| 单词 | wide-field | 
| 释义 | wide-fieldadj. 1.   a.  Designating an optical instrument having a wide field of view; esp.		 (a) a microscope in which the whole of the sample is illuminated (often as contrasted with a microscope in which an image is obtained by scanning);		 (b) an astronomical camera capable of producing detailed images covering a wide field of view, typically being sensitive enough to produce images of even faint celestial objects. ΘΚΠ society > leisure > the arts > visual arts > photography > camera > 			[adjective]		 > types of camera pinhole1861 twin-lens1894 reflex1907 autofocus1917 miniature1921 autofocusing1922 wide-field1925 beam-splitting1935 point-and-shoot1964 subminiature1968 multi-mode1980 multiprogramme1990 1925    Science 4 Sept. p. ix 		(advt.)	  				The two stands illustrated on this page greatly extend the uses of this New Wide Field Binocular Microscope. 1962    Rotarian June 57 		(advt.)	  				The only compact wide-field binoculars optically designed for use with or without spectacles or sunglasses. 1975    Philos. Trans. 		(Royal Soc.)	 A. 279 401  				A new wide field u.v. camera ‘Janus’ with two optical channels..observing simultaneously has been used on the Eridan rocket. 2013    Indiana Gaz. 26 Oct. 4/4  				During this spaceflight, astronauts made several improvements, including the addition of a new wide-field camera. 2017    A. Ettinger et al.  in  A. Echard et al.  Cytokinesis (Methods Cell Biol.) ix. 163  				Line-scan confocals can provide even better confocality than spinning disk microscopes, but they are two orders of magnitude worse than wide-field microscopes when it comes to collecting and detecting fluorescence.  b.  Involving or utilizing optical instruments that have a wide field of view; (of an image, series of images, etc.) encompassing a wide field of view. ΚΠ 1935    Jrnl. Paleontol. 9 (end matter) 		(advt.)	  				Effective Illumination for Wide Field Microscopy. 1965    Jrnl. Agric. Sci. 65 302/1  				Counts for S/P determinations were made at sebaceous-gland level on projected wide-field images. 1988    Proc. 130th Symp. Internat. Astron. Union 1987 151  				Wide-field surveys of galaxies and clusters are an indispensable tool for studying large scale structure in the universe. 2013    Proc. National Acad. Sci. U.S.A. 111 14672/1  				The microscope is capable of both wide-field CCD imaging and scanning confocal imaging.  2.  Designating a lens having a short focal length and hence a wide field of view; = wide-angle adj. 1. rare. ΘΚΠ society > leisure > the arts > visual arts > photography > camera > parts and accessories of camera > 			[adjective]		 > types of lens flat field1841 wide-angle1865 slow1867 wide-angled1873 fast1877 rapid1878 fish-eye1882 sharp1883 symmetrical1890 telephotographic1891 telephotographic lens1891 narrow-angle1893 stigmatic1896 tele-negative1898 tele-positive1898 bloomed1945 soft1945 wide-field1950 1950    Pop. Photogr. July 26/2  				There is no danger of interference between mirror and rear element or barrel of a short focal-length wide-field lens. 2013    D. J. Eicher Comets! ix. 177  				It only takes a few minutes to use your finder scope to achieve polar alignment good enough for shooting with wide-field lenses. This entry has been updated (OED Third Edition, June 2017; most recently modified version published online December 2021). < | 
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