The Celestron TrailSeeker 65 Straight Spotting Scope has a rugged and durable rubber armored housing that is fully waterproof and Nitrogen filled. The optical system with proprietary XLT multi-coatings renders high resolution images with outstanding contrast, while the dual focus mechanism allows you to find subjects in focus quickly and then fine tune the image. It comes with many quality features, including a sliding sunshade, rotating tripod mount, and interchangeable eyepiece. Features- Celestron