9 optical components, namely, holographic optical elements, namely, waveguides, gratings and lenses for shaping and transmitting light for use in displays, virtual reality goggles and glasses, augmented reality goggles and glasses, projectors, and heads-up (HUD) displays; lenses, namely, electrically switchable lenses, holographic lenses and optical lenses for use in displays, virtual reality goggles and glasses, augmented reality goggles and glasses, projectors, and heads-up (HUD) displays, excluding contact lenses for vision correction; virtual reality headsets in the nature of goggles and glasses; augmented reality headsets in the nature of goggles and glasses; reference design kits comprising virtual reality goggles and glasses, computer hardware, waveguides, displays, projectors, and electronic copies of instructional manuals for assisting product developers to design new virtual reality goggles and glasses products; reference design kits comprising augmented reality googles and glasses, computer hardware, waveguides, displays, projectors, and electronic copies of instructional manuals for assisting product developers to design new augmented reality goggles and glasses products