| 单词 |
debusscope |
| 释义 |
debusscope|ˈdɛbəskəʊp| [f. the name of the inventor M. Debus + -scope, after kaleidoscope.] An optical contrivance consisting of two mirrors placed at an angle of 72°, so as to give four reflections of an object or figure placed between them and form composite figures for purposes of decorative design, etc.
1862Timbs Year-Bk. of Facts 144 M. Debus has invented this new form of kaleidoscope. The debusscope may be made of any size. c1865J. Wylde in Circ. Sc. I. 43/1 In the Debusscope, any object placed between the mirrors is multiplied, so as to present a fourfold appearance. |

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