Multi-purpose flat plate lamp
A technology of flat panel lamps and light strips, applied in lighting devices, light sources, electric light sources, etc., can solve the problems of no memory function, unreachable light source brightness index, constant current power supply cannot be dimmed, etc., and achieve the goal of increasing the color rendering index Effect
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[0019] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.
[0020] A multi-purpose flat panel lamp, comprising a lamp bead mounting layer 1, a diffuser plate 2, a printed light guide plate 3, and a reflective sheet 4 that are stacked in sequence, and the reflective sheet 4 is closely attached to the bottom of the printed light guide plate 3 to reflect the exposed light back In the printed light guide plate 3, it is used to improve the use efficiency of light. An optical film 5 that can soften the transmitted delayed light is...
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