Disclosed is a bulb-shaped lamp wherein one end of a tube-shaped seat (10) is rotatably attached around an end of a cylindrical base (30) fitted into a socket of a lighting fixture. A support mount (40) is attached to the other end of the seat (10) so as to be able to rotate as a single unit with said seat (10). An LED module (51) that has a plurality of LED chips is attached to the support mount (40). The support mount (40) is provided with an end face (43a) to which the LED module (51) is attached. The end face (43a) is configured such that light emitted from the LED chips provided in the LED module (51) is inclined at a prescribed angle with respect to the axis of the base (30).
