Reflective umbrella
A technology of reflective umbrella and reflective cloth, which is applied in the direction of walking sticks, etc., can solve the problems that it is difficult to attract the attention of passing vehicles, the umbrella has a single function, and does not have the function of night safety warning, so as to achieve good reflective performance and ensure the effect of life safety
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[0012] As shown in the figure, for this kind of reflective umbrella, a reflective layer 1 and glass beads 2 are coated on a common umbrella surface 3 in sequence. Sprinkle high-refractive index glass beads on the ordinary umbrella surface after coating polyurethane adhesive, and then dry it at 120°C. Glass beads are commercially available.
[0013] When the light is irradiated on the surface of the high-refractive index glass bead 2, due to the high refraction effect of the high-refractive index glass bead 2, the light is concentrated on the special reflective layer 1 at the focal point of the high-refractive index glass bead 2, and the reflective layer 1 absorbs the light The transparent high-refractive index glass beads 2 are re-reflected to the vicinity of the light source, so very bright reflected light can be seen at the light source, and various targets coated with this reflective material can be clearly seen to achieve safe avoidance , vigilance, search and observation...
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