Light interference simulator

The utility model discloses a light interference simulator which comprises a bottom base, a control device and a light shield, the surface of the bottom base is provided with the control device, the surface of the bottom base is covered with the light shield, the light shield is connected to the outer wall of the control device in a sleeved mode, the stability of the whole device is guaranteed through the base, and the light interference simulator is fixed through the support plate. A light-emitting device and a photosensitive element are convenient to place, the installation stability is guaranteed, a control device is fixed through a support, the control device comprises a device in which a first servo motor is matched with a first light through hole baffle and a device in which a second servo motor is matched with a second light through hole baffle, and by controlling rotation of the first servo motor and the second servo motor, the light-emitting device and the photosensitive element can be conveniently c