An air conditioner according to the present invention is equipped with: a suction opening; a fan that draws in air from the suction opening; a heat exchanger that exchanges heat with the air drawn infrom the suction opening; a discharge opening through which the air subjected to a heat exchange by the heat exchanger is blown out; an air filter arranged on the upstream side of the fan in an air flow path; an air purification filter arranged and formed separately from the air filter; and a movement device for moving the arrangement position of the air purification filter.