PURPOSE: To provide the indicating plate for traffic signals, guide boards, etc., which can be easily identified even from a relatively distance plate by utilizing the special natural of fluorescent transparent resins and devising the shapes thereof to optically stress a part or whole of the main part of the indicating plate.

CONSTITUTION: The fluorescent transparent resin members 1, 3 the main part 2 of the indicating plate and an aluminum frame 4 are provided. The fluorescent transparent resin frame having the shape to enclose various kinds of the main parts of the indicating plate inward with its peripheral edge is provided of the fluorescent transparent resin members 1, 3 which are formed by mixing a fluorescent dye with a polycarbonate resin or acrylic resin and are molded to proper shapes. The indicating plate which allows the checking of the presence thereof even from the remote place and has the effect approximately equal to the effect of daytime even at night is obtd. in this way.