HIGH CONTRAST, GLASS-BASED, WRITEABLE/ERASABLE FRONT PROJECTION SCREENS

High contrast, glass-based, writeable/erasable front projection screens are provided. The screens include a transparent glass sheet which has a front surface and a back surface separated by a distance d. The back surface is in optical contact with a diffusing element. During use of the projection sc...

Ausführliche Beschreibung

Gespeichert in:

Bibliographische Detailangaben
Hauptverfasser:	RAVICHANDRAN, VASUDHA, WEIDMAN, DAVID LEE, GREGORSKI, JOAN DEANNA, BROWN, GORDON CHARLES, GOLLIER, JACQUES
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	ACCESSORIES FOR WRITING OR DRAWING ACCESSORIES THEREFOR APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USINGWAVES OTHER THAN OPTICAL WAVES APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FORPROJECTING OR VIEWING THEM ARTICLES FOR WRITING OR DRAWING UPON BUREAU ACCESSORIES CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY LAYERED PRODUCTS LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM PERFORMING OPERATIONS PHOTOGRAPHY PHYSICS TRANSPORTING WRITING OR DRAWING IMPLEMENTS
Online-Zugang:	Volltext bestellen
Tags:	Tag hinzufügen Keine Tags, Fügen Sie den ersten Tag hinzu!

Schreiben Sie den ersten Kommentar!