Escalon Medical Corp. engages in the development, manufacturing, marketing, and distribution of medical devices and pharmaceuticals in the area of ophthalmology in the United States and internationally. It offers A-Scan, which provides information about the internal structure of the eye; B-Scan, a diagnostic tool that supplies information to physicians where the media within the eye are cloudy or opaque; UBM, a high frequency/high resolution ultrasound device, which provides detailed information about the anterior segment of the eye; and Pachymeter that measures the thickness of cornea. The company also provides Ispan Intraocular Gases, such as C3F8 and SF6 that are used by vitreoretinal surgeons as a temporary tamponade in detached retina surgery; and AXIS Image management system for managing ophthalmic diagnostic images through the web browser from various devices. In addition, it markets disposable surgical packs used in vitreoretinal surgery, including packs that aid surgeons in the process of injecting and extracting silicone oil. Further, the company engages in the manufacturing and distribution of patented disposable universal gas kit, which delivers the gas from the canister to the patient. It sells its products to medical institutions through independent sales representatives, network of distributors, and internal sales employees. Escalon Medical Corp. was incorporated in 1987 and is headquartered in Wayne, Pennsylvania.