A method for providing real time data network usage information using an SPR includes receiving a request for real time data network usage information. Each individual beam is of low or no divergence and each angularly fixed beam of the bundle originates from a different corresponding source-image pixel and is delivered through a display-system exit aperture each at static, fixed angles. A piston extends into the housing. The height adjuster is positioned next to a free end of the first temple arm such that the height adjuster aligns with the user’s ear.