A lens barrel is provided with: a stationary barrel having a large-diameter section and a recessed section which is recessed further toward the inner diameter side than the large-diameter section; a printed circuit board which is mounted so that at least part thereof is disposed along the outer peripheral surface of the stationary barrel; movable barrels positioned further toward the outer diameter side than the stationary barrel and moving relative to the stationary barrel; and a cable member having flexibility which allows the cable member to deform flexibly, the cable member being provided with a mounting section which is mounted on the printed circuit board, and also with a passage section which passes between the printed circuit board and the stationary barrels.