| 释义 |
stroboscope|ˈstrəʊbə-, ˈstrɒbəskəʊp|
[f. Gr. στρόβο-ς a twisting or whirling round + -scope.]
a. A scientific toy which produces the illusion of motion by a series of pictures viewed through the openings of a revolving disc.
b. An instrument for observing the successive phases of a periodic motion by means of light periodically interrupted.
a.1836[see stroboscopical]. 1882L. Campbell Life J. C. Maxwell ii. 36 A scientific toy had recently come into vogue, an improvement on the thaumatrope, called variously by the names ‘phenakistoscope’, ‘stroboscope’, or ‘magic disc’.
b.1896Fr. A. Welby tr. Biedermann's Electro-Physiol. I. 409 If two interrupters are used, one of which is connected with the capillary electrometer, the other with the stroboscope. 1903Engineering 18 Dec. 837/1 A special differential stroboscope, in which the motor was illuminated only once in every two revolutions. |