An electronic device includes a display; a camera; a first light emitting module, wherein each of the camera and the first light emitting module comprises a first type polarizing filter; a second light emitting module including a second type polarizing filter that is different from the first type polarizing filter; and at least one processor configured to: obtain a first image by using the camera, based on a first light output from the first light emitting module and a second light output from the second light emitting module; identify at least one feature point in the first image; and control the display to display the first image and information related to the at least one feature point.