Binocular-telescope with large 100mm aperture objective lenses provides bright wide-field views rich in contrast, depth, and detail, Accepts most 1.25" interchangeable eyepieces so you can view at different magnifications (requires two eyepieces of the same focal length) Includes two eyepieces that provide 22x magnification through the big binocular-telescope, Fully multi-coated optics, BAK-4 prisms, and retractable lens shades maximize light throughput and minimize peripheral glare for optimized viewing performance, Individual eyepiece focus and adjustable interpupillary distance lets you get the most out of each and every view