LIGHT REFLECTING DEVICE OF LED LIGHT BOX WITH TRANSMISSIVE BACKLIGHT SOURCE AND LIGHT BOX

摘要

An LED light box with a transmissive backlight source, comprises a picture supporting board provided on the displaying direction of the light box. LEDs (2) are used as the light source. The light reflecting device is provided in the lightbox. The light reflecting device comprises multiple light reflecting units (1) provided adjacently. The light reflecting unit (1) has a concave accommodating space with an opening faces to the picture supporting board. All the inner surfaces of the accommodating space are light reflecting surfaces. The LEDs (2) are provided in the accommodating space.