Multi-directional optical elements are disclosed that include a body having a first side having a first curvature, a second side having a second curvature, a third side having a third curvature, and a fourth side having a fourth curvature. The second side is disposed generally opposite the first side along a first direction and a fourth side is disposed generally opposite the third side along a second direction, the second direction being different from the first direction. Also disclosed are optical systems utilizing such multi-directional optical elements.

 
Web www.patentalert.com

< Multi-mode stereoscopic image display method and apparatus

< Analog signal separator for UWB versus narrowband signals

> 3D wavelet based video codec with human perceptual model

> Multiple format video compression

~ 00278