Inclusion Criteria:  Able to read, understand and sign an informed consent form > 18years of age Able and willing to comply with the treatment/follow-up schedule and requirements Presence of meibomian gland on each lower eyelid's meibography Current diagnosis of stage 1-4 of MGD in both eyes, according to the International Workshop on Meibomian Gland Dysfunction: Report of the Subcommittee on Management and Treatment of Meibomian Gland Dysfunction  Exclusion Criteria:  Contact lens wearer within the past 1 month and throughout the study Recent ocular surgery or eyelid surgery within the past 6 months Neuro-paralysis in the planned treatment area within the past 6 months Current use of punctal plugs Pre-cancerous lesions, skin cancer or pigmented lesions in the planned treatment area Uncontrolled infections or uncontrolled immunosuppressive diseases Subjects who have undergone refractive surgery within the past 6 months Patients who had ocular infection within 6 months Pregnancy and lactation Any condition revealed during the eligibility screening process whereby the physician deems the subject inappropriate for this study Declared legally blind in one eye Lipiflow treatment, or any equivalent treatments, within the past 12 months