... of lamps, which used to assess the color of material in textile, printing and dyeing, such as fastness of color, color proofing ... and acceptance under the same standard light sources, especially in cloudy days and darkness using the standard light box ... Lamp Box ( 4 lamps) is widely used in textiles, plastics, paint, ink, printing and dyeing, printing, paints, packaging, ceramics, leather, cosmetics ...