OPT, Intense Pulsed Light Therapy, can be used for the treatment of dry eye due to blepharoplakic gland dysfunction. Intense pulsed light therapy is a technique that heats up the glands through heat conduction and improves the fluidity of lipid secretions, which not only improves the function of the glands, but also improves the stability of the tear film, thus achieving the purpose of treating dry eye. Intense pulsed light therapy technology for dry eye has the advantages of quick results, less trauma, less pain, and less impact on normal work and life. Dry eye patients may have dry eyes, foreign body sensation and other uncomfortable symptoms, intense pulsed light therapy technology is a breakthrough in the treatment of dry eye, which can relieve the discomfort of patients. It is recommended that patients with obvious symptoms of dry eye should consult a regular hospital in time to assess their condition and follow the doctor’s instructions for treatment.