CPC H04N 9/3152 (2013.01) [F41H 5/08 (2013.01); G02B 3/005 (2013.01); G03B 21/10 (2013.01); G03B 21/28 (2013.01); G03B 21/604 (2013.01); G03B 21/625 (2013.01); G03B 35/26 (2013.01)] | 12 Claims |
1. A riot shield comprising:
a clear body having an outer surface and an inner surface;
a first lens sheet having a first polarity disposed over the outer surface;
a second lens sheet having a second polarity, disposed proximate the inner surface and the first lens sheet, the first polarity opposite the second polarity,
wherein upon a first projector in communication with a first image source projecting an image onto the first lens sheet through the second lens sheet, the image is visible on the first lens sheet but not on the second lens sheet.
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