OPTICAL FIBER HUMIDITY SENSOR, AND HUMIDITY DETECTING SYSTEM AND RESPIRATION DETECTING SYSTEM USING THE SAME

摘要

PROBLEM TO BE SOLVED: To provide an optical fiber humidity sensor of high sensitivity capable of largely changing the intensity of transmitted light in accordance with the change of humidity.;SOLUTION: A humidity sensitive clad is formed by mixing an acrylic acid water-soluble polymer including a copolymer, and a deliquescent substance, on a core of a plastic optical fiber.;COPYRIGHT: (C)2003,JPO