| 释义 |
tachistoscope|tæˈkɪstəskəʊp|
[mod. f. Gr. τάχιστο-ς swiftest + -scope.]
An instrument by means of which objects may be presented to the eye for a brief measured period, a fraction of a second; one of its principal applications being the measurement of ‘the span of apprehension’, that is, the amount of detail that can be apprehended by a single act of attention or apperception. Hence tachistoˈscopic a.; tachistoˈscopically adv. (also fig.).
1890Billings Med. Dict. II. 641/1 Tachistoscope. 1903Psychol. Rev. X. 393 (heading) Tachistoscopic experiments. Ibid. 394 The number of separate objects that can be apperceived at once with the tachistoscope is given as varying from four to five. 1909C. S. Myers Text-bk. Exper. Psychol. 415 The essentials of a good tachistoscope. 1917Arch. Psychol. xl. 3 The material was presented tachistoscopically with a fixed tempo of presentation. 1931Brit. Jrnl. Psychol. XXII. 67 The instrument..embodies an attempt to meet the many theoretical requirements of the perfect tachistoscope by constructing one without moving parts. 1949Jrnl. Personality XVIII. 24 Present tachistoscopically a picture of a love scene, a handsome young Arab leaning yearningly over his beloved on a couch in a Moorish setting. 1969J. Brunner Plague on Both your Causes xix. 141, I saw a tachistoscopically rapid glimpse of one of the half-tracks [from a helicopter]. 1979R. Hawkey Side-Effect vii. 54 I'd like to..have you take the tachistoscopic perception test... Look at a series of images we'd put up on a tachistoscope. |