Underwater projection

摘要

A projection apparatus for projection in a liquid environment comprises a projection surface adapted to be positioned in the liquid environment and a projector adapted to be positioned in the liquid environment. The projector is adapted to project an image on the projection surface.

主权项

1. An image projection system, the image projection system comprising:
a liquid media; and a projection surface comprising a projection screen positioned in the liquid media, wherein the projection screen includes a liquid crystal microdroplet (LCMD) device being switchable between a clear state and an opaque state in response to an electric voltage and being positioned in the liquid media; and a video projector positioned in the liquid media, wherein the video projector is adapted to project a video image on the projection surface.