The new Sky Panorama 7-element ultra wide angle eyepieces offer incredible performance and features in their class. The wide 82° field of view provides an amazing immersive viewing experience over a very flat, well corrected and virtually distortion-free field. Features a built-in, soft rubber eyecup which extends by rotating an external collar. The eye relief is comfortable on all models and suitable for spectacle wearers. All models are fully broadband multi-coated for high contrast and maximum light transmission. Threaded to accept standard filters. Available in focal lengths