| abstract |
The composition for optical materials of the present invention contains at least one compound represented by the following Formula 1: n n n wherein R 1 , R 2 and R 3 are each independently C 1 -C 10 hydrocarbyl or hydrogen; X 1 , X 2 and X 3 are each independently S, Se or Te; Y 1 , Y 2 and Y 3 are each independently —S a —[(CH 2 ) b S] c H, a is an integer from 0 to 2, b is an integer from 0 to 4, and c is an integer from 0 to 2, and a compound reactive to the compound of Formula 1. A resin produced by curing a composition containing the compound of Formula 1 by polymerization has a high refractive index, and suitable as various optical materials. |