Lighting device and photographing system including the same

A photographing system comprising:

• an image capturing unit which captures images of an object;
• a lighting device which emits light to the object;
• and
• a lighting control unit which controls light emission of the lighting device,
• wherein the lighting device comprises:
• a plurality of light emitting devices which emit lights of wavelengths within visible ray domain;
• and
• an opening arranged in front of the plurality of light emitting devices,
• wherein the plurality of light emitting devices are arranged in a medium with a low refraction index,
• solid structures that are formed of a medium having a high refraction index, are capable of transmitting visible rays therethrough, and are periodically formed on a portion of the opening to face the plurality of light emitting devices, and
• wherein the solid structures are arranged in a period such that lights emitted by the plurality of light emitting devices are not reflected.