abstract |
A resin composition comprising (a) an acrylic polymer, (b) a compound having at least one (meth)acryl fluorenyl group, and (c) a polymerization initiator, wherein (a) an acrylic polymer and (b) The absolute value of the refractive index difference at 100 ° C of the compound having at least one (meth) acrylonitrile group is 0.031 or less. |