The Celestron Reducer Lens .7x - EdgeHD 1100 is a high-powered accessory designed to reduce the focal length of your EdgeHD telescope by 30%, giving you a wider field of view and more detail in your images. Its advanced optics and low-dispersion glass deliver stunningly sharp and crisp images, while its fully multi-coated lenses and wide aperture increase light transmission and reduce reflections. With the Reducer Lens, you can experience the universe like never before.