| abstract |
The present invention relates to a resin composition comprising a cyclic olefin resin having a functional group, and a compound having a 9,9-bisarylfluorene skeleton represented by the following formula (2) having a polar substituent, and The recipient, and the resin composition has a moderate Abbe number; n n n In the formula, ring Z represents an aromatic hydrocarbon ring, R 3 and R 4 represent substituents, and group X represents a group-[(OR 5 ) n1 -Y 1 ] (wherein the substituent Y 1 represents a hydroxyl group, a mercapto group, and a ring Oxypropyloxy, (meth) acrylfluorenyloxy, R 5 represents alkylene, n 1 represents an integer of 0 or more) or-[(CH 2 ) n 2 -Y 2 ] (wherein, substituted The group Y 2 represents a carboxyl group, an alkoxycarbonyl group, an amine group, or a substituted amine group, n 2 represents an integer of 0 or 1 or more, k represents an integer of 0 to 4, m represents an integer of 0 or more, and p represents 1 or more Integer; this resin composition has an Abbe number (abbe number of about 28 to 55) in the middle region, and is useful as an optical lens and the like. |