Stereoscopic projection screen equipment

The utility model discloses a three-dimensional projection screen device, which comprises a support assembly and a projection screen, and is characterized in that the support assembly comprises a seat body, a support column and a support frame, the seat body is used for being fixed at a preset posit...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	HE JIAN, LU SHANGSHU, DU JIANCONG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ACCESSORIES THEREFOR APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USINGWAVES OTHER THAN OPTICAL WAVES APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FORPROJECTING OR VIEWING THEM CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS OPTICS PHOTOGRAPHY PHYSICS
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