Abstract: According to an embodiment of the present invention is an sighting device based on camera comprising a camera module and a display module, wherein the camera module comprises main body, photographing unit mounted on the main body to photograph a target, flip cover for opening and closing the open side of the main body, infrared light emitting device installed in a predetermined area of the open side, laser light emitting device installed in a predetermined area of the open side and a first short-range communication module for short-range wireless communication, wherein the display module comprises screen for reproducing the image captured by the camera module in real time or near real time, manipulation unit for manipulating the image reproduced on the screen and a second short-range communication module communicated with the camera module.