| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a light dot type indicator which can call people's attention like "DANGER, GLASS" even under a dark environment by being freely attachably and detachably attached to glass surfaces and the like of buildings under construction work and is adequately usable even for the buildings after the completion of the work. <P>SOLUTION: A plurality of reflective dots consisting of minute recessed parts are formed on the surface of a light guide plate 2 having translucency and the light from a light source 4 disposed on the profile is reflected by the reflective dots and the arrays of the reflective dots are indicated as indicating bodies, such as characters, graphics and symbols, consisting of the dots of the light on the indicating surface side of the light transmission plate. The plate 2 is provided with fastening members 5 consisting of suction cups for freely attachably and detachably fastening the indicator to various kinds of structures, such as windows, wall surfaces and ceilings. <P>COPYRIGHT: (C)2004,JPO |
