An apparatus for fastening a constructional element to a...
An apparatus for generating three-dimensional images
An apparatus for wrapping fibre optic cable around an...
An apparatus forming a border for an image
An aspheric screen for visual display apparatus
An assembling structure for assembling a fit-on spectacle...
An assembly for use in connecting optical fibres having...
An assembly for use in connecting optical fibres including a...
An asynchronous method for obtaining spectacle features to...
An electro-optic device
An electro-optic device
An electro-optic device having a self-cleaning hydrophilic...
An electrochromic mirror with two thin glass elements and a...
An electrochromic mirror with two thin glass elements and a...
An electrochromic vision panel having a plurality of connectors
An extendable and pivotal rearview mirror assembly
An extended depth of focus (edof) lens to increase...
An image projection display system for use in large...
An imaging system comprising a concave mirror
An improved device and method for manufacturing an...