| 摘要 |
<p>Device for electronically displaying in colour and in black and white images, texts, drawings, photographs with a faithful reproduction of shades as well as electric signals. The device is comprised of an assembly of elements (4) of which the shades (7) vary by the antagonist actions of two electromagnets (1) with respect with an axis (3) on one or a plurality of permanent magnets (2) which may be replaced by soft materials. The display according to the invention may be of the lit or lighting type with a visual field of 120° which varies very little while the observer is moving. The device according to the invention is particularly intended to the advertising and informational display, all purpose signalling, visualization in electronic and data processing industries.</p> |
