Optical wafers made of resin; optical wafers made of plastic; flat optical lenses for electronic displays for electronic machines and apparatus; flat optical lenses for use in electronic displays, for optical glasses displays, for Augmented Reality (AR) glasses and for visual display; optical waveguides for optical beam delivery for use in electronic displays and in visual glasses; optical prisms; high refractive index wafers made of polymer for use in electronic displays, optical glasses dis...