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单词 skiascope
释义

skiascopen.

Brit. /ˈskʌɪəskəʊp/, U.S. /ˈskaɪəˌskoʊp/
Forms: 1800s skioscope, 1800s– skiascope, 1900s– sciascope.
Origin: A borrowing from Greek, combined with an English element. Etymons: Greek σκιά , -scope comb. form.
Etymology: < ancient Greek σκιά shadow (see scio- comb. form) + -scope comb. form.In form scioscope in quot. 1881 at sense 1 after words in scio- comb. form (compare especially sciopticon n.). In sense 2 perhaps after German Skiaskop (1891 or earlier). Compare slightly earlier skiascopy n.
1. Photography. A dark chamber for attachment to a plate camera so as to obviate the need for a dark cloth over the photographer's head when focusing. Obsolete. rare.
ΚΠ
1881 Photogr. Times Aug. 344/1 The ‘Skioscope’ exhibited by them is a very handy arrangement to do away with the dark cloth in focussing.
1883 S. V. Allen U.S. Patent 274,079 1/2 Various adaptations and adjuncts to my invention, which I call a ‘skiascope’, may be introduced, as follows.
2. Ophthalmology. = retinoscope n. 2. Now rare.
ΘΚΠ
the world > health and disease > healing > ophthalmology or optometry > [noun] > instrumental examination or measurement of eye > instruments used in
optometer1738
opsiometer1842
ophthalmoscope1856
auto-ophthalmoscope1863
ophthalmometer1864
phacoidoscope1864
strabismometer1869
autoscope1873
strabometer1874
perimeter1875
leucoscope1883
retinoscope1883
phacoscope1886
phorometer1888
campimeter1889
prisoptometer1890
scotometer1890
skiascope1892
transilluminator1906
slit lamp1922
anomaloscope1923
gonioscope1925
synoptophore1934
1892 Arch. Ophthalmol. 21 422 A skiascope is now used at the Utrecht Clinique with glasses on each side which by combinations make a series of plus and minus D from 1 to 10.
1971 Biol. Abstr. 52 5247/1 (heading) Focal ophthalmoscopy with the help of a modified electric skiascope.
2011 A. J. Augustin in R. Kramme et al. Springer Handbk. Med. Technol. xiii. 263/1 By turning the skiascope around its vertical axis the examiner can observe how the light reflex drifts in the pupil.
3. Medicine. An early apparatus for obtaining instantaneous X-ray images of objects (a form of fluoroscope). Cf. skiagraphy n. 8. Now historical.
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the world > health and disease > healing > diagnosis or prognosis > radiography or radiology > [noun] > equipment used in
fluoroscope1893
photofluoroscope1896
skiascope1896
fluorimeter1898
stethendoscope1899
roentgenoscope1905
penetrometer1907
penetrameter1912
roentgenkymograph1914
stereofluoroscope1932
tomograph1935
kymograph1936
phototimer1942
photoscope1944
pantomograph1954
orthopantomograph1959
panograph1961
1896 W. F. Magie in Amer. Jrnl. Sci. 111 255 This skiascope is obviously the instrument which is best adapted to the study of the physical questions connected with the Röntgen rays. In describing this instrument as my own, I do not wish to be considered as asserting priority over Professor Salvioni, of Perugia, who has described an instrument essentially similar, but only independence in the invention.
1896 Amer. Amateur Photographer July 315 Dr. George Rosengarten exhibited a sample of the highly fluorescent salt..and also a skiascope, by which the effect of the X-rays can be seen by the eye.
1901 Lancet 19 Jan. 179/2 By means of the skiascope the movements of the heart and diaphragm could be watched.
1995 Physics in Med. & Biol. 40 1752 Figure 11 is of the Edison sciascope, with Thomas Edison at the right of the photograph.
This entry has been updated (OED Third Edition, March 2014; most recently modified version published online March 2022).
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n.1881
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