This technique allows the user to amplify the intensity of light which reflects off of a metallic surface by channelinglightning chakra through the aforementioned surface. This is accomplished through the transfer of energy from the user's chakra into particles of light bounce off of the designated surface. The resulting effect is a blinding emission of light that can easily distract nearby targets. Nōsei no Mikoto commonly utilizes this technique in conjuncture with his swordsmanship, allowing him to blind opponents at close range. In terms of chakra expenditure Tempered Ray is rather negligible, but the requisite energy scales in correlation with the intensity of the light emitted and the duration of the enhanced reflection.