Having or producing normal vision; yielding an image free from optical distortion; spec. of binocular vision: without the reversal of convexity and…
| 单词 | θ65001 | 
| 释义 | the world > physical sensation > sight and vision > types of vision > 			[adjective]		 > normal or correct (5)		 orthoscopic1853 Having or producing normal vision; yielding an image free from optical distortion; spec. of binocular vision: without the reversal of convexity and… twenty-twenty1875 the Snellen fraction for normal visual acuity, expressed in feet; colloquially used to denote good eyesight; also figurative. orthoptic1886 Ophthalmology. Of or relating to orthoptics; employing orthoptics (see orthoptics, n.). orthophoric1888 Subcategories:— 			Snellen fraction			(1)		  | 
	
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