| abstract |
According to a preferred embodiment of the present invention, with an optical material composition including an episulfide compound represented by formula (1) and an episulfide compound represented by formula (2), it is possible to stably and inexpensively store the episulfide compound represented by formula (2), and also provide an optical material having excellent light resistance. (In formula (1), m represents an integer from 0 to 4, and n represents an integer from 0 to 2.) (In formula (2), m represents an integer from 0 to 4, and n represents an integer from 0 to 2.) |