Future VR headsets could use a new type of lens inspired by holographic devices. The bilayer bifocal lens relies on external voltage to change the intensities in the foci. Future virtual reality ...

Each camera's exterior metal parts are electroplated with 24-karat gold. Original Rollei 35 models usually had 40mm F2.8 or F3.5 Zeiss lenses. Retrospekt's gold-plated cameras include a Zeiss Tessar, ...