Revelation III DIN Trinocular Microscope 4 ObjectiveThe Revelation III is a best seller into physician and veterinarian clinics, as well as universities and medical schools. The Revelation lll comes with LED illumination, for daylight color, low heat, low power consumption, and super long bulb life (30,000). Equipped for performance, its features include DIN achromatic or DIN Plan optics and a 30 year anti fungal coating. The Revelation III is the choice for superior performance at a great value!