Shanxi plastic lamp brightness is determined by the following five main factors: 1, lamp number, type, light output, color, and light boxes in its position 2, the material - used acrylic plate transmittance, light reflection, light absorption and diffusion factor 3, boxes - the size, thickness, and use in special boxes inside boxes of paint or reflection factor other towel attached material 4, the light absorption - boxes and electrical equipment inside the lamp light Effect of 5, Maintenance - light output intensity will increase and the impact of the internal life of the portfolio accumulated dust weakened Taiyuan Teng Optoelectronic Technology Development Co., Ltd. Brief tube surface from a distance of boxes: boxes inside the tube from Lightbox Machine will be visible from outside the lamp too was "ribs" shape, acrylic plastic light boxes, if the brightness of the boxes will be far lower, in general, the larger box boxes face about 10cm from the lamp to the door head acrylic plastic light boxes, of course, because different brands of transparent films, the transmittance of light cloth is different, so the optimal distance from the tube surface will be different boxes, before making recommendations to play a little sample test. Acrylic plastic light boxes manufacturers | Teng Advertisement (certified) | acrylic plastic light boxes provided by Taiyuan Teng Optoelectronic Technology Development Company Limited. Taiyuan Teng Yuan Optoelectronics Technology Development Co., Ltd. (www.tytygg.com/) is a leader in Taiyuan, advertising services, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Teng Yuan advertisement leadership with the staff warmly welcome all inquiries negotiations to create Tengyuan advertising better future.