The Application of Local Traditional Crafts to a New LED Lighting System : The Development of an LED Lighting System with Human Sensitivity Using Ise Paper Stencils as Lamp Shades(<Special Issue>Tokai Branch, Create the New Technology Fits the Occasion with the Succession of Arts)

Abstract

We present a new LED lighting system using Ise Paper Stencils ， which are a traditiona1 handicraft in Mie prefecture ， Japan ， as lampshades and discuss their optical properties ． Clear patterns in the lse Paper Stencils can be observed by using blue and green lights as the exciting source ． To determ 血 e why these co 旦 ors of light aTe effective ， we stUdied the optical characterization of the Japanese paper by tanning it ． We found that血 the case oftanned paper ， a higher transmit尨mce can be obtained when red light is ilhm 血 ated while a higher absorbance can be obtained when green and blue lights are illumi ！ 1ated ， ( ｝ reen and blue lights are therefbre most suitable as the source of new LED