A support frame adapted for containing a first lens and a second lens, and the support frame includes a body and a first extension bottom wall. The body has a first opening penetrating through the body, a second opening penetrating through the body, a first annular side wall surrounding the first opening, and a second annular side wall surrounding the second opening. The first lens and the second lens are respectively disposed in the first opening and the second opening. The first extension bottom wall integratedly extends from an inner side of the first annular side wall. When the first lens is disposed in the first opening, the first lens is located on the first extension bottom wall. The first extension bottom wall has a first through hole. The first lens corresponds to the first through hole. An image capturing device is further provided.