The Welch Allyn Diagnostic Otoscope and Ophthalmoscope set is a high-quality medical instrument designed for precise eye examinations. Made by trusted brand Welch Allyn, this diagnostic set includes essential tools for checking vision and identifying any potential issues with the eyes. With a serial number of 08266, this product is ideal for professionals in healthcare, lab, and dental settings looking to perform accurate and reliable eye exams. Please note that this item is being sold for parts and has not been tested.