A leukoscope (10), comprising at least one light emitting diode (11) and a screen (13) disposed in front of the light emitting diode (11) and having at least one hole part (12), whereby the color of the light emitted from the light emitting diode (11) and passed through the hole part (12) is visible at a position apart a specified distance (L) from the screen (13).
展开▼
