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Orion 7781 7.52-Inch ID Full Aperture Solar Filter

A must-have for safely observing the Sun and sunspots through an Orion 150mm Maksutov-Cassegrain telescope without damaging your eyes
White-light telescope solar filter fits snugly over your telescopes aperture to block 99999 of incoming sunlight
Glass elements are machine-polished and triple-coated with nickel-chromium stainless steel
Each Orion telescope solar filter includes three equidistant thumbscrews 4x 116 thick adhesive foam tabs and 4x 18 thick adhesive foam tabs for customized friction fit to your telescope
Note All Orion solar filters are designed for use with an adequate friction fit attachment Thumbscrews should ONLY be used to keep filter securely in place once a friction fit has been achieved