英语词汇“double image”的英英意思、用法、释义、翻译、读音、例句、短语、词组、英语词典-本地帮

单词

double image

释义

double image
[f. double a. + image n.]
1. An optical appearance or counterpart of an object seen double in certain circumstances, esp. as a result of an affection of the eyes like diplopia.
1880W. James Coll. Ess. & Rev. (1920) 172 The other eye..is kept covered during the experiments to prevent double images.1890― Princ. Psychol. I. xi. 425 The increased visibility of optical after-images and of double images, which close attention brings about, can hardly be interpreted otherwise.Ibid. II. xx. 226 To most of us the whole [visual] field appears single, and it is only by rare accident or by special education that we ever catch a glimpse of a double image.1966C. L. Thomson Your Sight (ed. 4) ii. 20 The person may occasionally see a double image, due to the failure of the two eyes to merge their images properly, a condition termed diplopia.
2. Art. (See quots.)
1939Webster Add., Double image (Surrealism), a representation of an object which is at the same time without deformation a representation of a different object.1958M. L. Wolf Dict. Painting 86 Double image, a popular device in primitive and surrealist art; any image that allows two irreconcilable interpretations simultaneously.
3. Used attrib. in various technical senses.
a1877Knight Dict. Mech. I. 726/2 Double-image micrometer, suggested by Roemer about 1678; brought into use by Bonguer about 1748.a1884― Dict. Mech. Suppl. 267/2 Double image prism, a prism of Iceland spar giving a double image of the object of complementary tints, and also used by revolving the images to measure the angle of crystals examined under the microscope.1940Chambers's Techn. Dict. 261/1 Double-image tacheometer, a type of tacheometer, used with a horizontal subtense bar, which gives two images of the bar in the field of view.

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