According to one preferred embodiment of the present invention, a composition for optical materials, which contains a compound represented by formula (1) and a compound represented by formula (2), is able to be provided. This composition for optical materials enables stable storage of a compound represented by formula (2) at low cost, and also enables stable storage thereof with respect to temperature change. In addition, this composition for optical materials enables the achievement of an optical material which has good light resistance. (In formula (1), m represents an integer of 0-4; and n represents an integer of 0-2.) (In formula (2), m represents an integer of 0-4; and n represents an integer of 0-2.)