| 摘要 |
<p>PURPOSE: A window movie screen apparatus is provided to offer a clear screen movie function because water molecule is split by the supersonic vibration while using as a screen and to show inside or outside because a special viewing prevention function is distinguished while not using. CONSTITUTION: A window movie screen apparatus comprises a transparent case(1). The transparent case is composed of a transparent front panel(1a) and transparent rear panel(1b). An internal space of a thin film is formed between the transparent front panel and transparent rear panel. A vibration unit having a water tub(4) and oscillator(3) is arranged in the lower part of the internal space. The window movie screen apparatus is operated as a movie screen of a projector(6) while operating the vibration unit. The window movie screen apparatus becomes transparent while not operating the vibration unit.</p> |
