Optical material composition, cured body, optical article, lens, and spectacles

An optical material composition comprising:

• an optical material compound represented by Formula (I) below;
• and
• at least one compound selected from the group consisting of a compound having a radical-polymerizable group, a compound having a polyaddition-reactive group, and a compound having a reactive group reactive with the polyaddition-reactive group,
• wherein
• p and q are each independently 1 or more and 43 or less;
• p+q is 2 or more and 44 or less;
• X1 and X2 are each independently a hydrogen atom, a mercaptoethyl group, a 3-mercaptopropanoyl group, an allyl group, an acryloyl group, or a methacryloyl group;
• R1 is a divalent group represented by Formula (Ia) or (Ib) below;
• and
• R2 and R3 are a methylene group or an ethylene group;
• wherein
• R11 is a linear or branched alkylene group having 2 or more and 10 or less carbon atoms;
• R12 and R13 are a linear or branched alkylene group having 3 or more and 10 or less carbon atoms and having a structure different from that of R11;
• a is 1 or more and 27 or less;
• m and n are each independently 1 or more and 32 or less;
• and
• m+n is 2 or more and 32 or less;
• wherein
• R14 is a linear or branched alkylene group having 3 or more and 10 or less carbon atoms;
• R15 is a linear or branched alkylene group having 3 or more and 10 or less carbon atoms and having a structure different from that of R14;
• b is 1 or more and 25 or less;
• and
• c is 1 or more and 31 or less.