Pair of spectacles with interchangeable lenses

Panel attachment assembly, panel attachment method and...

Panel for liquid crystal display and method of making the same

Panoramic imaging apparatus

Panoramic lens

Panoramic night vision goggles

Panoramic projection device and method implemented by said...

Panoramic spying device for use in thick walls

Panoramic surveillance device

Panoramic viewing system

Panoramic viewing system with offset virtual optical centers

Panoramic viewing system with offset virtual optical centers

Paper counter-electrode for electrochromic devices

Paper mask device

Parallax-reducing, luminance-preserving diffuser

Parallel alignment of liquid crystals on conductive substrates

Parallel analog device for the local processing of a...

Parallel data transmission through segmented waveguides of...

Parallel optical interconnects

Parametric generation using intersecting cavities