Upgradeable remote control device
Upgradeable telescope system
Upgrading a power-splitting passive optical network using optica
Upgrading optical communications systems without traffic...
Upright microscope
Urethane/acrylate bead bond for retroreflective articles
Use of a focusing vortex lens as the objective in spiral...
Use of a holographic video screen as a display surface in a...
Use of a lens array to increase the contrast ratio produced...
Use of a lenslet array with a vertically stacked pixel array
Use of a photonic crystal for optical amplifier gain control
Use of an angle-selective retro-reflector to recapture...
Use of aperiodic quasi-phase-matched gratings in ultrashort puls
Use of bandwidth efficient modulation techniques in a...
Use of bromine anions in an optical electrowetting device
Use of Chirped Quasi-phase-matched materials in chirped...
Use of cross tap equalization to reduce crosstalk arising...
Use of fresnel zone plates for material processing
Use of fresnel zone plates for material processing
Use of higher order modulation techniques to transmit...