An operation panel support mechanism according to the present disclosure includes a first support member, a second support member, a swing mechanism, and a movement mechanism. The first support member is fixed to an apparatus main body. The second support member is fixed to an operation panel. The swing mechanism supports the second support member swingably up and down, and holds the second support member at an arbitrary angle. The movement mechanism supports the second support member movably up and down in a translation manner with respect to the first support member, and holds the second support member at an arbitrary height.