usually consisting of a contact lens to which is attached some kind of… synoptophore1934 An instrument for measuring the deviations of the visual axes of eyes not properly coordinated for binocular vision. |
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