The 9mm 120° (2") eyepiece from Explore Scientific offers an unparalleled immersive viewing experience, giving the impression of diving into space to observe celestial objects in depth. With its wide field of view of 120°, you will forget that you are looking through a telescope, diving directly into the wonders of the universe. Designed to meet the expectations of the most demanding amateur astronomers, this eyepiece is equipped with advanced features such as inert gas filling to make it waterproof, high-quality EMD coatings for optimal protection, and resistance to external influences like dust, moisture, and cleaning liquids. A must for years of sustainable, uncompromising observations.