| 摘要 |
A reflected ultraviolet light measuring device, a measuring method for measuring ultraviolet light reflection intensity by using the reflected ultraviolet light measuring device, and a valuation method for evaluating ultraviolet light absorbability of an object (m) by using measuring results by the method, said device comprising an irradiating unit comprising a at least one light emitting diode (2a,2b) for irradiating ultraviolet light on an object (m), and a light receiving unit (4) for receiving a reflected light from the object (m), wherein the light receiving unit (4) is arranged at an angle in which a regular reflected light from the object (m) does not enter. <IMAGE>
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