LIGHT TRANSMITTING MATERIAL, STRUCTURE CONNECTING LIGHT TRANSMITTING MATERIAL AND OPTICAL DEVICE, AND METHOD FOR MANUFACTURING LIGHT TRANSMITTING MATERIAL

摘要

A light transmitting material having a tubular clad material and an amorphous core material having a refractive index higher than that of the tubular clad material, characterized in that the amorphous core material comprises a polymer derived from monomers comprising a polymer polyol and a polyfunctional compound having reactivity with a hydroxyl group.