The Invesco Rochester AMT-Free New York Municipal Fund Class A (OPNYX) is a mutual fund that primarily invests in municipal bonds issued by the state of New York. This fund aims to provide tax-free income for investors by focusing on bonds that are exempt from the alternative minimum tax (AMT). It is managed by Invesco, a leading global investment management firm, and is classified as a Class A fund, which typically has a front-end sales charge.