What are the different types of O-1 visa?
There are two types of O-1 visa: O-1A and O-1B. Both are non-immigrant visas that allow visa holders to perform temporary services for a U.S. employer or an agent of an international employer. O-1A is for individuals with an extraordinary ability in the sciences, education, business, or athletics. O-1B is for individuals with an extraordinary ability in the arts or extraordinary achievement in the motion picture or television industry.