Orion 7785 4.00-Inch ID E-Series Safety Film Solar Filter
Solar filter fits the Orion ShortTube 80 refractor and FunScope TableTop reflector telescopes. Black-polymer filter material offers clear, high-contrast views of the Sun and sunspots. Displays the Sun in a pleasing, yellow-orange color. Stronger and more durable than thinner film solar filters. A low-cost, high-quality alternative to pricier glass filters