| 释义 |
iriscope, n.|ˈaɪərɪskəʊp|
[irreg. f. iris n.2 + -scope.]
A device for exhibiting the primary colours by the action of the breath on a specially prepared plate of highly polished black glass.
1841Brewster in Phil. Trans. 43 Having received from Dr. Joseph Reade one of his beautiful instruments called the Iriscope,..I soon perceived that it might be advantageously employed in various investigations in physical optics. [Description follows.] |