A cradle is arranged to be clipped onto or otherwise removably secured to a writing instrument, and to hold a camera or other optical image capture device so that images of marks made by the writing instrument may be captured and transmitted to a processor for remote display, storage, andor processing. A pair of contact screws being arranged oppositely vertically and horizontally offset from each other via a center of the insulated base so as not to interfere with each other when making electrical contact with conductor of lamp wires. The drive circuit is controlled by a control device with red, green, and blue pixel information.