The Celestron EclipSmart Solar Filter is designed specifically for 8" Schmidt-Cassegrain and EdgeHD telescopes, providing a safe and reliable option for viewing the sun. With a sleek design and weight of only 121g, this unit is perfect for adding an extra layer of protection and clarity to your viewing experience. Trusted by telescope enthusiasts and professionals alike, this solar filter from Celestron ensures a high-quality viewing experience with enhanced contrast and minimal glare.