A view finder includes: a screen portion provided with a display screen which can display images captured by a camera main body; a mounting portion that can be fixed to the camera main body; and an arm portion connecting the mounting portion to the screen portion and moving the screen portion with respect to the mounting portion. The arm portion includes right and left arm portions respectively provided on right and left sides of the screen portion. The right arm portion includes first and second right arms rotatably formed with the screen portion and the mounting portion. The left arm portion includes first and second left arms rotatably formed with the screen portion and the mounting portion. The first and second right arms, the mounting portion and the screen portion, and the first and second left arms, the mounting portion and the screen portion form four-bar rotation link mechanism.