For the ultimate, intense, wide-angle experience on your telescope, the exotic OVL Myriad eyepieces have an incredible 110-degree field of view! The 5mm Myriad eyepiece consists of 8 lenses in 6 groups. All lenses are multi-coated and the edges have been blackened for maximum light transmission and contrast. The eyepiece has both a 1.25″ and a 2″ plug connection. The 2″ sleeve can be unscrewed for this purpose. The connections accept 1.25″ and 2″ filters. The eye relief of the eyepiece is 15 mm. For a comfortable view, the eyepieces are equipped with an adjustable rubber eyecup. The housing was made of high-gloss, Black anodized aluminum Scope of delivery: 5mm eyepiece with removable 2″ barrel Dust protection caps !Power supply and batteries are not included in the scope of delivery!