Dr. Lahane is a renowned eye surgeon, recognized both for his mastery of sophisticated techniques in eye surgery and for his pioneering community work in ophthalmology in rural and tribal areas of Maharashtra. He has performed more than 1,41,000 cataract surgeries successfully and treated more than 10 lakh patients so far. Dr. Lahane's contribution also includes pioneering activities in community ophthalmology, which are not part of his duties, in the Medical College but done as social work, in his off duty time. He is the pioneer of advanced phacoemulsification and stitch-less surgeries in eye camps in rural Maharashtra. He has conducted 120 such camps, all over Maharashtra including 196 camps in tribal areas. He is the pioneer of such advanced cataract surgeries in leprosy patients. Since the year 2000, he has operated 1491 leprosy patients with complicated cataracts in Hon. Baba Amte's Anandvan Ashram, reducing the complication rate from 35% to less than 1%. He has restored vision to hundreds of blind children and adults by successful corneal transplants.